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PROF. CHRISTIAN HELLMICH CURRICULUM VITAE & LIST OF SCIENTIFIC PUBLICATIONS
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Curriculum Vitae
Personal Data: Name: Christian HELLMICH Academic Degrees: Dipl.-‐Ing. (M.Sc.); Dr. techn. (Ph.D.) Venia Docendi: Strength of Materials and Biomechanics (2004) Current position: Full Professor (Univ.-‐Prof.) for Computational Mechanics and Strength of Materials, since 2011 Place/Date of Birth: Langenfeld, Germany; Nov 23, 1971 Citizenship: Austria Marital Status: Married, [Dr. Regina Hellmich (Pötsch)], Children: 3 children (Clara, Eva, Alma)
Education: 9/1979-‐6/1999: Conservatory of Music, Eisenstadt, Austria Violin: several regional and national prizes 9/1982-‐6/1990: Federal High School, Eisenstadt, Austria (graduation with distinction) 10/1990-‐11/1995: Vienna University of Technology (TU Wien), Civil Engineering (graduation with distinction) 12/1995-‐8/1999: TU Wien, Doctoral Studies (graduation with distinction) 1/2004: TU Wien, Habilitation (Venia Docendi for strengths of
materials and biomechanics)
Awards: 1993: award for excellent performance as a student granted by the
Department of Civil Engineering of Vienna University of Technology
1996: award for excellent performance as a student granted by the Department of Civil Engineering of Vienna University of Technology
2001: elected member of Massachusetts Institute of Technology Chapter of Sigma Xi, The Research Society
2004: Kardinal Innitzer Advancement Award (Kardinal-‐Innitzer-‐Förderungspreis) of the Archbishopry of Vienna
2005: Science Award of the State of Lower Austria (Anerkennungspreis des Landes Niederösterreich für Wissenschaft)
PROF. CHRISTIAN HELLMICH CURRICULUM VITAE & LIST OF SCIENTIFIC PUBLICATIONS
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2007: Poster Award of the German Society for Oral and Maxillofacial Medicine (together with C. Kober, S. Stübinger, B. Erdmann, T. Radtke, R. Sader, H.-‐F. Zeilhofer)
2008: Zienkiewicz Award for Young Scientists in Computational Engineering Sciences of the European Community on Computational Methods in Applied Sciences (ECCOMAS)
2010: ERC Starting Grant of the European Research Council (ERC) 2011: Member of Young Academy of the Austrian Academy of Sciences (Junge Kurie -‐ ÖAW) 2012: Walter L Huber Research Prize of the American Society of
Civil Engineers (ASCE)
Scholarships: 11/1999: holder of a scholarship of the Max Kade Foundation for a one-‐year stay at MIT, Cambridge, MA, USA, as postdoctoral fellow 6/2001: extension of the Max Kade scholarship for 6 months
Awards of students: 2009: Prix du Stage de Recherche for research internship at TU
Wien, awarded by Ecole Polytechnique to Fabien Pérus 2009: Award of Excellence of Austrian Ministry of Science and
Research, for Ph.D. thesis of Andreas Fritsch 2009: Outstanding Reviewer 2009 of the Journal of Engineering
Mechanics, awarded to Stefan Scheiner 2010: Prix de Thèse de l’Université Paris-‐Est, for Ph.D. thesis of
Andreas Fritsch 2011: Award of Excellence of the City of Vienna for Master’s thesis of Lukas Eberhardsteiner 2013: Appreciation Prize of Austrian Ministry for Science and
Research, awarded to Markus Königsberger
Work Experience: 9/1993: Trainee, Westhausser Consulting Engineers, Salzburg 7/1994: Trainee, Waagner Biro Company, Vienna, Department for Construction of Steel Bridges 9/1995-‐12/1995: Graduate Assistant, Vienna University of Technology (TU Wien), Institute for Strength of Materials (IFF) 1/1996-‐4/1996: Research Assistant, TU Wien, IFF 5/1996-‐9/1999: University Assistant, TU Wien, IFF 10/1999-‐5/2000: Military Service, Construction Department of the Vienna Military Headquarters
PROF. CHRISTIAN HELLMICH CURRICULUM VITAE & LIST OF SCIENTIFIC PUBLICATIONS
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6/2000-‐8/2000: University Assistant, TU Wien, IFF (6/2000: extension of the Contract, "provisorisches Dienstverhältnis", US-‐equ.: Assistant Professor) 9/2000-‐2/2002: on leave from TU Wien: Max Kade Postdoctoral Fellow at the Massachusetts Institute of Technology, Department of Civil and Environmental Engineering 3/2002-‐12/2003: University Assistant, TU Wien, IFF 1/2004: Universtätsdozent, TU Wien, IFF 3/2004: Associate Professor, TU Wien, IFF (until 9/2004), then Institute for Mechanics of Materials and Structures
(IMWS) 4/2011: Full Professor for Strength of Materials and Computational
Mechanics, TU Wien, IMWS 4/2011-‐12/2011: Vice Director, TU Wien, IMWS 1/2012: Director, TU Wien, IMWS
Activities Abroad: 8/1996, 9/1997, Visiting Scholar, Laboratoire Central des Ponts et 10/1998: Chaussées, Paris, France 9/2000-‐2/2002: Postdoctoral Fellow, MIT/CEE, Cambridge, USA 11/2002, 12/2003, Visiting Scholar, Ecole Nationale des Ponts et Chaussées, 11-‐12/2005, 3/2008: Marne-‐la-‐Vallée, France 8/2006, 7/2007, Visiting Scholar, Università Politecnica delle Marche, Ancona, 8/2012: Italy 3/2009: Visiting Scholar, University of Bath, UK 6/2010: Visiting Professor, Université Paris-‐Est, Marne-‐la-‐Vallée, France 5/2013: Visting Professor, Politechnico di Milano, Milan, Italy
Languages: German (mother tongue), English (fluent), French (advanced knowledge)
Scientific and Engineering Societies: since 2001: Elected member of Sigma Xi, The Scientific Research Society, Massachusetts Institute of Technology Chapter since 2003: Associate member of the American Society of Civil Engineers (ASCE) since 7/2012: Full member of the American Society of Civil Engineers (ASCE) since 2004: Member of European Society of Biomechanics (ESB) since 1/2005: Member of Materials Research Society (MRS) since 2007: Member of Governing Council of European Virtual Institute on Knowledge-‐Based Multifunctional Materials – KMM-‐VIN
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since 10/2008: Member of Board of Directors and President-‐Elect of International Association IA-‐CONCREEP
Creep, Shrinkage, and Durability of Concrete and Concrete Structures
since 1/2011: Vice Chair of Materials, Physical and Nanosciences COST Action MP1005 “From nano to macro (design, processing, characterization, modeling) and applications to stem cells regenerative orthopedic and dental medicine (NAMABIO)”
10/2011: Member of Central European Association for Computational Mechanics – National Chapter of Austria
since 9/2012: Member of TERMIS-‐Tissue Engineering & Regeneration Medicine International Society
Editorships: since 2004: Associate Editor of Journal of Engineering Mechanics (ASCE) – SCI
Guest Editor (together with Dinesh Katti) of Journal of Engineering Mechanics (ASCE), 135 (5), May 2009: Special Issue on Mechanics of Biological and Bioinspired Materials and Structures
since 2011: Corresponding Editor of CMES – Computer Methods in Engineering & Sciences – SCI
Guest Editor (together with Pasquale Vena) of CMES, 87 (5/6), October 2012: Two Special Issues on Mechanical Characterization and Modeling of Tissues and Biomedical Materials Across Different Length Scales
since 2013: Editor-‐in-‐Chief of MCB-‐Molecular & Cellular Biomechanics -‐ SCI
Editorial Board Member: since 2004: International Journal of Mechanics and Solids 2007-‐2010: Open Mechanical Engineering Journal 2007-‐2011: Open Mechanical Engineering Reviews 2007-‐2011: Open Mechanical Engineering Letters since 2008: Open Construction and Building Technology Journal since 2008: Open Corrosion Journal since 2010: Computer Methods in Applied Mechanics and Engineering –
SCI since 2011: ISRN Applied Mathematics since 2012: Biointerface Research in Applied Chemistry
PROF. CHRISTIAN HELLMICH CURRICULUM VITAE & LIST OF SCIENTIFIC PUBLICATIONS
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Scientific Committees: 1. Committee on Material Properties of the American Society of Civil Engineers,
Engineering Mechanics Institute (ASCE-‐EMI) (since 2001, control group member 2002 – 2009, Vice Chair 2004 – 2006, Chair 2006 – 2009)
2. Committee on Poromechanics of ASCE-‐EMI (since 2002, control group member and Chair since 2009)
3. Committee on Biomechanics of the GAMM (Society for Applied Mathematics and Mechanics) (since 2003, founding member)
4. Committee on Modeling Inelastic/Multiscale Behavior of ASCE-‐EMI (since 2007) 5. Committee on Biomechanics of ASCE-‐EMI (since 2009, Vice-‐Chair since October
2013) 6. Technical Committee on Numerical Modeling of RILEM (Réunion Internationale
des Laboratoires et Experts des Matériaux, Systèmes de Construction et Ouvrages) (since 2011)
7. Committee on Molecular Scale Modeling and Experimentation of ASCE-‐EMI (since 2013, founding member)
Reviewing for Scientific Competitions: 2004, 2006 and Graduate Stundent Awards at MRS Fall Meetings 2008
Reviewing for Peer-‐Refereed Journals: 1. AAPS Journal (SCIE) 2. Acta Biomaterialia (SCIE) 3. Acta Geotechnica 4. Acta Mechanica (SCI) 5. Advanced Materials (SCI) 6. Advances in Applied Ceramics (SCI) 7. Advances in Engineering Software 8. Advances in Materials Science and Engineering 9. Annals in Biomedical Engineering (SCI) 10. Applied Surface Science (SCI) 11. Archive of Applied Mechanics (SCI) 12. ASME Journal of Energy Ressources Technology 13. Bioinspired, Biomimetic, and Nanobiomaterials 14. Biomacromolecules (SCI) 15. Biomechanics and Modeling in Mechanobiology (SCIE) 16. Biomedical Materials (SCIE) 17. Bone (SCI) 18. Cement and Concrete Research (SCI) 19. Cement and Concrete Composites (SCIE) 20. Central European Journal of Chemistry (SCIE)
PROF. CHRISTIAN HELLMICH CURRICULUM VITAE & LIST OF SCIENTIFIC PUBLICATIONS
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21. Central and Biochemical Engineering Quarterly (SCIE) 22. Chemical Engineering Communications (SCI) 23. CMES – Computer Methods in Engineering & Sciences (SCI) 24. Composite Structures 25. Colloids and Surfaces A (SCI) 26. Computational Materials Science (SCI) 27. Computer Methods in Applied Mechanics and Engineering (SCI) 28. Computers and Concrete (SCIE) 29. Computers and Geotechnics (SCIE) 30. Computers & Structures (SCI) 31. Computers in Biology and Medicine (SCI) 32. Concrete Science and Engineering 33. Crystal Growth and Design (SCI) 34. Engineering Structures (SCIE) 35. European Journal of Environmental and Civil Engineering 36. Express Polymer Letters 37. Fuel (SCI) 38. International Journal for Numerical Methods in Biomedical Engineering (SCI) 39. International Journal for Numerical Methods in Engineering (SCI) 40. International Journal for Numerical and Analytical Methods in Geomechanics
(SCI) 41. International Journal for Physical Sciences (SCIE) 42. International Journal of Concrete Structures and Materials 43. International Journal of Damage Mechanics (SCIE) 44. International Journal of Mechanical Sciences (SCI) 45. International Journal of Non-‐linear Mechanics (SCI) 46. International Journal of Solids and Structures (SCI) 47. Journal of Applied Physics (SCI) 48. Journal of Biomechanical Engineering – Transactions of the ASME (SCI) 49. Journal of Biomechanics (SCI) 50. Journal of Computational and Applied Mathematics (SCI) 51. Journal of Engineering Mechanics – ASCE (SCI) 52. Journal of Materials Research (SCI) 53. Journal of Materials Science (SCI) 54. Journal of the Mechanical Behavior of Biomedical Materials (SCIE) 55. Journal of Nanomechanics and Micromechanics 56. Journal of Porous Media (SCI) 57. Journal of the Royal Society Interface (SCI) 58. Journal of Structural Biology (SCI) 59. Journal of Theorectical Biology (SCI) 60. KSCE Journal of Civil Engineering (SCIE)
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61. Langmuir (SCI) 62. Marine Drugs 63. Materials Chemistry and Physics (SCI) 64. Materials Letters (SCI) 65. Materials Science and Engineering C (SCIE) 66. Materials and Structures -‐ Matériaux et Constructions (SCIE) 67. Mechanics of Materials (SCI) 68. Mechanics Research Communications (SCI) 69. Medical & Biological Engineering & Computing (SCIE) 70. Medical Engineering and Physics (SCI) 71. Nature Communcations (SCI) 72. Open Construction and Building Technology Journal 73. Open Corrosion Journal 74. Open Mechanical Engineering Journal 75. Open Mechanical Engineering Letters 76. Polymer (SCI) 77. Proceedings of the Institution of Mechanical Engineers, Part C, Journal of
Mechanical Engineering Science 78. Proceedings of the National Academy of Sciences of the United States of
America (SCI) 79. Proceedings of the Royal Society A – Mathematical, Physical, and Engineering
Sciences (SCI) 80. Royal Society Interface (SCI) 81. Scientific Research and Essays (SCI) 82. Strain (SCIE) 83. Transport in Porous Media (SCI) 84. Ultrasonics (SCI) 85. Wiener Medizinische Wochenschrift 86. Zeitschrift für angewandte Mathematik und Mechanik (SCI)
Reviewing for Science Foundations: 1. The Austrian Agency for International Mobility and Cooperation, Science, and
Research (OEAD), Vienna, Austria 2. The Czech Science Foundation (GACR), Prague, Czech Republic 3. The European Commission, Brussels, Belgium 4. The French National Research Agency (ANR), Paris, France 5. The German Science Foundation (DFG), Bonn, Germany 6. The Italian National Agency for the Evaluation of Universities and Research
Institutes (anvur), Rome, Italy 7. The Portuguese Science Foundation (FCT), Lisbon, Portugal 8. The Kentucky Science Foundation, Lexington, KY, USA 9. The Ministry of Education, Hellenic Republic
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10. The Royal Society of Edinburgh, Scotland, UK 11. The Swiss Science Foundation (FNSNF), Berne, Switzerland 12. The Wellcome Trust, London, UK
Chairmanships of International Conferences and Workshops: 1. Organizer of WORKSHOP ON TAILORING FUNCTIONALLY GRADED BIOMATERIALS within
the Network of Excellence: Knowledge-‐based Multicomponent Materials for Durable and Safe Performance granted by Framework Program 6 of the European Commission, Vienna, Austria, February 2006
2. Co-‐organizer of KMM-‐VIN WORKSHOP ON TISSUE ENGINEERING, Venice, Italy, January 2007, together with F. Rustichelli (Universita Politecnica delle Marche)
3. Co-‐Chairman of ECCOMAS THEMATIC CONFERENCE ON COMPUTATIONAL METHODS IN TUNNELING EURO-‐TUN 2007, Vienna, Austria, August 2007, together with J. Eberhardsteiner (TU Wien), G. Beer (TU Graz), H.A. Mang (TU Wien), G. Meschke (Ruhr University Bochum), W. Schubert (TU Graz)
4. Co-‐Chairman of ECCOMAS MULTIDISCIPLINARY JUBILEE SYMPOSIUM ON NEW COMPUTATIONAL CHALLENGES IN MATERIALS, STRUCTURES, AND FLUIDS, Vienna, Austria, February 2008, together with J. Eberhardsteiner (TU Wien), H.A. Mang (TU Wien)
5. Chairman of the Ninth IASTED International Conference on Biomedical Engineeing – BioMed 2012, Innsbruck, Austria, February 15-‐17, 2012
6. Chairman of 2nd Joint Meeting of COST Action MP1005, FROM NANO TO MACRO BIOMATERIALS AND APPLICATIONS TO STEM CELLS REGENERATIVE ORTHOPEDIC AND DENTAL MEDICINE (NAMABIO), Vienna, Austria, September 4-‐5, 2012.
7. Chairman of FIFTH BIOT CONFERENCE ON POROMECHANICS, Vienna, Austria, 2013, July 10-‐12, 2013.
8. Chairman of 10TH INTERNATIONAL CONFERENCE ON CREEP, SHRINKAGE, AND DURABILITY MECHANICS OF CONCRETE AND OTHER QUASI-‐BRITTLE MATERIALS – CONCREEP 10 Vienna, Austria, 2015, in preparation.
Member of Committees of International Conferences: 1. Member of Scientific Committee of III EUROPEAN CONFERENCE ON COMPUTATIONAL
SOLID AND STRUCTURAL MECHANICS – ECCM2006, Lisbon, Portugal, June 2006
2. Member of Scientific Committee of ECCOMAS THEMATIC CONFERENCE ON MODELLING OF HETEROGENEOUS MATERIALS WITH APPLICATIONS IN CONSTRUCTION AND BIOMEDICAL ENGINEERING, Prague, Czech Republic, June 2007
3. Member of Scientific Committee of CONMOD 08 – CONCRETE MODELING, Delft, The Netherlands, May 2008
4. Member of Scientific Review Board of 16TH CONGRESS OF THE EUROPEAN SOCIETY OF BIOMECHANICS ESB 2008, Lucerne, Switzerland, July 2008
5. Member of Scientific Advisory Committee 3RD INTERNATIONAL SYMPOSIUM ON NANOTECHNOLOGY IN CONSTRUCTION, Prague, Czech Republic, May 2009
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6. Member of Scientific Committee of INTERNATIONAL SYMPOSIUM ON COMPUTATIONAL STRUCTURAL ENGINEERING, Shanghai, China, June 2009
7. Member of Scientific Committee of THE FOURTH BIOT CONFERENCE ON POROMECHANICS, New York, NY, USA, June 2009
8. Member of Scientific Committee of CONMOD 2010 – SYMPOSIUM ON CONCRETE MODELING, Lausanne, Switzerland, June 2010
9. Member of Scientific Committee of ECF 18 – EUROPEAN CONFERENCE ON FRACTURE, Dresden, Germany, August/September 2010
10. Member of Program Committee of 4TH VIENNESE BIOMATERIALS SYMPOSIUM, Vienna, Austria, November 2010
11. Member of International Organization Committee of EUROPEAN SYMPOSIUM ON BIOMATERIALS AND RELATED AREAS, EURO-‐BIOMAT, Jena, Germany, April 2011
12. Member of Scientific Committee of EMI 2011 – Conference of the Engineering Mechanics Institute, Boston, MA, USA, June 2011
13. Member of Local Organizing Committee of EUROMECH Solid Mechanics Conference (ESMC 2012), Graz, Austria, July 2012
14. Member of Technical Advisory Panel of COMPLAS 2011 – COMPUTATIONAL PLASTICITY XI – FUNDAMENTALS AND APPLICATIONS, Barcelona, Spain, September 2011
15. Reviewer for the WORLD TUNNEL CONGRESS 2012, Bangkok, Thailand, May 2012
16. Member of Scientific Committee of EMI 2012 – CONFERENCE OF THE ENGINEERING MECHANICS INSTITUTE, Notre Dame, IN, USA, June 2012
17. Member of Scientific Committee of ESB 2012 – 18th CONGRESS OF THE EUROPEAN SOCIETY OF BIOMECHANICS, Lisbon, Portugal, July 2012
18. Member of Local Advisory Board of THIRD TERMIS WORLD CONGRESS 2012 – "TISSUE ENGINEERING AND REGENERATIVE MEDICINE", Vienna, Austria, September 2012
19. Member of Local Organizing Committee of ECCOMAS 2012 – EUROPEAN CONGRESS ON COMPUTATIONAL MECHANICS IN APPLIED SCIENCES AND ENGINEERING, Vienna, Austria, September 2012
20. Member of Scientific Committee of the 2013 ANNUAL MEETING OF THE GERMAN SOCIETY FOR BIOMECHANICS, Neu-‐Ulm, Germany, May 2013
21. Member of Scientific Committee of EMI 2013 – ENGINEERING MECHANICS INSTITUTE CONFERENCE, Evanston, IL, USA, August 2013
22. Member of Scientific Committee of the 5th INTERNATIONAL CONFERENCE ON COMPUTATIONAL BIOENGINEERING, Leuven, Belgium, September 2013
23. Member of Scientific Committee of CONMOD14 – CONCRETE MODELING, Beijing, China, October 2014
24. Member of the International Scientific Committee of EMI 2015 International Conference, Hongkong, China, January 2015
25. Member of Scientific Committee of COMPLAS XIII – 13TH INTERNATIONAL
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CONFERENCE ON COMPUTATIONAL PLASTICITY, FUNDAMENTALS AND APPLICATIONS, Barvelona, Spain, September 2015
26. Member of Scientific Committee of the 6th INTERNATIONAL CONFERENCE ON COMPUTATIONAL BIOENGINEERING, Barcelona, Spain, September 2015
Organization of Symposia at International Conferences: 1. Co-‐organizer of Minisymposium on Hierarchically Structured Biological Materials,
at GAMM -‐ JAHRESTAGUNG – ANNUAL MEETING OF THE SOCIETY FOR APPLIED MATHEMATICS AND MECHANICS, Padua, Italy, March 2003, together with Prof. F. Ulm (MIT)
2. Co-‐organizer of Minisymposium on Computational Micromechanics of Hard Biological Tissues, at SECOND MIT CONFERENCE ON COMPUTATIONAL SOLID AND FLUID MECHANICS, Cambridge, MA, USA, June 2003, together with Prof. F. Ulm (MIT)
3. Co-‐organizer of 2nd Symposium on Biologically Inspired Materials, at 16TH ASCE ENGINEERING MECHANICS CONFERENCE, Seattle, WA, USA, July 2003, together with Prof. D. Katti (North Dakota State University) and Dr. E. Macari (NSF)
4. Co-‐organizer of 3rd Symposium on Biologically Inspired Materials, at 17TH ASCE ENGINEERING MECHANICS CONFERENCE, Newark, DE, USA, June 2004, together with Prof. D. Katti (North Dakota State University)
5. Co-‐organizer of Minisymposium on Computational Micromechanics of Biological Materials, at 6TH WORLD CONGRESS ON COMPUTATIONAL MECHANICS – WCCM VI, Beijing, China, September 2004, together with Prof. F. Ulm (MIT)
6. Co-‐organizer of Symposium Y: Mechanical Properties of Bio-‐inspired and Biological Materials, at MATERIALS RESEARCH SOCIETY (MRS) FALL MEETING 2004, Boston, MA, USA, November/December 2004, together with Profs. K. Katti (North Dakota State University), F.-‐J. Ulm (MIT), and C. Viney (UC Merced)
7. Co-‐organizer of Minisymposium on Biomechanics of Hard and Soft Tissues, at THIRD MIT CONFERENCE ON COMPUTATIONAL SOLID AND FLUID MECHANICS, Cambridge, MA, USA, June 2005, together with Prof. F. Ulm (MIT)
8. Co-‐organizer of 4th Symposium on Biologically Inspired Materials, at MCMAT2005 MECHANICS AND MATERIALS CONFERENCE, Baton Rouge, LO, USA, June 2005, together with Prof. D. Katti (North Dakota State University)
9. Co-‐organizer of Minisymposium on Computational Mechanics of Civil and Bioengineering Materials and Structures – The Nano-‐to-‐Macro Perspective, at VIII INTERNATIONAL CONFERENCE ON COMPUTATIONAL PLASTICITY (COMPLAS VIII), Barcelona, Spain, September 2005, together with Prof. H. Mang (TU Wien)
10. Co-‐organizer of Minisymposium on Nano-‐to-‐Macro Characterization of Hard and Soft Biological Tissue: The Contribution of Applied Mathematics and Mechanics, at THE 2006 ANNUAL MEETING OF THE SOCIETY FOR APPLIED MATHEMATICS AND MECHANICS (GAMM), Berlin, Germany, March 2006, together with B. Markert (Stuttgart
University) 11. Organizer of Symposium on Multiscale Mechanics of Biological Materials and Other
Natural Composites, at III EUROPEAN CONFERENCE ON COMPUTATIONAL SOLID AND STRUCTURAL MECHANICS – ECCM2006, Lisbon, Portugal, June 2006
12. Co-‐organizer of 5th Symposium on Biologically Inspired Materials, at US NATIONAL
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CONGRESS OF THEORETICAL AND APPLIED MECHANICS, Boulder, CO, USA, June 2006, together with Prof. D. Katti (North Dakota State University)
13. Co-‐organizer of Symposium DD: Mechanics of Biological and Bio-‐inspired Materials at 2006 FALL MEETING OF THE MATERIALS RESEARCH SOCIETY (MRS), Boston, MA, USA, November/December 2006, together with Prof. K. Katti (North Dakota State University), Prof. C. Viney (Univ. of California Merced), Dr. U. Wegst (Max Plank Institute Stuttgart)
14. Co-‐organizer of 6th Symposium on Biologically Inspired Materials, at 18TH ASCE ENGINEERING MECHANICS CONFERENCE, Blacksburg, VA, USA, June 2007, together with Prof. D. Katti (North Dakota State University)
15. Co-‐organizer of Minisymposium on Mathematics and Mechanics in Structural and Functional Biology, at 6TH INTERNATIONAL CONGRESS ON INDUSTRIAL AND APPLIED MATHEMATICS ICIAM 2007, Zurich, Switzerland, July 2007, together with Prof. R. Krause (Bonn University)
16.Co-‐organizer of Minisymposium on Shifting to Performance-‐Based Design as a Tool for Improving Lining Structural Safety and Serviceability, at ECCOMAS THEMATIC CONFERENCE ON COMPUTATIONAL METHODS IN TUNNELING EURO-‐TUN 2007, Vienna, Austria, August 2007, together with O. Rio (Institute E. Torroja) and Hermann Otremba (HochTief)
17. Co-‐organizer of Workshop on Biomechanics Linz, Austria, December 2007, together with Prof. U. Langer (Linz University, Austria), as part of the Radon Special Semester on Quantitative Biology Analyzed by Mathematical Methods, organized by the Radon Institute of the Austrian Academy of Sciences
18. Co-‐organizer of 7th Symposium on Biologically Inspired Materials, at THE INAUGURAL INT. CONFERENCE OF THE ENGINEERING MECHANICS INSTITUTE, Minneapolis, MN, USA, May 2008, together with Prof. D. Katti (North Dakota State University)
19. Co-‐organizer of Minisymposium on Computational Micromechanics of Biological and Bio-‐Inspired Materials and Structures, at 8TH WORLD CONGRESS ON COMPUTATIONAL MECHANICS – WCCM VIII, Venice, Italy, June/July 2008, together with Prof. D. Katti (North Dakota State University)
20. Co-‐organizer of Symposium Z: Mechanics of Biological and Biomedical Materials, at 2008 FALL MEETING OF THE MATERIALS RESEARCH SOCIETY (MRS), Boston, MA, USA, November/December 2008, together with Prof. K. Katti (North Dakota State University), Prof. U. Wegst (Drexel University, Philadelphia), and Prof. R. Narayan (North Carolina State University)
21. Co-‐organizer of 8th Symposium on Biologically Inspired Materials, at THE 2009 JOINT ASCE-‐ASME-‐SES CONFERENCE ON MECHANICS AND MATERIALS, Blacksburg, VA, USA, June 2009, together with Prof. D. Katti (North Dakota State University)
22. Co-‐organizer of Symposium on New Trends in Microporomechanics, at THE 2009 JOINT ASCE-‐ASME-‐SES CONFERENCE ON MECHANICS AND MATERIALS, Blacksburg, VA, USA, June 2009, together with Dr. B. Pichler (Vienna University of Technology) and Prof. L. Dormieux (Ecole des Ponts -‐ Paris Tech)
23. Organizer of Symposium on Mathematical Modeling of Biomedical Materials: at the Crossroads of Mechanics, Physics, Chemistry, and Biology, at EUROMAT 2009 – EUROPEAN CONGRESS AND EXHIBITION ON ADVANCED MATERIALS AND PROCESSES, Glasgow, UK, September 2009
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24. Co-‐Organizer of Minisymposium on Constitutive Models for Support Materials, at EUROTUN 2009 – ECCOMAS THEMATIC CONFERENCE ON COMPUTATIONAL METHODS IN TUNNELING, Bochum, Germany, September 2009, together with Dr. B. Pichler (Vienna University of Technology) and Prof. J. Eberhardsteiner (Vienna University of Technology)
25. Co-‐organizer of Contributed Sessions on Biomechanics, at GAMM 2010 – 81ST ANNUAL MEETING OF THE SOCIETY FOR APPLIED MATHEMATICS AND MECHANICS, Karlsruhe, Germany, March 2010, together with Prof. U. Nackenhorst (Hannover University)
26. Co-‐organizer of Minisymposium on Multiscale Modeling of Engineering Materials, at WCCM 2010 – WORLD CONGRESS ON COMPUTATIONAL MECHANICS, Sydney, Australia, July 2010, together with Dr. P. Pivonka (University of Western Australia)
27. Co-‐organizer of Minisymposium on New Trends in Microporomechanics, at EMI 2010 – ENGINEERING MECHANICS CONFERENCE, Los Angeles, CA, USA, August 2010, together with Dr. B. Pichler (TU Wien), Prof. L. Dormieux (ParisTech)
28. Co-‐organizer of 9th Symposium on Biological and Biologically Inspired Materials, at EMI 2010 – ENGINEERING MECHANICS CONFERENCE, Los Angeles, CA, USA, August 2010, together with R. Ballarini (University of Minnesota), M. Buehler (M.I.T.), L. Dorfmann (Tufts University), D. Katti (North Dakota State University)
29. Co-‐organizer of Oliver Coussy Memorial Symposium, at EMI 2010 – ENGINEERING MECHANICS CONFERENCE, Los Angeles, CA, USA, August 2010, together with F.-‐J. Ulm (M.I.T.), Y. Abousleiman (Oklahoma University), A. Cheng (University of Mississippi)
30. Organizer of Minisymposium on Fracture of Biomaterials, at 18TH EUROPEAN CONFERENCE ON FRACTURE, Dresden, Germany, August/September 2010
31.Co-‐organizer of Symposium OO: Multiscale Mechanics of Hierarchical Biological, Bioinspired, and Biomedical Materials, at 2010 FALL MEETING OF THE MATERIALS RESEARCH SOCIETY (MRS), Boston, MA, USA, November/December 2010, together with Prof. M. Buehler (M.I.T.), Prof. K. Katti (North Dakota State University), Prof. U. Wegst (Drexel University, Philadelphia), and Prof. R. Narayan (North Carolina State University)
32.Co-‐organizer of 10th Symposium on Mechanics of Biological and Biologically Inspired Materials, at EMI 2011 – ENGINEERING MECHANICS CONFERENCE, Boston, MA, USA, June 2011, together with M. Buehler (M.I.T.), L. Dorfmann (Tufts University), R. Ballerini (University of Minesota), D. Katti (North Dakota State University)
33. Co-‐organizer of Minisymposium on Micromechanics of Porous Materials, at EMI 2011 – ENGINEERING MECHANICS CONFERENCE, Boston, MA, USA, June 2011, together with Prof. B. Pichler (TU Wien) and Prof. L. Dormieux (Ecole des Ponts -‐ Paris Tech)
34. Co-‐organizer of Minisymposium on Computational Challenges in Multiscale Inelasticity and Instability, at COMPLAS 2011: COMPUTATIONAL PLASTICITY XI – Fundamentals and Applications, September 2011, together with H. Mang (Vienna University of Technology)
35. Co-‐organizer of Symposium on Mechanical Characterization and Modeling of Tissues and Biomedical Materials at all Length Scales, at EUROMAT 2011 – EUROPEAN CONGRESS AND EXHIBITION ON ADVANCED MATERIALS AND PROCESSES, Montpellier,
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France, September 2011, together with L. Petrini and P. Vena (Politecnico di Milano)
36. Co-‐organizer of Special Session on Multiscale Biomechanics and Mechanobiology, at the NINTH IASTED INTERNATIONAL CONFERENCE ON BIOMEDICAL ENGINEERING – BIOMED 2012, Innsbruck, Austria, February 2012, together with S. Scheiner (Vienna University of Technology)
37. Co-‐organizer of Session series on Structural Mechanics, at GAMM 2012 – THE 83RD ANNUAL MEETING OF THE SOCIETY OF APPLIED MATHEMATICS AND MECHANICS, Darmstadt, Germany, March 2012, together with M. Schagerl (Linz University)
38. Co-‐organizer of Symposium on Multifield, Multiscale, and Coupled Problems, with Applications in Science and Engineering, at ICCES’12 – INTERNATIONAL CONFERENCE ON COMPUTATIONAL & EXPERIEMENTAL ENGINEERING AND SCIENCES, Chania, Crete, Greece, April/May 2012, together with J. Sladek (Slovak Academy of Sciences, Bratislava)
39. Co-‐organizer of 11th Symposium on Biological and Biologically Inspired Materials, at EMI/PMC 2012 JOINT CONFERENCE OF THE ENGINEERING MECHANICS INSTITUTE AND THE 11th ASCE JOINT SPECIALTY CONFERENCE ON PROBABILISTIC MECHANICS AND STRUCTURAL RELIABILITY, Notre Dame, IN, USA, June 2012, together with D. Katti (North Dakota State University)
40. Co-‐organizer of Symposium honoring Prof. Zdenek Bazant, at EMI/PMC 2012 JOINT CONFERENCE OF THE ENGINEERING MECHANICS INSTITUTE AND THE 11th ASCE JOINT SPECIALTY CONFERENCE ON PROBABILISTIC MECHANICS AND STRUCTURAL RELIABILITY, Notre Dame, IN, USA, June 2012, together with B. Pichler (Vienna University of Technology), F.J. Ulm (M.I.T.) , G. Meschke (Ruhr University Bochum)
41. Co-‐organizer of Mini-‐Symposium on Biot’s vision of unifying natural sciences through engineering – an update, at EMI/PMC 2012 JOINT CONFERENCE OF THE ENGINEERING MECHANICS INSTITUTE AND THE 11th ASCE JOINT SPECIALTY CONFERENCE ON PROBABILISTIC MECHANICS AND STRUCTURAL RELIABILITY, Notre Dame, IN, USA, June 2012, together with Y. Abousleiman (Oklahoma University) and B. Pichler (Vienna University of Technology)
42. Co-‐organizer of Mini-‐Symposium on Computational Biomechanics, at ECCOMAS 2012 EUROPEAN CONGRESS ON COMPUTATIONAL METHODS IN APPLIED SCIENCES AND ENGINEERING, Vienna, Austria, September 2012, together with D. Pahr (Vienna University of Technology), B.v. Rietbergen (Eindhoven University of Technology), B. Markert (Stuttgart University), P. Zysset (Bern University), G. Holzapfel (Graz University of Technology)
43. Co-‐organizer of Special session on Mathematical Modeling in Biomedical Engineering: Current Trends and Challenges, at TENTH IASTED INTERNATIONAL CONFERENCE ON THE BIOMEDICAL ENGINEERING – BIOMED 2013, Innsbruck, Austria, February 2013, together with H.v. Oosterwyck (KU Leuven), N. Filipovicz (University of Kragujevac), St. Scheiner (TU Wien)
44. Co-‐organizer of Mini-‐Symposium on Coupled Modelling on Tissue Mechanics, at ADVANCES IN COMPUTATIONAL MECHANICS – A CONFERENCE CELEBRATING THE 70TH BIRTHDAY OF THOMAS J.R. HUGHES, San Diego, CA, USA, February 2013, together with B. Schrefler (Padua University)
45. Co-‐organizer of Mini-‐Symposium on Multiscale Poromechanics of Geomaterials and Biomaterials, at 5TH BIOT CONFERENC ON POROMECHANICS, Vienna, Austria, July 10-‐12, 2013, together with B. Pichler (Vienna University of Technology), A. Giraud
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(Institut National Polytechnique de Lorraine), X. Chateau (Ecole des Ponts – Paris Tech)
46. Co-‐organizer of Minisymposium on Multiscale Poro-‐Micro-‐Mechanics of Bio-‐ and Geomaterials, at COMPLAS XIII 13th INTERNATIONAL CONFERENCE ON COMPUTATIONAL PLASTICITY, Barcelona, Spain, September 3-‐5, 2013, together with B. Pichler (Vienna University of Technology)
47. Co-‐organizer of Symposium on Advances in Mechanics of Biological and Bio-‐inspired Materials, at 2013 MRS FALL MEETING, Boston, USA, December 1-‐6, 2013, together with K. Katti (North Dakota State University), N. Rahbar (Worcester Poloytecnic Institute), C. Tamerler (University of Kansas)
48. Co-‐organizer of Minisymposium on Multiscale Techniques, at 7TH WORLD CONGRESS OF BIOMECHANICS, Bostom, USA, July 6-‐11, 2014, together with P. Pivonka (University of Melbourne), R. Mueller (ETH Zurich), and B.v.Rietbergen (Eindhoven University of Technology)
List of Scientific Publications
Edited Books: [1] C. Viney, K. Katti, F.-‐J. Ulm, Ch. Hellmich. Mechanical Properties of Bioinspired
and Biological Materials. Materials Research Society (MRS) – Symposium Proceedings Volume 844, following the 2004 MRS Fall Meeting, held November 29 – December 2, 2004, in Boston, MA, USA. Materials Research Society, Warrendale, Pennsylvania.
[2] J. Eberhardsteiner, G. Beer, Ch. Hellmich, H. Mang, G. Meschke, W. Schubert. ECCOMAS Thematic Conference on Computational Methods in Tunneling – Book of Abstracts, held August 27-‐29, 2007, in Vienna, Austria. European Community on Computational Methods in Applied Sciences.
[3] H. Mang, J. Eberhardsteiner, Ch. Hellmich. ECCOMAS Multidisciplinary Symposium – Book of Abstracts, held February 18-‐20, 2008, in Vienna, Austria. European Community on Computational Methods in Applied Sciences.
[4] J. Eberhardsteiner, Ch. Hellmich, H.A. Mang, J. Périaux. ECCOMAS Multidisciplinary Jubilee Symposium – New Computational Challenges in Materials, Structures, and Fluids. Volume 14 of Series on Computational Methods in Applied Sciences, Springer, ISBN 978-‐1-‐4020-‐9230-‐5, 2009, 358 pages.
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[5] A. Nolte, Ch. Hellmich, Ch. Stanford, U. Wegst, T. Li, M. Buehler, P. Yoo, R. Narayan, J. Harding, P. Kiesel, S. Lin-‐Gibson, D. Nolte, J. Evans, X. Fan, K. Shiba, M. Zillmann. Soft Matter, Biological Materials and Biomedical Materials – Synthesis, Characterization and Applications – Materials Research Society (MRS) Symposium Proceedings Volume 1301, Cambridge Press, ISBN 978-‐1-‐605-‐11278-‐7, 293 pages.
[6] P. Gruber, D. Bruckner, Ch. Hellmich, H.-‐B. Schmiedmayer, H. Stachelberger, I. Gebeshuber. Biomimeties – Materials, Structures and Processes – Examples, Ideas, and Case Studies. Springer, ISBN 978-‐3-‐642-‐11933-‐0, 2011, 266 pages.
[7] Ch. Hellmich, F. Rustichelli. Book of Abstracts of 2nd Joint Meeting of COST Action MP1005, From Nano to Macro Biomaterials and Applications to Stem Cells Regeneration Orthopedic and Dental Medicine (NAMABIO), ISBN 978-‐3-‐9502481-‐7-‐3, 2012, 102 pages.
Edited Electronic Proceedings: [1] C. Viney, K. Katti, Ch. Hellmich, U. Wegst. Mechanics of Biological and Bio-‐
inspired Materials. Materials Research Society (MRS) – Symposium Proceedings Volume 975E, following the 2006 MRS Fall Meeting, held November 27 – December 1, 2006, in Boston, MA, USA. Materials Research Society, Warrendale, Pennsylvania.
[2] J. Eberhardsteiner, G. Beer, Ch. Hellmich, H. Mang, G. Meschke, W. Schubert. ECCOMAS Thematic Conference on Computational Methods in Tunneling – CD-‐ROM Proceedings, held August 27-‐29, 2007, in Vienna, Austria. European Community on Computational Methods in Applied Sciences.
[3] K. Katti, Ch. Hellmich, U.G.K. Wegst, R. Narayan. Mechanics of biological and biomedical materials Materials Research Society (MRS) – Symposium Proceedings Volume 1132E, following the 2008 MRS Fall Meeting, held December 1 -‐ 5, 2008, in Boston, MA, USA. Materials Research Society, Warrendale, Pennsylvania.
[4] Ch. Hellmich. Proceedings of the Ninth IASTED International Conference on Biomedical Engineering, held February 15-‐17, 2012, in Innsbruck, Austria. ACTA Press, Calgary, Canada.
[5] Ch. Hellmich, B. Pichler, D. Adam. Poromechanics V – Proceedings oft he Fifth Biot Conference on Poromechanics (in Memory of Karl von Terzaghi, 1883-‐1963), held July 10-‐12, 2013, in Vienna, Austria. American Society of Civil Engineering (ASCE), Reston, VA, USA.
Edited Book Chapters: [1] Ch. Hellmich, S. Scheiner. Modeling of FGM-‐behavior under extreme
temperature and high-‐rate loading conditions, In J. Rödel, Functionally Graded Materials – Properties, Modeling and Applications, State of the art report on Knowledge-‐Based Multicomponent Materials (KMM), ISBN 83-‐89687-‐08-‐9, 2006, pp. 217 – 278.
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Chapters in Books: [1] Ch. Hellmich, M-‐ Lechner, R. Lackner, J. Macht, and H.A. Mang. Creep of
shotcrete tunnel shells. In S. Murakami and N. Ohno, editor, Proceedings of the Fifth IUTAM Symposium on Creep in Structures, pages 217-‐229, Nagoya, Japan, 2 -‐7 April 2000. Kluwer Academic Publishers.
[2] M. Lechner, Ch. Hellmich, H.A.Mang. Short-‐term creep of shotcrete – thermochemoplastic material modelling and nonlinear analysis of a laboratory test and of a NATM excavation by the Finite Element Method. Lecture Notes in Physics: Continuous and Discontinuous Modelling of Cohesive Frictional Materials: 47–62, 2001, Springer, Berlin.
[3] Ch. Hellmich, F.-‐J. Ulm. A micromechanical model for the ultrastructural stiffness of mineralized tissues. In L. Dormieux and F.-‐J. Ulm, editors, Below Macro: Driving Forces of Micromechanics, American Society of Civil Engineers (ASCE), 2002; book version of Special Issue of JEM-‐ASCE, see also Journal Publications
[4] Ch. Hellmich, R. Lackner, H.A. Mang. Thermochemomechanical material model for shotcrete. In G. Beer, editor, Numerical Simulations in Tunneling, Springer Wien New York, 2003, pp. 61 – 82.
[5] J. Macht, R. Lackner, Ch. Hellmich, H.A. Mang. Quantification of stress states in shotcrete tunnel shells. In G. Beer, editor, Numerical Simulations in Tunneling, Springer Wien New York, 2003, pp. 225 –248.
[6] Ch. Hellmich. Microelasticity of bone. In L. Dormieux and F.-‐J. Ulm, editors, CISM vol. 480 – Applied Micromechanics of Porous Media, Springer Wien New York, 2005, pp. 298 – 341.
[7] K. Hofstetter, Ch. Hellmich, H.A. Mang. Anisotropic failure of the biological multi-‐composite wood: a micromechanical approach. In T. Sadowski, editor, IUTAM Symposium on Multiscale Modeling of Damage abd Fracture Processes in Composite Materials, pages 159-‐166, Kazimierz Dolny, Poland, 23 – 27 May 2005. Springer, 2006.
[8] Ch. Hellmich and S. Scheiner. Deformation and Damage. In J. Rödel, A. Czyrska-‐Filemonovic, editors, Functionally Graded Materials – Properties, Modeling and Applications – Chapter I: Experimental investigations of physico-‐mechanical properties and deformation mechanisms on micro and macroscale, State of the art report on Knowledge-‐Based Multicomponent Materials (KMM), ISBN 83-‐89687-‐08-‐9, 2006, pp. 63 – 73.
[9] A. Chrysanthou, Ch. Hellmich, S. Scheiner. Wear and Corrosion Properties In J. Rödel, A. Czyrska-‐Filemonovic, editors, Functionally Graded Materials – Properties, Modeling and Applications – Chapter I: Experimental investigations of physico-‐mechanical properties and deformation mechanisms on micro and macroscale, State of the art report on Knowledge-‐Based Multicomponent Materials (KMM), ISBN 83-‐89687-‐08-‐9, 2006, pp. 77 – 80.
[10] Ch. Hellmich, S. Scheiner, J. Ivanova, R. Kuziak, Z. Mroz, M. Bialas, R. Pecherski, C. Poizat, J. Skrzypek, J. Skoczen, J. Sladek. Quasi-‐static thermomechanics of FGM. In J. Rödel, Ch. Hellmich, S. Scheiner, editors, Functionally Graded Materials – Properties, Modeling and Applications – Chapter VI: Modeling of FGM-‐
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behavior under extreme temperature and high-‐rate loading conditions, State of the art report on Knowledge-‐Based Multicomponent Materials (KMM), ISBN 83-‐89687-‐08-‐9, 2006, pp.223 – 254.
[11] Ch. Hellmich, S. Scheiner, G. Stepanov, A. Babutsky, R. Pecherski, H. Zhao. Dynamics of FGM: Impact loading and high strain rate conditions. In J. Rödel, Ch. Hellmich, S. Scheiner, editors, Functionally Graded Materials – Properties, Modeling and Applications – Chapter VI: Modeling of FGM-‐behavior under extreme temperature and high-‐rate loading conditions, State of the art report on Knowledge-‐Based Multicomponent Materials (KMM), ISBN 83-‐89687-‐08-‐9, 2006, pp. 255 – 263.
[12] S. Scheiner and Ch. Hellmich. Modeling of Corrosion. In J. Rödel, D. Gross, editors, Functionally Graded Materials – Properties, Modeling and Applications – Chapter V: Modeling of microcracking mechanisms, damage, fatigue, and fracture, State of the art report on Knowledge-‐Based Multicomponent Materials (KMM), ISBN 83-‐89687-‐08-‐9, 2006, pp. 333 – 339.
[13] Ch. Hellmich, K. Hofstetter, C. Kober. Computational Micromechanics of Biological Materials: Bone and Wood. In C.A. Mota Soares, J.A.C. Martins, H.C. Rodrigues, editors, Computational Mechanics – Solids, Structures and Coupled Problems, Volume 6 of Series on Computational Methods in Applied Sciences, Springer, ISBN-‐10 1-‐4020-‐4978-‐1, 2006, pp. 319 – 338.
[14] B. Pichler, Ch. Hellmich, L. Dormieux. Potentials and limitations of Griffith’s energy release rate criterion for mode I type microcracking in brittle materials. In G. Exadaktylos and I. Vardoulakis, editors, Bifurcation, Instabilities, and Degradation in Geomechanics, Springer, ISBN 978-‐3-‐540-‐49341-‐9, 2007, pp. 245 – 276.
[15] B. Pichler, Ch. Hellmich, S. Scheiner, J. Eberhardsteiner, H.A. Mang. Assessment of protection systems for gravel-‐buried pipelines considering impact and recurrent shear loading caused by thermal deformations of the pipe. In E. Onate and R. Owen, editors, Computational Plasticity, Volume 7 of Series on Computational Methods in Applied Sciences, Springer, ISBN: 978-‐1-‐4020-‐6576-‐7, 2007, pp. 187-‐206
[16] A. Fritsch, L. Dormieux, Ch. Hellmich, J. Sanahuja. Micromechanics of elasticity and strength of hydroxyapatite biomaterials and tissue engineering scaffolds: Model development and experimental validation. In A. Boccaccini and J. Gough, editors, Tissue Engineering Using Ceramics and Polymers, Woodhead Publishing Limited, ISBN: 978-‐1-‐84569-‐176-‐9, 2007, pp. 529-‐565.
[17] S. Scheiner, B. Pichler, Ch. Hellmich, H. Mang. Damage and disaster prevention in NATM tunnels during construction: micromechanics-‐supported hybrid analyses. In A. Ibrahimbegovic and M. Zlatar, editors, Damage assessment and reconstruction after war or natural disaster, Springer, ISBN: 978-‐90-‐481-‐2384-‐1, 2009, pp. 223 – 251.
[18] S. Scheiner, B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Safety assessment during construction of shotcrete tunnel shells using micromechanical material models. In G. Beer, editor, TUNCONSTRUCT – Technology innovation in underground construction, Taylor and Francis, ISBN: 978-‐0-‐415-‐55411-‐4, 2009, pp. 261 – 282.
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[19] B. Pichler, Ch. Hellmich, H.A. Mang, J. Eberhardsteiner. Rockfall onto gravel-‐covered pipelines: from real-‐scale experiments to semi-‐probabilistic design of gravel protection layers. In consulting engineers Fritsch, Chiari, and partners, editors, Ideen werden Wirklichkeit – 50 Jahre Ingenieurleistungen, pages 38 – 43, Grasl Druck & Neue Medien publishers, 2010.
[20] S. Scheiner, B. Pichler, Ch. Hellmich, H. Mang. Computational Multiscale Analysis for NATM Tunnels: Micromechanics-‐Supported Hybrid Analyses, In R. de Borst and E. Ramm, editors, Lecture Notes in Applied and Computational Mechanics – Multiscale Methods in Computational Mechanics, Springer, ISBN: 978-‐90-‐481-‐9808-‐5, 305 – 328, 2011.
[21] Ch. Hellmich, A. Fritsch, L. Dormieux. Multiscale homogenization theory: An analysis tool for revealing mechanical design principles in bone and bone replacement materials. In D. Bruckner, P. Gruber, Ch. Hellmich, H.-‐B. Schmiedmayer, H. Stachelberger, and I. Gebeshuber, editors, Biomimetics -‐ Materials Structure, and Processes: Examples, Ideas, and Case Studies, Springer, ISBN: 978-‐3-‐642-‐11933-‐0, 81-‐103, 2011.
Refereed Contributions for Scientific Journals (Published or Accepted for Publication at May 16, 2014): [1] Ch. Hellmich and H. A. Mang. Influence of the dilatation of soil and shotcrete on
the load bearing behavior of NATM-‐tunnels. Felsbau – Rock and Soil Engineering, 17(1): 35–43, 1999.
[2] Ch. Hellmich, F.-‐J. Ulm, and H. A. Mang. Multisurface chemoplasticity I: Material model for shotcrete. Journal of Engineering Mechanics (ASCE), 125(6): 692–701, 1999.
[3] Ch. Hellmich, F.-‐J. Ulm, and H. A. Mang. Multisurface chemoplasticity II: Numerical studies on NATM-‐tunneling. Journal of Engineering Mechanics (ASCE), 125(6): 702–714, 1999.
[4] Ch. Hellmich, F.-‐J. Ulm, and H. A. Mang. Consistent linearization in finite element analysis of coupled chemo-‐thermal problems with exo-‐ or endothermal reactions. Computational Mechanics, 24(4): 238–244, 1999.
[5] Ch. Hellmich, J. Macht, and H.A. Mang. Ein hybrides Verfahren zur Bestimmung der Auslastung von Spritzbetonschalen [A hybrid method for determination of the degree of utilization of shotcrete tunnel shells]. Felsbau – Rock and Soil Engineering, 17(5): 422–425, 1999.
[6] J. Sercombe, Ch. Hellmich, F.-‐J. Ulm, and H.A. Mang. Modeling of early-‐age creep of shotcrete. I: Model and model parameters. Journal of Engineering Mechanics (ASCE), 126(3): 284–291, 2000.
[7] Ch. Hellmich, J. Sercombe, F.-‐J. Ulm, and H.A. Mang. Modeling of early-‐age creep of shotcrete. II: Application to tunneling. Journal of Engineering Mechanics (ASCE), 126(3): 292–299, 2000.
[8] J. Macht, Ch. Hellmich, R. Lackner, W. Schubert, and H.A. Mang. Assessment of a tunnel support system for squeezing rock conditions by means of a hybrid method. Felsbau – Rock and Soil Engineering, 18(6): 9–15, 2000.
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[9] H.A. Mang, Ch. Hellmich, R.Lackner, and B. Pichler. Computational structural mechanics. International Journal for Numerical Methods in Engineering, 52: 569–587, 2001.
[10] Ch. Hellmich, H.A. Mang, and F.-‐J. Ulm. Hybrid method for quantification of stress states in shotcrete tunnel shells: combination of 3D in-‐situ displacement measurements and thermochemoplastic material law. Computers and Structures, 79: 2103–2115, 2001.
[11] R. Lackner, Ch. Hellmich, H.A. Mang. Constitutive modeling of cementitious materials in the framework of chemoplasticity. International Journal of Numerical Methods in Engineering, 53: 2357–2388, 2002.
[12] R. Lackner, J. Macht, Ch. Hellmich, H.A. Mang. Hybrid method for the analysis of segmented shotcrete tunnel linings. Journal of Geotechnical and Geoenvironmental Engineering (ASCE), 128(4): 298–306, 2002.
[13] Ch. Hellmich and F.-‐J. Ulm. A micromechanical model for the ultrastructural stiffness of mineralized tissues. Journal of Engineering Mechanics (ASCE), 128(8): 898–908, 2002.
[14] Ch. Hellmich and F.-‐J. Ulm. Are mineralized tissues open crystal foams, reinforced by crosslinked collagen? – Some energy arguments. Journal of Biomechanics, 35: 1199–1212, 2002.
[15] Ch. Hellmich and F.-‐J. Ulm. Average hydroxyapatite concentration is uniform in the extra-‐collagenous ultrastructure of mineralized tissue. Biomechanics and Modeling in Mechanobiology, 2: 21–36, 2003.
[16] Ch. Hellmich, F.-‐J. Ulm, and L. Dormieux. Can the diverse elastic properties of trabecular and cortical bone be attributed to only a few tissue-‐independent phase properties and their interactions? -‐ Arguments from a multiscale approach. Biomechanics and Modeling in Mechanobiology, 2: 219–238, 2004.
[17] Ch. Hellmich, J.-‐F. Barthélémy, L. Dormieux. Mineral-‐collagen interactions in elasticity of bone ultrastructure -‐ a continuum micromechanics approach. European Journal of Mechanics A/Solids, 23: 783–810, 2004.
[18] P. Pivonka, Ch. Hellmich, D. Smith. Microscopic effects on chloride diffusivity of cement pastes – a scale transition analysis. Cement and Concrete Research, 34: 2251–2260, 2004.
[19] B. Pichler, Ch. Hellmich, H.A. Mang. Impact of rocks onto gravel: design and evaluation of experiments. International Journal of Impact Engineering, 31: 559–578, 2005.
[20] Ch. Hellmich, F.-‐J. Ulm. Drained and undrained poroelastic properties of healthy and pathological bone: a poro-‐micromechanical investigation. Transport in Porous Media, 58: 243–268, 2005.
[21] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, H.A. Mang. Assessment of protection systems for rockfall-‐endangered steel pipelines. Computer-‐Aided Civil and Infrastructure Engineering, 20: 331–342, 2005.
[22] Ch. Hellmich, H.A. Mang. Shotcrete elasticity revisited in the framework of continuum micromechanics: from submicron to meter level. Journal of Materials in Civil Engineering (ASCE), 17(3): 246–256, 2005.
[23] B. Pichler, Ch. Hellmich, H.A. Mang. Protection of infrastructure subjected to rockfall. Journal of the Mechanical Behavior of Materials, 16(1-‐2): 103–111, 2005.
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[24] Ch. Hellmich, F.-‐J. Ulm. Micro-‐porodynamics of bones: prediction of the slow Frenkel-‐Biot wave. Journal of Engineering Mechanics (ASCE), 131(9): 918–927, 2005.
[25] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Development and experimental validation of a continuum micromechanics model for the elasticity of wood. European Journal of Mechanics A/Solids, 24(6): 1030–1053, 2005.
[26] A. Fritsch, L. Dormieux, Ch. Hellmich. Porous polycrystals built up by uniformly and axisymmetrically oriented needles: Homogenization of elastic properties. Comptes Rendus Mécanique, 334: 151-‐157, 2006.
[27] C. Kober, B. Erdmann, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. Consideration of anisotropic elasticity minimizes volumetric rather than shear deformation in human mandible. Computer Methods in Biomechanics and Biomedical Engineering, 9(2): 91-‐101, 2006.
[28] B. Pichler, Ch. Hellmich, H.A. Mang, J. Eberhardsteiner. Loading of a gravel-‐buried steel pipe subjected to rockfall. Journal of Geotechnical and Geoenvironmental Engineering (ASCE), 132 (11): 1465-‐1473, 2006.
[29] S. Scheiner, B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Loading of soil-‐covered oil and gas pipelines due to adverse soil settlements – Protection against thermal dilatation-‐induced wear, including geosynthetics. Computers and Geotechnics, 33: 371 – 380, 2006.
[30] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. The influence of the microfibril angle on wood stiffness: a continuum micromechanics approach. Computer Assisted Mechanics and Engineering Sciences, 13: 523 – 536, 2006.
[31] S. Scheiner, Ch. Hellmich. Stable pitting corrosion of stainless steel as diffusion-‐controlled dissolution process with a sharp moving boundary. Corrosion Science, 49(2): 319 – 346, 2007.
[32] J. Sladek, V. Sladek, Ch. Hellmich, J. Eberhardsteiner. Heat conduction analysis of 3D axisymmetric and anisotropic FGM bodies by meshless local Petrov-‐Galerkin method. Computational Mechanics, 39(3): 323 – 333, 2007.
[33] B. Pichler, Ch. Hellmich, H.A. Mang. A combined fracture-‐micromechanics model for tensile strain-‐softening in brittle materials, based on propagation of interacting microcracks. International Journal for Analytical and Numerical Methods in Geomechanics, 31: 111 – 132, 2007.
[34] A. Fritsch, Ch. Hellmich. ’Universal’ microstructural patterns in cortical and trabecular, extracellular and extravascular bone materials: Micromechanics-‐based prediction of anisotropic elasticity. Journal of Theoretical Biology, 244: 597 – 620, 2007.
[35] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Micromechanical modeling of solid-‐type and plate-‐type deformation patterns within softwood materials. A review and an improved approach. Holzforschung – International Journal of the Biology, Chemistry, Physics, and Technology of Wood, 61: 343 – 351, 2007.
[36] J. Sladek, V. Sladek, Ch. Hellmich, J. Eberhardsteiner. Analysis of thick functionally graded plates by local integral equation method. Communications in Numerical Methods in Engineering, 23: 733 – 754, 2007.
[37] A. Fritsch, L. Dormieux, Ch. Hellmich, J. Sanahuja. Micromechanics of crystal interfaces in polycrystalline solid phases of porous media: fundamentals and
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application to strength of hydroxyapatite biomaterials. Journal of Materials Science, 42: 8824 – 8837, 2007.
[38] Ch. Hellmich, C. Kober, B. Erdmann. Micromechanics-‐based conversion of CT data into anisotropic elastictiy tensors, applied to FE simulations of a mandible. Annals of Biomedical Engineering, 36(1): 108 – 122, 2008.
[39] H. Müllner, A. Fritsch, Ch. Kohlhauser, R. Reisner, Ch. Hellmich, D. Godlinski, A. Rota, R. Slesinski, J. Eberhardsteiner. Acoustical and poromechanical characterization of titanium scaffolds for biomedical applications. Strain, 44: 153 – 163, 2008.
[40] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, H.A. Mang. Semi-‐probabilistic design of rockfall protection layers. Computational Mechanics, 42(2): 327 – 336, 2008.
[41] S. Scheiner, Ch. Hellmich. Mathematical modeling of diffusion-‐ and activation-‐controlled pitting corrosion of stainless steel. Restoration of Buildings and Monuments – Special Edition on Concrete and Corrosion, 14(2): 79 – 94, 2008.
[42] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner, H.A. Mang. Micromechanical estimates for elastic limit states in wood materials, revealing nanostructural failure mechanisms. Mechanics of Advanced Materials and Structures, 15: 474 – 484, 2008.
[43] A. Malasoma, A. Fritsch, Ch. Kohlhauser, T. Brynk, C. Vitale-‐Brovarone, Z. Pakiela, J. Eberhardsteiner, Ch. Hellmich. Micromechanics of bioresorbable porous CEL2 glass-‐ceramic scaffolds for bone tissue engineering. Advances in Applied Ceramics, 107(5): 277 – 286, 2008.
[44] B. Pichler, S. Scheiner, Ch. Hellmich. From micron-‐sized needle-‐shaped hydrates to meter-‐sized shotcrete tunnel shells: Micromechanical upscaling of stiffness and strength of shotcrete. Acta Geotechnica, 3(4): 273 – 294, 2008.
[45] C. Kober, S. Stübinger, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. Finite element simulation of the human mandible: the role of (natural) teeth. International Journal for Computerized Dentistry, 11(3/4): 169 – 174, 2008.
[46] C. Kober, S. Stübinger, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. Mandibular finite element simulation as a tool for trauma surgery. International Journal for Computerized Dentistry, 11(3/4): 175 – 181, 2008.
[47] Z. Yosibash, N. Trabelsi, Ch. Hellmich. Subject-‐specific p-‐FE analysis of the proximal femur using micromechanics-‐based material properties. International Journal for Computational Multiscale Engineering, 6(5&6): 483 – 498, 2008.
[48] A. Fritsch, L. Dormieux, Ch. Hellmich, J. Sanahuja. Mechanical behavior of hydroxyapatite biomaterials: an experimentally validated micromechanical model for elasticity and strength. Journal of Biomedical Materials Research A, 88A(1): 149 – 161, 2009.
[49] Ch. Kohlhauser, Ch. Hellmich, C. Vitale-‐Brovarone, A.R. Boccaccini, A. Rota, J. Eberhardsteiner. Ultrasonic characterization of porous biomaterials across different frequencies. Strain, 45: 34 – 44, 2009.
[50] B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Spherical and acicular representation of hydrates in a micromechanical model for cement paste – prediction of early-‐age elasticity and strength. Acta Mechanica, 203 (3/4): 137 –162, 2009.
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[51] S. Scheiner, R. Sinibaldi, B. Pichler, V. Komlev, C. Renghini, C. Vitale-‐Brovarone, F. Rustichelli, Ch. Hellmich. Resolution error-‐cleared micro-‐computer tomography of bone tissue engineering scaffolds: application to micromechanics-‐based micro-‐Finite Element analysis. Biomaterials, 30: 2411 – 2419, 2009.
[52] S. Scheiner, Ch. Hellmich. Continuum microviscoelasticity model for aging basic creep of early-‐age concrete. Journal of Engineering Mechanics (ASCE), 135(4): 307 – 323, 2009.
[53] Ch. Hellmich, D. Celundova, F.-‐J. Ulm. Multiporoelasticity of hierarchically structured materials: micromechanical foundations and application to bone. Journal of Engineering Mechanics (ASCE), 135(5): 382 – 394, 2009.
[54] E. Bertrand, Ch. Hellmich. Multiscale elasticity of tissue engineering scaffolds with tissue-‐engineered bone: a continuum micromechanics approach. Journal of Engineering Mechanics (ASCE), 135(5): 395 – 381, 2009.
[55] H.A. Mang, J. Eberhardsteiner, Ch. Hellmich, K. Hofstetter, A, Jäger, R. Lackner, K. Meinhard, H.W. Müllner, B. Pichler, Ch. Pichler, R. Reihsner, R. Stürzenbecher, M. Zeiml. Computational Mechanics of Materials and Structures. Engineering Structures, 31: 1288 – 1297, 2009.
[56] S. Scheiner, Ch. Hellmich. Finite volume model for diffusion and activation-‐controlled pitting corrosion of stainless steel. Computer Methods in Applied Mechanics and Engineering, 198: 2898 – 2910, 2009.
[57] A. Fritsch, Ch. Hellmich, L. Dormieux. Ductile sliding between mineral crystals followed by rupture of collagen crosslinks: experimentally supported micromechanical explanation of bone strength. Journal of Theoretical Biology, 260: 230 – 252, 2009.
[58] H.A. Mang, E. Aigner, J. Eberhardsteiner, Ch. Hackspiel, C. Hellmich, K. Hofstetter, R. Lackner, B. Pichler, S. Scheiner, R. Stürzenbecher. Computational multiscale analysis in civil engineering. Interaction and Multiscale Mechanics, 2: 109 – 128, 2009.
[59] J. Sanahuja, L. Dormieux, S. Meille, Ch. Hellmich, A. Fritsch. Micromechanical explanation of elasticity and strength of gypsum: from elongated anisotropic crystals to isotropic porous polycrystals. Journal of Engineering Mechanics (ASCE), 136(2): 239 – 253, 2010.
[60] A. Fritsch, Ch. Hellmich, L. Dormieux. The role of disc-‐type crystal shape for micromechanical predictions of elasticity and strength of hydroxyapatite biomaterials. Philosophical Transactions of the Royal Society, 368A: 1913 – 1935, 2010.
[61] S. Ullah, B. Pichler, S. Scheiner, Ch. Hellmich. Shell-‐specific interpolation of measured 3D displacements, for micromechanics-‐based rapid safety assessment of shotcrete tunnels. Computer Modeling in Engineering and Sciences, 57(3), 279-‐314, 2010.
[62] R. Singh, P. Lee, T. Lindsey, C. Kohlhauser, Ch. Hellmich, M. Bram, T. Imwinkelried, R. Dashwood. Characterization of the deformation behavior of intermediate porosity interconnected Ti foams using micro-‐computed tomography and direct finite element modeling. Acta Biomaterialia, 6: 2342-‐2351, 2010.
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[63] B. Pichler, Ch. Hellmich. Estimation of influence tensors for eigenstressed multiphase elastic media with non-‐aligned inclusion phases of arbitrary ellipsoidal shape. Journal of Engineering Mechanics (ASCE), 136(8), 1043 – 1053, 2010.
[64] T. Bader, K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Poromechanical scale transitions of failure stresses in wood: from the lignin to the spruce scale. Zeitschrift für angewandte Mathematik und Mechanik, 90 (10/11), 750 – 767, 2010.
[65] T. Brynk, Ch. Hellmich, A. Fritsch, P. Zysset, J. Eberhardsteiner. Experimental poromechanics of trabecular bone strength: role of Terzaghi’s effective stress and of tissue-‐level stress fluctuations. Journal of Biomechanics, 44, 501 – 508, 2011.
[66] T. Bader, K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. The poroelastic role of water in cell walls of the hierarchical composite "softwood". Acta Mechanica, 217, 75 – 100, 2011.
[67] B. Pichler, Ch. Hellmich. Upscaling quasi-‐brittle strength of cement paste and mortar: a multiscale engineering mechanics model, Cement and Concrete Research, 41, 467 – 476, 2011.
[68] J. Vuong and Ch. Hellmich. Bone fibrillogenesis and mineralization: quantitative analysis and implications for tissue elasticity. Journal of Theoretical Biology, 287, 115-‐130, 2011.
[69] Ch. Kohlhauser, Ch. Hellmich. Determination of Poisson’s ratios in isotropic, transversely isotropic, and orthotropic materials by means of ultrasonic-‐mechanical testing of normal stiffness: application to metals and wood. European Journal of Mechanics -‐ A/Solids, 33, 82-‐98, 2012
[70] A. Dejaco, V. Komlev, J. Jaroszewicz, W. Swieszkowski, Ch. Hellmich. Micro CT-‐based multiscale elasticity of double-‐porous (pre-‐cracked) hydroxyapatite granules for regenerative medicine. Journal of Biomechanics, 45, 1068-‐1075, 2012.
[71] A. Malandrino, A. Fritsch, O. Lahayne, K. Kropik, H. Redl, J. Noailly, D. Lacroix, Ch. Hellmich. Anisotropic tissue elasticity in human lumbar vertebra, from ultrasonics and micromechanics. Materials Letters, 78, 154-‐158, 2012.
[72] S. Ullah, B. Pichler, S. Scheiner, Ch. Hellmich. Influence of shotcrete composition on load level estimation in NATM tunnel shells: micromechanics-‐based sensitivity analysis. International Journal for Numerical and Analytical Methods in Geomechanics, 36, 1151-‐1180, 2012.
[73] H. Mang, B. Pichler, T. Bader, J. Füssl, X. Jia, A. Fritsch, J. Eberhardsteiner, Ch. Hellmich. Quantification of structural and material failure mechanisms across different length scales: from instability to brittle-‐ductile transitions. Acta Mechanica, 223 (9), 1937-‐1957, 2012.
[74] K. Luczynski, A. Dejaco, O. Lahayne, J. Jaroszewicz, W. Swieszkowski, Ch. Hellmich. MicroCT/micromechanics-‐based Finite Element models and quasi-‐static unloading tests deliver consistent values of Young’s modulus of rapid-‐prototyped polymer-‐ceramic tissue engineering scaffold. CMES: Computer Methods in Engineering & Sciences, 87 (6), 505-‐529, 2012.
[75] K. Luczynski, T. Brynk, B. Ostrowska, W. Swieszkowski, R. Reihsner, Ch. Hellmich. Consistent quasi-‐static and acoustic elasticity determination of PLLA-‐
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based rapid-‐prototyped tissue engineering scaffolds. Journal of Biomedical Materials Research A 101 (1), 138-‐144, 2013.
[76] St. Scheiner, P. Pivonka, Ch. Hellmich. Coupling systems biology with multiscale mechanics, for computer simulations of bone remodeling. Computer Methods in Applied Mechanics and Engineering, 254, 181-‐196, 2013.
[77] C. Morin, Ch. Hellmich, P. Henits. Fibrillar structure and elasticity of hydrating collagen: a quantitative multiscale approach. Journal of Theoretical Biology, 317, 384-‐393, 2013.
[78] P. Pivonka, P. Buenzli, S. Scheiner, Ch. Hellmich, C. Dunstan. The influence of bone surface availability in bone remodeling – A mathematical model including coupled geometrical and biomechanical regulations of bone cells. Engineering Structures, 47, 134-‐147, 2013.
[79] Ch. Kohlhauser, Ch. Hellmich. Ultrasonic contact pulse transmission for elastic wave velocity and stiffness determination: influence of specimen geometry and porosity. Engineering Structures, 47, 115-‐133, 2013.
[80] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, J. Wasserbauer, P. Termkhajornkit, R. Barbarulo, G. Chanvillard. Effect of gel-‐space ratio and microstructure on strength of hydrating cementitious materials: an engineering micromechanics approach. Cement and Concrete Research, 45, 55-‐68, 2013.
[81] S. Ullah, B. Pichler, Ch. Hellmich. Modeling ground-‐shell contact forces in NATM tunneling, based on 3D displacement measurements. Journal of Geotechnical and Geoenvironmental Engineering (ASCE), 139 (3), 444-‐457, 2013.
[82] A. Fritsch, Ch. Hellmich, P. Young. Micromechanics–derived scaling relations for poroelasticity and strength of brittle porous polycrystals. Journal of Applied Mechanics, 80, 020905-‐1-‐020905-‐12, 2013.
[83] C. Morin, Ch. Hellmich. Mineralization-‐driven bone tissue evolution follows from fluid-‐to-‐solid phase transformations in closed thermodynamic systems. Journal of Theoretical Biology, 335, 185-‐197, 2013.
[84] R. Blanchard, A. Dejaco, E. Bongaers, Ch. Hellmich. Intravoxel bone micromechanics for micro CT-‐based Finite Element simulations. Journal of Biomechanics, 46, 2710-‐2721, 2013.
[85] J. Hum, K.W. Luczynski, P. Nooeaid, P. Newby, O. Lahayne, Ch. Hellmich, A.R. Boccaccini. Stiffness improvement of 45S5 Bioglass®-‐based scaffolds through PCL and collagen coatings: an ultrasonic study. Strain, 49, 431-‐439, 2013.
[86] L. Eberhardsteiner, Ch. Hellmich, St. Scheiner. Layered water in crystal interfaces as source for bone viscoelasticity: arguments from a multiscale approach. Computer Methods in Biomechanics and Biomedical Engineering, 17, 48-‐63, 2014.
[87] M. Shahidi, B. Pichler, Ch. Hellmich. Viscous interfaces as a source for material creep: a continuum micro-‐mechanics approach. European Journal of Mechanics-‐A/Solids, 45, 41-‐58, 2014.
[88] S. Scheiner, P. Pivonka, D. Smith, D. Colin, Ch. Hellmich. Mathematical modeling of postmenopausal osteopororis and its treatment by the anti-‐catabolic drug
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denosumab. International Journal for Numerical Methods in Biomedical Engineering, 30, 1-‐27, 2014.
[89] M. Königsberger, B. Pichler, Ch. Hellmich. Micromechanics of ITZ-‐aggregate interaction in concrete Part I: stress concentation. Journal of the American Ceramic Society, 97, 535-‐542, 2014.
[90] M. Königsberger, B. Pichler, Ch. Hellmich. Micromechanics of ITZ-‐aggregate interaction in concrete Part II: strength upscaling. Journal of the American Ceramic Society, 97, 543-‐551, 2014
[91] C. Morin, Ch. Hellmich, A multiscale poromicromechanical approach to wave propagation and attenuation in bone. Ultrasonics, 54, 1251–1269, 2014.
[92] M. Colloca, R. Blanchard, Ch. Hellmich, K. Ito, B.v. Rietbergen. A multiscale analytical approach for bone remodeling simulations: linking scales from collagen to trabeculae. Bone, DOI:10.1016/j.bone.2014.03.050, 2014.
[93] A. Malandrino, D. Lacroix, Ch. Hellmich, K. Ito, S. Ferguson, J. Noailly. The role of endplate poromechanical properties on the nutrient availability in the intervertebral disc. Osteoarthritis and Cartilage, accepted for publication in 2014.
Contributions submitted for possible publication at May 15, 2014: [1] St. Scheiner, Ch. Hellmich, Ch. Müller, C. Kober. 2D-‐to-‐3D extension of clinical
radiographs of mandibles, based on X-‐ray physics and bone composition characteristics. Medical Image Analysis, submitted for publication.
[2] T. Abdalrahman, St. Scheiner, Ch. Hellmich. Molecular ordering-‐induced fluid viscosity gain governs permeability of trabecular bone: evidence from random homogenization theory. Journal of Theoretical Biology, submitted for publication.
[3] Ch. Schwaiger, K. Luczynski, M. Pastrama, C. Morin, Ch. Hellmich. Unloading is the key to quasi-‐static determination of bone elastictiy: evidence from ultrasound, wetting and weighing tests, as well as from micromechanics theory. Journal of Biomechanics, submitted for publication.
[4] W. Li, M. Pastrama, Y. Ding, K. Zheng, Ch. Hellmich, A.Boccaccini, Ultrasonic elasticity investigation of 45S5 Bioglass®-‐based scaffolds: Influence of polymer coating and crosslinking treatment. Journal of the Mechanical Behavior of Biomedcial Materials, submitted for publication.
Editorials – published in Refereed Journals: [1] Ch. Hellmich, D. Katti. Mechanics of Biological and Bioinspired Materials and
Structures. Journal of Engineering Mechanics (ASCE), 135(5), 365 – 366, 2009. [2] Ch. Hellmich, P. Vena. Mechanical characterization and modeling of tissues and
biomedical materials across different length scales. CMES – Computer Methods in Engineering & Sciences 87(5/6), 2012, online version on www.techscience.com/cmes.
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Conference-‐related, non-‐refereed papers in International Journals: [1] J. Macht, R. Lackner, Ch. Hellmich, and H.A. Mang. Geomechanics of tunneling
in squeezing rock. Zeitschrift für angewandte Mathematik und Mechanik, 81: 89–92, 2001.
[2] Ch. Hellmich, F.-‐J. Ulm, and L. Dormieux. Homogenization of bone elasticity based on tissue-‐independent (‘universal’) phase properties. PAMM – Proceedings of Applied Mathematics and Mechanics, 3: 56–59, 2003; following the 2003 Annual Scientific Conference of the Society for Applied Mathematics and Mechanics (GAMM), Abano Terme, Italy, 24 – 28 March 2003, www.gamm-‐proceedings.com.
[3] Ch. Hellmich, C. Kober. Micromechanics-‐supported conversion of computer tomographic (CT) images into anisotropic and inhomogeneous finite element models of organs: the case of a human mandible. PAMM – Proceedings of Applied Mathematics and Mechanics, 6: 71 –74, 2006; following the 2006 Annual Scientific Conference of the Society for Applied Mathematics and Mechanics (GAMM), Berlin, Germany, March 27 – 31, 2006.
[4] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Continuum micromechanics estimation of wood strength. PAMM – Proceedings of Applied Mathematics and Mechanics, 6: 75 –78, 2006; following the 2006 Annual Scientific Conference of the Society for Applied Mathematics and Mechanics (GAMM), Berlin, Germany, March 27 – 31, 2006.
[5] C. Kober, S. Stübinger, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. "Resimulation" of mandibular trauma: Do masticatory muscles and (clenched) teeth protect the temporomandibular joint? A study based on finite element method. Computer-‐assisted Radiology and Surgery 2(1), S400 – S402, following the International Congress and Exhibition, Berlin, Germany, June 27 – 30, 2007.
Conference-‐related, non-‐refereed short papers and abstracts in international journals: [1] Ch. Hellmich, F.-‐J. Ulm, and L. Dormieux. Explanation of elasticity of cortical and
trabecular bone from interaction of tissue-‐independent elementary components. Biomedizinische Technik – Biomedical Engineering, 48(S1): 278–279, 2003, following the 2003 Annual Scientific Conference of the Austrian, German, and Swiss Societies for Biomedical Technology (Dreiländertagung), Salzburg, Austria, 25 – 27 September 2003.
[2] C. Kober, B. Erdmann, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. Consideration of bone inhomogeneity and anisotropy in deformation analysis of a human mandible. Biomedizinische Technik – Biomedical Engineering, 50 (S1): 814–815, 2005, following the 2005 Annual Scientific Conference of the German Society for Biomedical Technology, Nurnberg, Germany, 15 – 17 September 2005.
[3] C. Kober, B. Erdmann, R. Sader, C. Hellmich, H.-‐F. Zeilhofer. Validation of interdependency between inner structure visualization and structural mechanics simulation. International Congress Series, 1281: 1373, 2005; also published as H.U. Lemke, K. Inamura, K. Doi, M.W. Vannier, A.G. Farman,
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editors, Proceedings of the 19th International Congress of Computer Assisted Radiology and Surgery (CARS), Berlin, Germany, June 22 -‐ 25, 2005.
[4] Ch. Hellmich, A. Fritsch, L. Dormieux. Universal microstructural patterns in bone: Micromechanics-‐based prediction of anisotropic material behavior. Journal of Biomechanics, 39: S416, 2006; also published as Abstracts of the 5th World Congress of Biomechanics, Munich, Germany, July 29 -‐ August 4, 2006.
[5] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Universal microstructural patterns in wood: Micromechanics-‐based prediction of anisotropic strength from composition and microstructure. Journal of Biomechanics, 39: S351, 2006; also published as Abstracts of the 5th World Congress of Biomechanics, Munich, Germany, July 29 -‐ August 4, 2006.
[6] C. Kober, B. Erdmann, Ch. Hellmich, S. Stuebinger, R. Sader, H.-‐F. Zeilhofer. Dental versus mandibular biomechanics: the influence of the PDL on the overall structural behavior. Journal of Biomechanics, 39: S455, 2006; also published as Abstracts of the 5th World Congress of Biomechanics, Munich, Germany, July 29 -‐ August 4, 2006.
[7] C. Kober, B. Erdmann, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. Validation of interdependency between inner structure visualization and structural mechanics simulation. International Poster Journal – Dental and Oral Medicine 2006, 8(3): Poster 329, following the 19th International Congress of Computer Assisted Radiology and Surgery (CARS), Berlin, Germany, June 22 -‐ 25, 2005.
[8] C. Kober, S. Stübinger, B. Erdmann, Ch. Hellmich, T. Radtke, R. Sader, H.-‐F. Zeilhofer. Finite Element simulation of the human mandible: The influence of the PDL on its structural behavior. International Poster Journal – Dental and Oral Medicine 2006, 8(4): Poster 334, following the 20th Annual Meeting of the Swiss Society for Maxillofacial Surgery, Basle, Switzerland, November 4 – 5, 2005.
[9] C. Kober, Ch. Hellmich, B. Erdmann, S. Stübinger, R. Sader, H.-‐F. Zeilhofer. Influence of tissue anisotropy versus inhomogeneity on the structural behavior of an elderly human mandible. PAMM – Proceedings of Applied Mathematics and Mechanics, 7(1): 1120901-‐1120902, 2007; following ICIAM 2007, 6th International Congress on Industrial and Applied Mathematics, July 16 – 20, 2007.
[10] Ch. Hellmich, C. Kober, B. Erdmann. Micromechanics-‐based conversion of CT-‐data into anisotropic elasticity tensors, applied to FE simulations of a mandible. Journal of Biomechanics, 41(S1): S202, 2008; following ESB 2008, 16th International Congress of the European Society of Biomechanics, July 6 – 9, 2008.
[11] A. Fritsch, L. Dormieux, Ch. Hellmich, J. Sanahuja. An experimentally validated micromechanical model for elasticity and strength of hydroxyapatite biomaterials. Journal of Biomechanics, 41(S1): S264, 2008; following ESB 2008, 16th International Congress of the European Society of Biomechanics, July 6 – 9, 2008.
[12] A. Dejaco, V. Komlev, J. Jaroszewicz, W. Swieszkowski, Ch. Hellmich. CT-‐based multiscale elasticity of hydroxyapatite granules for regenerative medicine. Journal of Biomechanics, 45(S1): S55, 2012; following the ESB 2012, 18th Congress of the European Society of Biomechanics, July 1 – 4, 2012.
[13] M. Colloca, B. v. Rietbergen, R. Blanchard, Ch. Hellmich, K. Ito. From cell level to organ level: a multiscale approach for bone remodeling simulation. Journal
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of Biomechanics, 45(S1): S470, 2012; following the ESB 2012, 18th Congress of the European Society of Biomechanics, July 1 – 4, 2012.
[14] R. Blanchard, A. Dejaco, E. Bongaers, Ch. Hellmich. Multiscale micromechanics-‐based elasticity from micro-‐CT scans of mouse femur. Journal of Biomechanics, 45(S1): S478, 2012; following the ESB 2012, 18th Congress of the European Society of Biomechanics, July 1 – 4, 2012.
[15] Ch. Hellmich, A. Dejaco, S. Scheiner. Multiscale mechanics and mechanobiology for bone and bone tissue engineering. Journal of Tissue Engineering and Regeneration Medicine, 6(S1): 389, 2012; following the 3rd TERMIS World Congress, September 5-‐8, 2012.
[16] K. Luczynski, T. Brynk, B. Ostrowska, W. Swieszkowski, R. Reihsner, Ch. Hellmich. Consistent quasi-‐static and ultrasonic elasticity determination of PLLA-‐based rapid-‐prototyped tissue engineering scaffolds. Journal of Tissue Engineering and Regeneration Medicine, 6 (S1): 392, 2012, following the 3rd TERMIS World Congress, September 5-‐8, 2012.
[17] A. Dejaco, V. Komlev, J. Jaroszewicz, W. Swieszkowski, Ch. Hellmich. Micro CT-‐based multiscale elasticity of double-‐porous (pre-‐cracked) hydroxyapatite granules for regenerative medicine. Journal of Tissue Engineering and Regeneration Medicine, 6 (S1): 392, 2012; following the 3rd TERMIS World Congress, September 5-‐8, 2012.
[18] C. Kober, Ch. Hellmich, A. Gurin, V. Komlev. Asymmetric healing formation of a calcium phosphate biomaterial graft donated to a mandibular cystic bone defect. International Journal of Computer Assisted Radiology and Surgery, 7 (S1): S502-‐503, 2012; following the 26th International Congress and Exhibition on computer Assisted Radiology and Surgery CARS 2012, June 27-‐30, 2012.
[19] C. Kober, Ch. Hellmich, A. Fritsch, A., Guring, V. Komlev. Finite element simulation of a human mandible with an extended cystic lesion respecting tissue anisotropy and inhomogeneity. International Journal of Computer Assisted Radiology and Surgery, 7 (S1): S299-‐300, 2012; following the 26th International Congress and Exhibition on computer Assisted Radiology and Surgery CARS 2012, June 27-‐30, 2012.
[20] C. Kober, B.-‐I. Berg, Y. Hayakawa, A. Gurin, Ch. Hellmich, V. Komlev, R. Sader. Role of the temporomandibular joint for macroscopic biomechanics of the human mandible: a finite element study. International Journal of Computer Assisted Radiology and Surgery, 8 (S1): S253-‐257, 2013; following the 27th International Congress and Exhibition on computer Assisted Radiology and Surgery CARS 2013, June 26-‐29, 2013.
Papers in Conference Proceedings – Books or CD-‐ROM : [1] Ch. Kropik, G. Meschke, H.A. Mang, and Ch. Hellmich. Numerical simulations of
the excavation of a shallow tunnel driven by the NATM. In C.-‐K. Choi, C.-‐B. Yun, D,-‐G. Lee, editors, Third Asian-‐Pacific Conference on Computational Mechanics APCOM 96, pages 2579 – 2597, Seoul, Korea, 16 – 18 September 1996. Techno-‐Press, Yusong, Korea.
[2] Ch. Hellmich, F.-‐J. Ulm, and H. A. Mang. Chemoplasticity for shotcrete at early ages. In D.R.J Owen, E. Oñate, and E. Hinton, editors, Computational Plasticity,
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Proceedings of the 5th International Conference, pages 1499 – 1507, Barcelona, Spain, 17 – 20 March 1997. CIMNE, Barcelona, Spain.
[3] Ch. Hellmich, F.-‐J. Ulm, and H.A. Mang. Elucidation of the soil-‐shotcrete interaction problem governing the NATM, based on visco-‐ and chemoplastic material laws. In R. de Borst, N. Bicanic, H. Mang, and G. Meschke, editors, Computational Modelling of Concrete Structures, Proceedings of the EURO-‐C 1998 Conference, volume 1, pages 855 – 866, Bad Gastein, Austria, 31 March – 3 April 1998. Balkema, Rotterdam, The Netherlands.
[4] F.-‐J. Ulm, O. Coussy, and Ch. Hellmich. Chemoplasticity: a review of evidence. In R. de Borst, N. Bicanic, H. Mang, and G. Meschke, editors, Computational Modelling of Concrete Structures, Proceedings of the EURO-‐C 1998 Conference, pages 421 – 440, Bad Gastein, Austria, 31 March – 3 April 1998. Balkema, Rotterdam, The Netherlands.
[5] Ch. Hellmich, F.-‐J. Ulm, and H.A. Mang. Thermochemomechanical couplings for shotcrete: application to NATM-‐tunneling. In N.P. Jones and R.G. Ghanem, editors, CD-‐ROM Proceedings of the 13th ASCE Engineering Mechanics Division Conference, 6 pages, Baltimore, MD, USA, 13 – 16 June 1999.
[6] Ch. Hellmich, H.A. Mang, and F.-‐J. Ulm. Hybrid method for quantification of stress states in shotcrete tunnel shells: combination of 3D in-‐situ displacement measurements and thermochemoplastic material law. In W. Wunderlich, editor, CD-‐ROM Proceedings of the European Conference of Computational Mechanics, 23 pages, Munich, Germany, 31 August – 3 September 1999.
[7] H.A. Mang, Ch. Hellmich, R.Lackner, and B. Pichler. Computational structural mechanics. In W. Wunderlich, editor, CD-‐ROM Proceedings of the European Conference of Computational Mechanics, 24 pages, Munich, Germany, 31 August – 3 September 1999.
[8] J. Macht, Ch. Hellmich, and H.A. Mang. Hybrid analyses of shotcrete tunnel shells in squeezing rock. In M. Papadrakakis, editor, CD-‐ROM-‐Proceedings of the fourth international colloquium on shell and spatial structures, IASS-‐IACM 2000, 21 pages, Chania, Greece, 4 -‐ 7 June 2000.
[9] R. Lackner, Ch. Hellmich, and H.A. Mang. Synthesis of constitutive modelling and on-‐line measurements for the analysis of NATM tunnels. In P. Marovic, editor, Third International Congress of the Croatian Society of Mechanics, pages 53 – 66, Cavtat, Croatia, 28 -‐ 30 September 2000.
[10] Ch. Hellmich, J. Macht, R. Lackner, H.A. Mang, and F.-‐J. Ulm. Phase transitions in shotcrete: from material modelling to structural safety assessment. In S. Bernard, editor, Proceedings of the International Conference on Engineering Developments in Shotcrete, pages 173 – 184, Hobart, Tasmania, Australia, 2 – 4 April 2001. Balkema, Rotterdam, The Netherlands.
[11] Ch. Hellmich, F.J. Ulm. Computational thermochemomechanics of low-‐sulfat shotcrete in tunneling. In K.J. Bathe, editor, Proceedings of the First MIT Conference on Computational Fluid and Solid Mechanics, pages 1236 – 1240, Cambridge, MA, USA, 12 -‐ 14 June 2001. Elsevier, Oxford, UK.
[12] J. Macht, R. Lackner, Ch. Hellmich, H.A. Mang. Shotcrete creep properties – review of material testing and structural analyses of tunnels. In F.-‐J. Ulm, Z. Bazant, and F. Wittmann, editors, CONCREEP VI – Proceedings of the 6th International Conference on Creep, Shrinkage and Durability Mechanics of
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Concrete and Other Quasi-‐Brittle Materials, pages 285 – 300, Cambridge, MA, USA, 20 -‐ 22 August 2001. Elsevier, Exeter, UK.
[13] Ch. Hellmich, F.-‐J. Ulm. Hydroxyapatite is uniformly distributed in the extra-‐collageneous ultrastructure of mineralized tissues. In J.Middleton, N.Shrive, and M.L.Jones, editors, CD-‐ROM Proceedings of the Fifth International Symposium on Computer Methods in Biomechanical and Biomedical Engineering, 6 pages, Rome, Italy, 31 October -‐ 3 November 2001. University of Wales, College of Medicine, Cardiff, UK.
[14] Ch. Hellmich, F.J. Ulm. Mineralized tissues as crystal foams reinforced by collagen – experimental evidence and micromechanical modeling. In J.Middleton, N.Shrive, and M.L.Jones, editors, CD-‐ROM Proceedings of the Fifth International Symposium on Computer Methods in Biomechanical and Biomedical Engineering, 6 pages, Rome, Italy, 31 October -‐ 3 November 2001. University of Wales, College of Medicine, Cardiff, UK.
[15] Ch. Hellmich, F.-‐J. Ulm. A unified continuum micromechanics approach to the ultrastructural elasticity of mineralized tissues. In Andrew Smith, editor, CD-‐ROM Proceedings of the 15th ASCE Engineering Mechanics Conference, 8 pages, New York, NY, USA, 2 -‐ 5 June 2002.
[16] Ch. Hellmich, F.-‐J, Ulm. Hydroxyapatite concentration is uniform in the extracollagenous ultrastructure of mineralized tissues. In H.A. Mang, F.G. Rammerstorfer, and J. Eberhardsteiner, editors, Book of Abstracts of the Fifth World Conference on Computational Mechanics, WCCM V, page I-‐215, Vienna, Austria, 7 -‐ 12 July 2002.
[17] Ch. Hellmich, F.-‐J. Ulm. Scale transitions in bone elasticity: a continuum micromechanics approach. In C.A. Brebbia, L. Sucharow, and P. Pascolo, editors, Proceedings of the First International Conference on Design and Nature 2002, pages 47 – 56, Udine, Italy, 10 -‐ 12 September 2002. WIT Press, Southampton, UK.
[18] Ch. Hellmich, H.A. Mang. Micromechanics of shotcrete elasticity. In N. Bicanic, R. de Borst, H. Mang, G. Meschke, editors, Computational Modeling of Concrete Structures EURO-‐C 2003, pages 443 – 451, St. Johann im Pongau, Austria, 17 – 20 March 2003. Balkema, Lisse, The Netherlands.
[19] F.-‐J. Ulm, G. Constantinides, F.H. Heukamp, E.C. Silva, J.T. Germaine, E. Lemarchand, Ch. Hellmich, O. Bernard. [Bio-‐]Chemomechanics at fines scales – a review. In N. Bicanic, R. de Borst, H. Mang, G. Meschke, editors, Computational Modeling of Concrete Structures EURO-‐C 2003, pages 347 – 360, St. Johann im Pongau, Austria, 17 – 20 March 2003. Balkema, Lisse, The Netherlands.
[20] Ch. Hellmich, F.-‐J. Ulm. Scale transitions in bone elasticity from the nanometer level up to cortical and trabecular bone. Proceedings of the Second MIT Conference of Computational Fluid and Solid Mechanics, pages 1711 – 1714, Cambridge, MA, USA, 17 – 20 June 2003. Elsevier, Oxford, UK.
[21] Ch. Hellmich, F.-‐J. Ulm, and L. Dormieux. Evidence for basic elastic phase properties valid for all different cortical and trabecular bones. In G. Turkiyyah, editor, CD-‐ROM Proceedings of the 16th ASCE Engineering Mechanics Conference, 5 pages, Seattle, WA, USA, 16 -‐ 18 July 2003.
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[22] Ch. Hellmich, J.-‐F. Barthélémy, L. Dormieux. Bone ultrastructure – collagen-‐reinforced mineral matrix or interpenetrating network of hydroxyapatite crystals and collagen molecules? In B. Tilg, editor, Proceedings of the 2nd IASTED International Conference on Biomedical Engineering, pages 31 – 34, Innsbruck, Austria, 16 – 18 February 2004.
[23] P. Pivonka, Ch. Hellmich, and D. Smith. Origin of chloride diffusivity of cement pastes – a scale transition analysis. In V.C. Li, C.Y.K. Leung, K.J. Willam, S.L. Billington, editors, Proceedings of the Fifth International Conference on Fracture Mechanics of Concrete and Concrete Structures – FRAMCOS5, pages 571 – 579, Vail, CO, USA, 12 -‐ 16 April 2004.
[24] C. Kober, B. Erdmann, Ch. Hellmich, R. Sader, and H.-‐F. Zeilhofer. Anisotropic simulation of the human mandible. In H. Shenton, editor, CD-‐ROM Proceedings of the 17th ASCE Engineering Mechanics Conference, 8 pages, Newark, DE, USA, 13 – 16 June 2004.
[25] Ch. Hellmich and F.-‐J. Ulm. Micro-‐porodynamics of bone: prediction of marrow pressure rises due to impact, as well as of fast, slow, and undrained wave velocities. In H. Shenton, editor, CD-‐ROM Proceedings of the 17th ASCE Engineering Mechanics Conference, 8 pages, Newark, DE, USA, 13 – 16 June 2004.
[26] Ch. Hellmich, J.-‐F. Barthélémy, L. Dormieux. Bone ultrastructure: mineral foam matrix reinforced by collagen or interpenetrating network of hydroxyapatite crystals and collagen molecules? – answers from continuum micromechanics. In H. Shenton, editor, CD-‐ROM Proceedings of the 17th ASCE Engineering Mechanics Conference, 6 pages, Newark, DE, USA, 13 – 16 June 2004.
[27] B. Pichler, Ch. Hellmich, and H.A. Mang. Monitoring of rockfall-‐endangered oil pipelines. In R. Flesch, H. Irschik, M. Krommer, editor, Proceedings of the Third European Conference on Structural Control 3ECSC, pages S4-‐17 – S4-‐20, Vienna, Austria, 12 – 15 July 2004. Publications of the Vienna University of Technology.
[28] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Hierarchical organization of wood revisited in the framework of continuum micromechanics. In P. Neittaanmäki, T. Rossi, S. Korotov, E. Oñate, J. Périaux, and D. Knörzer, editors, CD-‐ROM Proceedings of the European Congress on Computational Methods in Applied Sciences and Engineering ECCOMAS 2004, 20 pages, Jyväskylä, 24 – 28 July 2004.
[29] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Prediction of wood elasticity from microstructure and chemical composition: the role of intraspecies variations in cell wall chemistry. In M.W. Yuan and W.X. Zhong, editors, CD-‐ROM Proceedings of the Sixth World Congress on Computational Mechanics -‐ WCCM6, 10 pages, Beijing, China, 5 – 10 September 2004.
[30] Ch. Hellmich, F.-‐J. Ulm, L. Dormieux, J.-‐F. Barthélémy, S. Torabia, C. Kober. Nano-‐to-‐macro biomechanics of bones: Recent developments and current research endeavors. In M.W. Yuan and W.X. Zhong, editors, Proceedings of the Sixth World Congress on Computational Mechanics -‐ WCCM6, pages 48 – 59, Beijing, China, 5 – 10 September 2004. Tsinghua University Press and Springer-‐Verlag.
[31] Ch. Hellmich and F.-‐J. Ulm. Poro-‐microdynamics of bone: prediction of impact-‐induced pressure rises as well as of fast and slow wave propagation. In W. Ehlers and B. Markert, editors, Proceedings of the First GAMM Seminar on
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Continuum Biomechanics, pages 59 – 67, Freudenstadt-‐Lauterbad, Germany, 24 – 26 November 2004. Report II-‐14 of the Institute for Applied Mechanics, Stuttgart University.
[32] Ch. Hellmich and F.-‐J. Ulm. Poro-‐Micromechanics of Bone: Impact loading and wave propagation In K. Katti, F.-‐J. Ulm, Ch. Hellmich, C. Viney, editors, Mechanical Properties of Bio-‐Inspired and Biological Materials, Materials Research Society (MRS), Symposium Proceeding Vol. 844, pages 255 – 261, Boston, USA, 29 November – 2 December 2004. Materials Research Society, Warrendale, Pennsylvania.
[33] B. Pichler, Ch. Hellmich, H.A. Mang. Can recent developments in continuum micromechanics of damaged brittle materials significantly enhance our insight into concrete cracking? Proceedings of the EUROMECH Colloquium 460 on Numerical Modeling of Concrete Cracking, 3 pages, Innsbruck, Austria, 21 – 23 February 2005.
[34] B. Pichler, Ch. Hellmich, H.A. Mang. Determination of the indentation resistance of gravel on the basis for safety prognoses of gravel-‐buried steel pipelines subjected to rockfall. In Carpinteri, A., CD-‐ROM Proceedings of the 11th International Conference on Fracture – ICF 11; 6 pages, Torino, Italy, 20 – 25 March 2005. Politecnico di Torino.
[35] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Predicting the strength of wood from composition and microstructure: development and experimental verification of a continuum micromechanics model. In L. Dormieux, editor, Proceedings of the Colloquium ’Microstructure and Properties of Materials’, pages 217 – 222, Marne-‐la-‐Vallée, France, March 18 – 19, 2005. Presses de l’École Nationale des Ponts et Chaussées.
[36] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Poro-‐microelasticity of wood: the relevance of the microfibril angle. In Y. Abousleinan, F.-‐J. Ulm, and A. Chen, editors, Poromechanics III – Biot Centennial (1905 -‐ 2005) – Proceedings of the Third Biot Conference on Poromechanics, pages 149 – 154, Norman, Oklahoma, USA, 24 – 27 May 2005, Balkema Publishers, Taylor and Francis, London, UK.
[37] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. A continuum micromechanics approach to wood elasticity. In A. Garstecki, B. Mochnacki, and N. Sczygiol, editors, CD-‐ROM Proceedings of the 16th International Conference on Computer Methods in Mechanics CMM2005, 10 pages, Czestochowa, Poland, 21 – 24 June 2005. Central European Association for Computational Mechanics.
[38] H. A. Mang, J. Eberhardsteiner, Ch. Hellmich, K. Hofstetter, A. Jäger, R. Lackner, K. Meinhard, H.W. Müllner, B. Pichler, Ch. Pichler, R. Reihsner, M. Zeiml. Computational Mechanics of Materials and Structures. In V. Marik, P. Jacovkis, O. Stepankova, J. Klema, editors, Proceedings of the Czech-‐Argentine Biennale "e-‐Golems" – Workshop on Interdisciplinary aspects of Human-‐Machine Co-‐existence and Co-‐operation", pages 152 – 164, Prague, Czech Republic, 2 – 5 July 2005. Czech Technical University in Prague.
[39] B. Pichler, Ch. Hellmich, H.A. Mang. Propagation of interacting microcracks results in tensile strain softening of brittle materials – a combined fracture and micromechanics approach. In D.R.J. Owen, E. Oñate, and B. Suàrez, editors, Proceedings of the VIII International Conference on Computational Plasticity
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COMPLAS VIII, pages 152 – 155, Barcelona, Spain, 5 – 7 September 2005. CIMNE, Barcelona, Spain.
[40] B. Pichler, Ch. Hellmich. Does critical mode I energy release govern compressive axial splitting of brittle materials? – Argements from a combined fracture and micromechanics approach. In D.R.J. Owen, E. Oñate, and B. Suàrez, editors, Proceedings of the VIII International Conference on Computational Plasticity COMPLAS VIII, pages 135 – 138, Barcelona, Spain, 5 – 7 September 2005. CIMNE, Barcelona, Spain.
[41] B. Pichler, Ch. Hellmich, S. Scheiner, J. Eberhardsteiner, H.A. Mang. Assessment of protection systems for gravel-‐buried pipelines considering impact and recurrent shear loading caused by thermal deformations of pipe. In D.R.J. Owen, E. Oñate, and B. Suàrez, editors, Proceedings of the VIII International Conference on Computational Plasticity COMPLAS VIII, pages 35 – 38, Barcelona, Spain, 5 – 7 September 2005. CIMNE, Barcelona, Spain.
[42] S. Scheiner, Ch. Hellmich. Stable pitting corrosion of stainless steel as diffusion-‐controlled dissolution process with a sharp moving boundary. In D.R.J. Owen, E. Oñate, and B. Suàrez, editors, Proceedings of the VIII International Conference on Computational Plasticity COMPLAS VIII, pages 193 – 196, Barcelona, Spain, 5 – 7 September 2005. CIMNE, Barcelona, Spain.
[43] Ch. Hellmich, K. Hofstetter, P. Pivonka. Nanoscaled elementary components and their mechanical interaction in biological and man-‐made composite materials: bone, wood, and concrete. In Y. de Miguel, A. Porro, P. Bartos, editors, Proceedings of the Second International Symposium on Nanotechnology in Construction – NICOM 2, pages 49 – 56, Bilbao, Spain, 13 – 16 November 2005.
[44] C. Kober, B. Erdmann, Ch. Hellmich, M. Geiger, R. Sader, H.-‐F. Zeilhofer. How does the periodontal ligament influence the overall stress/strain profile of a partially edentulous mandible? In Davidovitch, Z., Mah, J., Suthanarak, S., editors, Proceedings of the 8th International Conference on Biological Mechanisms of Tooth Eruption, Resorption and Movement, pages 349 – 355, Phuket, Thailand, 7 – 10 November 2005. The Harvard Society for the Advancement of Orthodontics, Boston, Massachusetts, USA.
[45] C. Kober, B. Erdmann, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. The influence of the periodontal ligament on overall stress/strain profiles of a human mandible: a comparison of the natural teeth and the implant simulation. CD-‐ROM Proceedings of the 23rd CADFEM Users’ Meeting 2005; International Conference on FEM Technology with ANSYS CFX & ICEM CFD Conference, 10 pages, Bonn, Germany, 9 – 11 November 2005.
[46] C. Kober, B. Erdmann, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. Individual simulation of the human mandible: a resume of relevance of different anatomical influence factors. In J.Middleton, N.Shrive, and M.L.Jones, editors, CD-‐ROM Proceedings of the Seventh International Symposium on Computer Methods in Biomechanical and Biomedical Engineering, 6 pages, Antibes, France, 22 – 25 March 2006. University of Wales, College of Medicine, Cardiff, UK.
[47] S. Scheiner, Ch. Hellmich. Stable pitting corrosion of steel: A diffusion-‐controlled dissolution process. In G. Meschke, R. de Borst, H. Mang, and N. Bicanic, editors, Computational Modeling of Concrete Structures EURO-‐C 2006,
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pages 183 – 189, Mayrhofen, Austria, 27 – 30 March 2006. Taylor and Francis, London, U.K.
[48] B. Pichler, Ch. Hellmich, H.A. Mang. Propagation of interacting microcracks results in macroscopic tensile strain softening – A combined fracture and micromechanics approach. In G. Meschke, R. de Borst, H. Mang, and N. Bicanic, editors, Computational Modeling of Concrete Structures EURO-‐C 2006, pages 633 – 637, Mayrhofen, Austria, 27 – 30 March 2006. Taylor and Francis, London, U.K.
[49] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Estimation of anisotropic macroscopic wood strength from local failure of lignin and microstructural characteristics In M. Fioravanti, N. Macchioni, editors, Pre-‐Proceedings of the International Conference on ’Integrated Approach to Wood Structure, Behaviour and Applications’ , pages 103 – 108, Florence, 15 – 17 May 2006.
[50] A. Fritsch, L. Dormieux, Ch. Hellmich. Porous polycrystals: microelastic representation based on solid spheres or needles, with uniform or axisymmetrical orientation distribution. In C.A. Mota Soares, J.A.C. Martins, H.C. Rodrigues, J.A.C. Ambrosio, C.A.B. Pina, C.M. Mota Soares, E.B.R. Pereira, J. Folgado, editors, CD-‐ROM Proceedings of the III European Conference on Computational Mechanics – Solids, Structures and Coupled Problems in Engineering – ECCM2006, 6 pages, Lisbon, Portugal, 5 – 8 June 2006.
[51] B. Pichler, Ch. Hellmich, H.A. Mang. A combined fracture-‐micromechanics model for tensile strain-‐softening in brittle materials, based on propagation of interacting microcracks. In C.A. Mota Soares, J.A.C. Martins, H.C. Rodrigues, J.A.C. Ambrosio, C.A.B. Pina, C.M. Mota Soares, E.B.R. Pereira, J. Folgado, editors, CD-‐ROM Proceedings of the III European Conference on Computational Mechanics – Solids, Structures and Coupled Problems in Engineering – ECCM2006, 12 pages, Lisbon, Portugal, 5 – 8 June 2006.
[52] C. Kober, B. Erdmann, Ch. Hellmich, S. Stübinger, R. Sader, H.-‐F. Zeilhofer. Parametric platform for Finite Element simulation of the human mandible. Proceeding of the 2006 Annual Scientific Conference of the Austrian, German, and Swiss Societies for Biomedical Technology, Zurich, Switzerland, September 6 – 9, 2006. de Gruyter, Berlin, Germany.
[53] C. Kober, Ch. Hellmich, S. Stübinger, R. Sader, H.-‐F. Zeilhofer. General project’s setup for Finite Element simulation of bone organs, demonstrated for the case of a human mnadible. In E. Pietka, editor, Proceedings of the XI Conference on Medical Informatics and Technologies, pages 421 – 427, Wisla -‐ Malinka, Poland, 25 – 27 September 2006.
[54] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Load carrying mechanisms in wood at different observation scales: a combined random-‐periodic multistep homogenization scheme. In C. Viney, K. Katti, Ch. Hellmich, U. Wegst, editors, Mechanics of Biological and Bio-‐Inspired Materials, Materials Research Society (MRS), Symposium Proceeding Vol. 975E, 0975-‐DD08-‐09, 7 pages, Boston, MA, USA, 27 November – 1 December 2006. Materials Research Society, Warrendale, Pennsylvania.
[55] A. Fritsch, Ch. Hellmich. Universal microstructural patterns in bone: micromechanics-‐based prediction of anisotropic material behavior. In C. Viney, K. Katti, Ch. Hellmich, U. Wegst, editors, Mechanics of Biological and Bio-‐Inspired Materials, Materials Research Society (MRS), Symposium Proceeding Vol. 975E,
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0975-‐DD08-‐08, 7 pages, Boston, MA, USA, 27 November – 1 December 2006. Materials Research Society, Warrendale, Pennsylvania.
[56] Ch. Kohlhauser, Ch. Hellmich, J. Eberhardsteiner. Determination of material elasticity with ultrasonic waves. 6th Youth Symposium on Experimental Solid Mechanics – SEMS’07, pages 295 – 298, Vrnjacka Banja, Serbia, 9 – 12 May 2007.
[57] Ch. Kohlhauser, K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Determination of orthotropic elastic stiffness tensor components of wood by means of ultrasonic waves of different frequencies. Proceedings of the Third International Symposium on Wood Machining, organized by COST action 35, pages 175 – 178, Lausanne, Switzerland, 21 – 23 May 2007, Presses polytechniques et universitaires romandes.
[58] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Mechanical relevance of structural features of wood at different observation scales: investigations based on multistep homogenization. Proceedings of the Third International Symposium on Wood Machining, organized by COST action 35, pages 201 – 204, Lausanne, Switzerland, 21 – 23 May 2007, Presses polytechniques et universitaires romandes.
[59] Ch. Hellmich, A. Fritsch, L. Dormieux. Universal microstructural patterns in bone: Micromechanics-‐based prediction of anisotropic material behavior. In E. Onate, M. Papadrakakis, and B. Schrefler, editors, Computational Methods for Coupled Problems in Science and Engineering II – COUPLED PROBLEMS 2007, pages 205 – 207, Ibiza, Spain, 21 – 23 May 2007.
[60] B. Pichler, S. Scheiner, O. Rio, L. Fernandez-‐Luco, A. Castillo, Ch. Hellmich, J. Eberhardsteiner. Shotcrete at early ages: Comparison of test results with a thermo-‐chemo-‐micromechanical model for shotcrete. In J. Eberhardsteiner, G. Beer, Ch. Hellmich, G. Meschke, H.A. Mang, and W. Schubert, editors, CD-‐ROM Proceedings of the International Conference on Computational Methods in Tunneling EURO-‐TUN 2007, 11 pages, Vienna, Austria, 27 – 29 August 2007.
[61] B. Pichler, Ch. Hellmich, L. Dormieux, J. Sabahuja, J. Eberhardsteiner. Early-‐age strength of cementitious materials: a continuum micromechanics approach. In J. Eberhardsteiner, G. Beer, Ch. Hellmich, G. Meschke, H.A. Mang, and W. Schubert, editors, CD-‐ROM Proceedings of the International Conference on Computational Methods in Tunneling EURO-‐TUN 2007, 7 pages, Vienna, Austria, 27 – 29 August 2007.
[62] S. Scheiner and Ch. Hellmich. Continuum microviscoelasticity of cementitious materials: upscaling technique and first experimental validation. In J. Eberhardsteiner, G. Beer, Ch. Hellmich, G. Meschke, H.A. Mang, and W. Schubert, editors, CD-‐ROM Proceedings of the International Conference on Computational Methods in Tunneling EURO-‐TUN 2007, 5 pages, Vienna, Austria, 27 – 29 August 2007.
[63] S. Scheiner and Ch. Hellmich. Viscoelasticity in concrete microstructures: Theory for upscaling to macroscopic creep properties, and first experimental validation. Proceedings of the IX International Conference on Computational Plasticity COMPLAS IX, pages 498 – 501, Barcelona, Spain, 5 – 7 September 2007.
[64] Ch. Hellmich and A. Fritsch. ‘Universal’ microstructural patterns in cortical and trabecular, extracellular and extravascular bone materials: Micromechancis-‐based prediction of anisotropic elasticity. Proceedings of the IX International
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Conference on Computational Plasticity COMPLAS IX, pages 265 – 267, Barcelona, Spain, 5 – 7 September 2007.
[65] B. Pichler, J. Burrus, and Ch. Hellmich. Analysis of uniaxial tension experiments on concrete based on continuum micromechanics of cracked brittle materials. Proceedings of the IX International Conference on Computational Plasticity COMPLAS IX, pages 495 – 497, Barcelona, Spain, 5 – 7 September 2007.
[66] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Relating elastic properties of wood to solid-‐type and plate-‐type microstructural deformations: application of a multistep homogenization scheme. Proceedings of the IX International Conference on Computational Plasticity COMPLAS IX, pages 486 – 489, Barcelona, Spain, 5 – 7 September 2007.
[67] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Estimation of Anisotropic Macroscopic Wood Strength from Local Failure of Lignin and Microstructural Characteristics. In M. Fioravanti, N. Macchioni, editors, Proceeding of the International Conference on Integrated Approach to Wood Structure, Behaviour and Applications, pages 93 – 98, Stockholm, Sweden, 11 – 12 October 2007, ESWM & COST Action E35.
[68] Ch. Kohlhauser, Ch. Hellmich, J. Eberhardsteiner. Dimensional analysis of ultrasonic wave velocity measrements. Proceedings of the 7th Youth Symposium on Experimental Solid Mechanics, 4 pages, Wojcreszyce, Poland, 14 – 17 May, 2008.
[69] B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Compressive strength evolution in early-‐age Portland cement paste predicted by a micromechanical model. In E. Schlangen and G. de Schutter, editors, RILEM proceedings of Concrete Modeling CONMOD08, pages 139 –146, Delft, The Netherlands, 26 – 28 May 2008.
[70] S. Scheiner, Ch. Hellmich. Continuum microviscoelasticity of cementitious materials: upscaling technique and first experimental validation. In E. Schlangen and G. de Schutter, editors, RILEM proceedings of Concrete Modeling CONMOD08, pages 259 – 263, Delft, The Netherlands, 26 – 28 May 2008.
[71] Ch. Kohlhauser, Ch. Hellmich, J. Eberhardsteiner. Influence of transducer frequency and specimen thickness in ultrasound stiffness measurements. In Proceedings of the 6th BSSM International Conference on Advances in Experimental Mechanics, London, UK, 9-‐11 September 2008.
[72] S. Scheiner, B. Pichler, Ch. Hellmich, H.A. Mang. Damage and Disaster Prevention in NATM Tunnels during Construction: Micromechanics-‐Supported Hybrid Analyses. In A. Ibrahimbegovic, M. Zlatar, editors, Proceedings of NATO-‐ARW "Damage assessment and Reconstruction after Natural Disasters and Previous Military Activities", pages 145 – 171, Sarajevo, Bosnia & Herzegovina, 5 – 9 October 2008. Springer.
[73] H. Mang, E. Aigner, J. Eberhardsteiner, C. Hackspiel, Ch. Hellmich, K. Hofstetter, R. Lackner, B. Pichler, S. Scheiner, R. Stürzenbecher. Computational multiscale analysis in Civil Engineering. In Y.B. Yang, L.J. Leu, C.S. Chen, P.C. Su, editors, Proceedings of the 11th East Asia-‐Pacific Conference on Structural Engineering and Construction -‐ EASEC-‐11, pages 3 – 14, Taipei, Taiwan, 19 – 21 November 2008. D & E Drawing and Editing Services Company, Taipei, Taiwan.
[74] Ch. Hellmich, C. Kober, B. Erdmann. Micromechanics-‐based conversion of CT data into anisotropic elasticity tensors, applied to FE simulations of a mandible.
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In K. Katti, Ch. Hellmich, U.G.K. Wegst, and R. Narayan, editors, Mechanics of Biological and Biomedical Materials, Materials Research Society (MRS) Symposium Proceedings 1132E, 1132-‐Z01-‐03, 6 pages, Boston, MA, USA, 1 – 5 December 2008. Materials Research Society, Warrendale, Pennsylvania.
[75] A. Fritsch, L. Dormieux, Ch. Hellmich, J. Sanahuja. An experimentally validated micromechanical model for elasticity and strength of hydroxyapatite biomaterials. In K. Katti, Ch. Hellmich, U.G.K. Wegst, and R. Narayan, editors, Mechanics of Biological and Biomedical Materials, Materials Research Society (MRS) Symposium Proceedings 1132E, 1132-‐Z06-‐03, 12 pages, Boston, MA, USA, 1 – 5 December 2008. Materials Research Society, Warrendale, Pennsylvania.
[76] S. Scheiner, Ch. Hellmich. Continuum Microviscoelasticity Model for Cementitious Materials: Upscaling Technique and First Experimental Validation. In Z. Bittnar, P.J.M. Bartos, J. Nemecek, V. Smilauer, J. Zeman, editors, Proceedings of the Third International Symposium on Nanotechnology in Construction, pages 89 – 93, Prague, Czech Republic, 18 – 20 May 2009. Springer, Berlin Heidelberg, Germany.
[77] K. Hofstetter, J. Eitelberger, T.K. Bader, Ch. Hellmich, J. Eberhardsteiner. Computational multiscale approach ot the mechanical behavior and transport behavior of wood. In Y. Yuan, J. Cui, H.A. Mang, editors, Proceedings of the International Symposium on Computational Structural Engineering – CSE09, pages 79 – 85, Shanghai, China, 22 – 24 June 2009. Springer, Berlin Heidelberg, Germany.
[78] B. Pichler, S. Scheiner, Ch. Hellmich, J. Eberhardsteiner. Micromechanics-‐based models for elasticity and strength of shotcrete, for hybird analyses of NATM tunnel shells. Proceedings of the 2nd International Conference on Computational Methods in Tunneling -‐ EURO-‐TUN 2009, pages 431 – 436, Bochum, Germany, 9 – 11 September 2009. Aedificatio Publishers, Freiburg, Germany.
[79] S. Scheiner, S. Ullah, Ch. Hellmich. Continuum microviscoelasticity of cementitious materials: Upscaling technique, experimental validation, and application to structural tunnel simulations. Proceedings of the 2nd International Conference on Computational Methods in Tunneling -‐ EURO-‐TUN 2009, pages 415 – 421, Bochum, Germany, 9 – 11 September 2009. Aedificatio Publishers, Freiburg, Germany.
[80] Ch. Hellmich, A. Fritsch, L. Dormieux. Hierarchical biomaterial mechanics of bone and bone substitutes In R. Narayan, S. Jayasinghe, S. Jin, W. Mullins, and D. Shi, editors, Micro-‐ and Nanoscale Processing of Biomaterials, Materials Research Society (MRS), Symposium Proceeding Vol. 1239, pages 255 – 261, Boston, USA, 30 November – 4 December 2009. Materials Research Society, Warrendale, Pennsylvania,
[81] B. Pichler, Ch. Hellmich. Upscaling quasi-‐brittle strength of cement-‐based materials: a continuum micromechanics approach. In N. Bicanic, R. de Borst, H. Mang, and G. Meschke, editors, EURO-‐C 2010, Computational Modeling of Concrete Structures, pages 59 – 68, Rohrmoos/Schladming, Austria, 15 – 18 March 2010. Taylor and Francis, London, UK.
[82] Ch. Hellmich, S. Ullah, B. Pichler, S. Scheiner. Monitoring of creeping tunnel shells: influence of shotcrete mixture characteristics. In F. Darve, I. Doghri, R. El Fatmi, H. Hassis, and H. Zenzri, editors, Euromediterranean Symposium on
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Advances in Geomaterials and Structures, pages 141 – 150, Djerba, Tunesia, 10 – 12 May 2010. Laboratoire de Génie Civil de l’Ecole Nationale d’Ingénieurs de Tunis, Tunesia.
[83] H. Mang, G/ Höfinger, X. Jia, K. Hofstetter, T. Bader, J. Eitelberger, B. Pichler, S. Scheiner, S. Ullah, M. Zeiml, A. Amouzandeh, T. Ring, J. Eberhardsteiner, Ch. Hellmich. Computational Civil Engineering mechanics – elucidating general features of materials and structures. In Proceedings of the First International Conference on Advances in Interaction and Multiscale Mechanics, 19 pages, Jeju Island, South Korea, 30 May – 4 June 2010. Techno-‐Press, South Korea.
[84] Ch. Hellmich, S. Ullah, B. Pichler, S. Scheiner. Microviscoelasticity of cementtitious materials: application to structural simulations of NATM-‐tunnels. In K. Scrivener, editor, RILEM proceedings of Concrete Modeling CONMOD10, pages 135 – 139, Lausanne, Switzerland, 22 – 25 June 2010. Laboratory of Construction Materials, EPFL, Lausanne, Switzerland.
[85] B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Strength of geomaterials: multiscale theories and experiments at appropriate problem-‐dependent length scales. In R. Borja, E. Dunham, E. Kuhl, J. White, editors, International Workshop on Multiscale and Multiphysics Processes in Geomechanics, 4 pages, Stanford University Campus, CA, USA, 23 – 25 June 2010.
[86] Ch. Hellmich, A. Fritsch, L. Dormieux. Ductile sliding between mineral crystals followed by rupture of collagen crosslinks: micromechanical explanation of bone strength. In Proceedings of the 9th World Congress on Computational Mechanics and the 4th Asian Pacific Congress on Computational Mechanics – WCCM/APCOM 2010, 1 page, Sydney, Australia, 19 – 23 July 2010. Centre for Infrastructure Engineering and Safety, Sydney, Australia.
[87] T. Bader, K. Hofstetter, Ch. Hellmich, and J. Eberhardsteiner. From lignin to spruce: poromechanical upscaling of wood strength. In Book of Abstracts of the 2010 Engineering Mechanics Institute Conference, page 146, Los Angeles, CA, USA, 8 – 11 August 2010.
[88] T. Brynk, Ch. Hellmich, A. Fritsch, P. Zysset, J. Eberhardsteiner. Role of Terzaghi’s effective stress in experimental poromechanics of trabecular bone strength. In Book of Abstracts of the 2010 Engineering Mechanics Institute Conference, page 42, Los Angeles, CA, USA, 8 – 11 August 2010.
[89] T. Bader, K. Hofstetter, Ch. Hellmich, and J. Eberhardsteiner. From lignin to spruce: poromechanical upscaling of wood strength In Multiscale Mechanics of Hierarchical Biological, Bioinspired, and Biomedical Materials, Materials Research Symposium Proceeding Vol. 1301, pages 75 -‐ 80, Boston, USA, November 29 -‐ December 3, 2010, Materials Research Society, Warrendale, Pennsylvania.
[90] A. Fritsch, Ch. Hellmich, P. Young. Porosity-‐dependent elasticity and strength of ceramic bone biomaterials: micromechanics-‐based assessment of power functions. In Ch. Baumgartner, editor, Proceedings of the IASTED conference on Biomedical Engineering – Biomed 2011, pages 156 -‐ 162, Innsbruck, Austria, 16 – 18 February 2011, ACTA Press, Calgary, Canada.
[91] A. Fritsch, A. Dejaco, V. Komlev, W. Szwieszkowski, J. Jaroszewicz, E. Bongaers, Ch. Hellmich. Translation of CT-‐data into voxel-‐specific micromechanics-‐based elasticity tensors. Abstract Book of micro-‐CT User Meeting 2011, pages 108 -‐ 112, Leuven, Belgium, 13 – 15 April 2011, Skyscan, Kontich, Belgium.
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[92] J. Jaroszewicz, B. Ostrowska, V. Komlev, J. Hostens, Ch. Hellmich, W. Swieszkowski, K. Kurzydlowski. Micro and Nano-‐CT measurements of biomaterials for bone tissue engineering. Abstract book of micro-‐CT User Meeting 2011, pages 97 -‐ 100, Leuven, Belgium, 13 – 15 April 2011, Skyscan, Kontich, Belgium.
[93] H. von der Kammer, J. Hostens, E. Bongaers, P. Young, Ch. Hellmich, C. Kober. Visualization of mouse and human femur based on SkyScan-‐CT, Abstract Book of microCT User Meeting 2011, pages 259 -‐ 261, Leuven, Belgium, 13 – 15 April 2011, Skyscan, Kontich, Belgium.
[94] C. Kober, H. von der Kammer, W. Swieszkowski, J. Jaroszewicz, Ch. Hellmich. Multiscale visualization of biomaterials based on SkyScan-‐CT, Abstract Book of micro-‐CT User Meeting 2011, pages 299 -‐ 304, Leuven, Belgium, 13 – 15 April 2011, Skyscan, Kontich, Belgium.
[95] Ch. Hellmich, A. Fritsch, A. Dejaco, V. Komlev. Micro-‐poromechanics of hydroxaapatite scaffolds for tissue engineering. Proceedings of the IUTAM symposium on Mechanics and Physics of Solids (MPPS) – a tribute to Prof. Olivier Coussy, pages 285 – 302, 2011, FSTTAR and Ecole des Ponts et Chaussées, Paris, France.
[96] S. Ullah, B. Pichler, S. Scheiner, Ch. Hellmich. Composition-‐Related Senstitivity Analysis of Displacement-‐Loaded Sprayed Concrete Tunnel Shell, Employing Micromechanics and Thin Shell Theory. Proceedings of the Sixth International Symposium on Sprayed Concrete -‐ Modern Use of Wet Mix Sprayed Concrete for Underground Support, pages 414-‐427, Tromsø, Norway, 12 – 15 September 2011, ITA-‐AITES International Tunneling and Underground Space Association.
[97] Dejaco, V. Komlev, A. Gurin, J. Jaroszewicz, W. Swieszkowski, Ch. Hellmich. From micro-‐CT to multiscale mechanics of double-‐porous hydroxyapatite granules for regenerative medicine. In Ch. Hellmich, editor, Proceedings of the Ninth IASTED International Conference on Biomedical Engineering (BioMed 2012), pages 644-‐651, Innsbruck, Austria, 15 – 17 February 2012, ACTA Press, Calgary, Canada.
[98] L. Eberhardsteiner, Ch. Hellmich, S. Scheiner. Layered water in crystal interfaces as source for bone viscoelasticity: arguments from a multiscale approach. In Ch. Hellmich, editor, Proceedings of the Ninth IASTED International Conference on Biomedical Engineering (BioMed 2012), pages 706-‐712, Innsbruck, Austria, 15 – 17 February 2012, ACTA Press, Calgary, Canada.
[99] P. Henits, Ch. Hellmich. X-‐ray-‐electron intractions in fibrillar bone ultrastructure: a quantitative electrodynamics approach. In Ch. Hellmich, editor, Proceedings of the Ninth IASTED International Conference on Biomedical Engineering (BioMed 2012), pages 681-‐688, Innsbruck, Austria, 15 – 17 February 2012, ACTA Press, Calgary, Canada.
[100] K. Luczynski, T. Brynk, B. Ostrowska, W. Swieszkowski, R. Reihsner, Ch. Hellmich. Consistent quasi-‐static and ultrasonic elasticity determination of PLLA-‐based rapid-‐prototyped tissue engineering scaffolds. In Ch. Hellmich, editor, Proceedings of the Ninth IASTED International Conference on Biomedical Engineering (BioMed 2012), pages 634-‐638, Innsbruck, Austria, 15 – 17 February 2012, ACTA Press, Calgary, Canada.
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[101] S. Scheiner, P. Pivonka, Ch. Hellmich, D. Smith. Computational simulation of the mechanobiological regulation of bone remodeling by means of a coupled systems biology-‐micromechanical approach. In Ch. Hellmich, editor, Proceedings of the Ninth IASTED International Conference on Biomedical Engineering (BioMed 2012), pages 657-‐664, Innsbruck, Austria, 15 – 17 February 2012, ACTA Press, Calgary, Canada.
[102] B. Pichler, Ch. Hellmich. Predicting quasi-‐brittle strength of cementitious materials: a continuum micromechanics approach. In G. Ye, K. van Breugel, W. Sun, and C. Miao, editors, CD ROM Proceedings of Second International Conference on Microstructure-‐Related Durability of Cementitious Composites, 6 pages, Amsterdam, The Netherlands, 11 – 13 April 2012, RILEM Publications S.A.R.L., Bagneux, France.
[103] C. Morin, P. Henits, Ch. Hellmich. Structure and elasticity of hydrating collagen. In R. Będziński and M. Petrtyl, editors, Proceedings of the 120th Seminar of the International Centre of Biocybernetics, “Current trends in development of implantable tissue structures”, pages 59-‐64, Warsaw, Poland, 18 -‐ 20 April 2012.
[104] S. Ullah, B. Pichler, Ch. Hellmich. Modeling ground-‐shell contact forces in NATM tunneling, based on 3D displacement measurements. In Q. Yang, H. Zheng, J.-‐M. Zhang, Y. Yao, editors, Constitutive Modeling of Geomaterials – Advances and New Applications, pages 293-‐296, Beijing, China, October 15/16, 2012. Springer-‐Verlag Berlin Heidelberg.
[105] B. Pichler, S. Scheiner, Ch. Hellmich. Multiscale continuum mechanics of cementitious materials: creep and strength. In F. Sanchez, J. Olek, J. Biernacki, A. Winnicki, A. Brandt, editors, Proceedings of the International US-‐Poland Workshop Multiscale Computational Modeling of Cementitious Materials, pages 129-‐136, Cracow, Poland, October 17/19, 2012. Cracow University of Technology.
[106] M. Shahidi, B. Pichler, Ch. Hellmich. Micromechanics of viscous interfaces in hydrated (bio-‐)materials. In A. Boccaccini, editor, Proceedings of the 10th IASTED International Conference on Biomedical Engineering (BioMed 2013), pages 582-‐586, Innsbruck, Austria, 13-‐15 February 2013.
[107] S. Scheiner, Ch. Hellmich, C. Müller, C. Kober. Extending 2D mandibular radiographs into 3D, based on the x-‐ray physics of composite materials. In A. Boccaccini, editor, Proceedings of the 10th IASTED International Conference on Biomedical Engineering (BioMed 2013), pages 576-‐581, Innsbruck, Austria, 13 – 15 February 2013, ACTA Press, Calgary, Canada.
[108] M. Shahidi, B. Pichler, Ch. Hellmich. Liquid crystal interface micromechanics of creeping (geo-‐ and bio-‐) materials. In Proceedings of the 5th Biot Conference on Poromechanics, pages 1877-‐1889, Vienna, Austria, 10-‐12 July 2013, ASCE, Reston, VA, USA.
[109] C. Morin, Ch. Hellmich. A multiscale poromicromechanical approach to wave propagation and alternation in bone. In Proceedings of the 5th Biot Conference on Poromechanics, pages 1820-‐1829, Vienna, Austria, 10-‐12 July 2013, ASCE, Reston, VA, USA.
[110] M. Königsberger, B. Pichler, Ch. Hellmich. How do porous interfacial transition zones (ITZ) trigger elastic limits of concrete? – micromechanics of ITZ failure and ITZ-‐aggregate separation. In Proceedings of the 5th Biot Conference on
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Poromechanics, pages 1847-‐1856, Vienna, Austria, 10-‐12 July 2013, ASCE, Reston, VA, USA.
[111] S. Scheiner, P. Pivonka, Ch. Hellmich. Poromechanical stimulation of bone remodeling: A continuum micromechanics-‐based mathematical model and experimental validation. In Proceedings of the 5th Biot Conference on Poromechanics, pages 1867-‐1876, Vienna, Austria, 10-‐12 July 2013, ASCE, Reston, VA, USA.
[112] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, J. Wasserbauer, P. Thermkhajornkit, R. Barbarulo, G. Chanvillard. Strength evolution of hydrating cement pastes: the counteracting effects of capillary porosity and unhydrated clinker reinforcements. In Proceedings of the 5th Biot Conference on Poromechanics, pages 1837-‐1846, Vienna, Austria, 10-‐12 July 2013, ASCE, Reston, VA, USA.
[113] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, J. Wasserbauer, P. Thermkhajornkit, R. Barbarulo, G. Chanvillard. The counteracting effects of capillary porosity and of unhydrated clinker grains on the macroscopic strength of hydrating cement paste: a multiscale model. In Proceedings of CONCREEP-‐9-‐International Conference on Creep, Shrinkage and Durability Mechanics of Concrete and Concrete Structures, pages 40-‐47, Cambridge, MA, USA, 22-‐25 September 2013, ASCE, VA, USA.
[114] B. Pichler, S. Ullah, Ch. Hellmich, J. Eberhardsteiner. Tragverhalten junger Tunnelkalottenschalen aus Spritzbeton. In Proceedings of 17th Dresden Structural Mechanics Seminar, pages 109-‐126, Dresden, Germany, 25 October 2013.
[115] M. Königsberger, B. Pichler, Ch. Hellmich. ITZ-‐induced crack initiation in concrete: micromechanics-‐based sensitivity analyses regarding concrete phase properties. In Proceedings of EURO-‐C 2014 – Computational Modeling of Concrete and Concrete Structures, 10 pages, St. Anton am Arlberg, Austria, March 24-‐27, 2014, submitted for publication.
[116] Z. Sant, A. Vella, R. Blanchard, Ch. Hellmich. Micromechanics applied to macro-‐model of a spinal segment. In Proceedings of the 20th International Conference on Engineering Mechanics 2014, 4 pages, Svratka, Czech Republic, 12-‐15 May, 2014.
[117] R. Blanchard, C. Morin, A. Vella, Z. Sant, Ch. Hellmich. Intravoxel micro-‐elasto-‐plasticity for CT-‐based patient-‐specific fracture risk assessment of vertebral. In Proceedings of the 20th International Conference on Engineering Mechanics 2014, 4 pages, Svratka, Czech Republic, 12-‐15 May, 2014.
[118] M. Königsberger, B. Pichler, Ch. Hellmich. Micromechanics multiscale approach for ITZ-‐induced crack initiation in concrete. In Proceedings of CST 2014, The Twelth International Conference on Computational Structures Technology, 19 pages, Naples, Italy, 2 – 5 September 2014.
Short papers and abstracts in Conference Proceedings and Books of Abstracts – printed or on CD-‐ROM: [1] Ch. Hellmich, F.-‐J. Ulm. Review of the hierarchical organization of bone in the
framework of continuum micromechanics. In S. Nemat-‐Nasser, editor, Book of Abstracts of the 2001 Mechanics and Materials Summer Conference of ASME, ASCE and SES, page 37, San Diego, CA, USA, 27 -‐ 29 June 2001.
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[2] Ch. Hellmich, F.-‐J. Ulm. Scale transition in bone elasticity: a continuum micromechanics approach. In W. Herzog et al., editors, CD-‐ROM Proceedings of the Fourth World Congress of Biomechanics, 1 page, Calgary, Canada, 4 – 9 August 2002.
[3] Ch. Hellmich, F.-‐J. Ulm. A unified continuum micromechanics model for scale transitions in bone elasticity. In H. Hutten, editor, EMBEC’02 – Proceedings of the European Medical & Biological Engineering Conference, pages 222 – 223, Vienna, Austria, 4 – 8 December 2002. International Federation of Medical and Biological Engineering.
[4] B. Pichler, Ch. Hellmich, H.A. Mang. Protection of buried pipelines subjected to rockfall. In E.C. Aifantis, editor, Proceedings of the 5th EUROMECH Solid Mechanics Conference ESMC-‐5, pages 205 – 206, Thessaloniki, Greece, 17 – 22 August 2003. European Mechanics Society.
[5] Ch. Hellmich, J.-‐F. Barthélémy, L. Dormieux. Bone ultrastructure: mineral foam matrix reinforced by collagen or interpenetrating network of hydroxyapatite crystals and collagen molecules? In F. Baaijens, editor, CD-‐ROM Proceedings of the Congress of the European Society of Biomechanics, 1 page, ’s-‐Hertogenbosch, The Netherlands, 4 – 7 July 2004.
[6] C. Kober, B. Erdmann, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. The influence of inhomogeneous and anisotropic microstructure of bone on the macroscopic structural behavior of the human mandible. In G. Huber, E. Schneider, and M. Morlock, editors, Proceedings of the Annual Meeting of the German Society of Biomechanics in conjunction with the 5th Biomechanica Symposium, page 124, Hamburg, Germany, 17 – 19 March 2005.
[7] P. Pivonka, Ch. Hellmich, D. Smith. Is chloride diffusivity of cement pastes mainly governed by paste-‐specific microporosity and paste-‐independent molecular structuring of micropore water? -‐ arguments from a scale transition analysis. Book of Abstracts, 15th Inter-‐Institute Seminar for Young Researchers, page 25, Budapest, Hungary, 22 – 23 April 2005. Department of Structural Mechanics, Budapest University of Technology and Economics.
[8] S. Scheiner, Ch. Hellmich. Stable pitting corrosion of stainless steel as diffusion-‐controlled dissolution process with a sharp moving electrode boundary. Book of Abstracts, 15th Inter-‐Institute Seminar for Young Researchers, page 17, Budapest, Hungary, 22 – 23 April 2005. Department of Structural Mechanics, Budapest University of Technology and Economics.
[9] B. Pichler, Ph. Vancapernolle, Ch. Hellmich. Brittle fracture of sandstone: micromechanics-‐based arguments for classical macroscopic failure surfaces. In G. Exadaktylos, editor, Proceedings of the 7th International Workshop on Bifurcation, Instabilities and Degradation in Geomechanics, pages 65 – 66, Chania, Crete, 13 – 16 June 2005. Technical University of Crete, National Technical University of Athens.
[10] J. Sladek, V. Sladek, Ch. Hellmich, J. Eberhardsteiner. Meshless local Petrov-‐Galerkin method for heat conduction problem in 3-‐D axisymmetric and anisotropic bodies. In T. Belytschko, I. Babuska, M. Griebel, W. Liu, H. Neunzert, and H. Yserentant, editors, Proceedings of the Third International Workshop for Meshfree Methods for Partial Differential Equations, 2 pages, Bonn, Germany, 12 – 15 September 2005.
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[11] C. Kober, B. Erdmann, R. Sader, C. Hellmich, H.-‐F. Zeilhofer. Refined structural mechanics simulation of a human mandible at the edge of clinical application. In Stefano Odorizzi and Giorgio Fotia, editors, Proceedings of the International Conference on CAE and Computational Technologies for Industry – TCN CAE 2005, 1 page, Lecce, Italy, 5 – 8 October 2005.
[12] B. Pichler, Ch. Hellmich, H.A. Mang, J. Eberhardsteiner. Gravel-‐buried steel pipelines subjected to rockfall: corroboration of modeling approaches by experiments. In Allix, O., Moes. N. and Perego, U., editors, Book of Abstracts of the Workshop on Challenges in Computational Mechanics, pages 83 – 84, Cachan, France, 10 – 12 March 2006.
[13] K. Hofstetter, Ch. Hellmich, J. Eberahrdsteiner. Continuum micromechanics estimation of wood strength. In V. Mehrmann, C.O. Paschereit, W.H. Müller, U. von Wagner, C. Mehl, editors, Book of Abstracts of the 77th Annual Meeting of the GAMM, pages 49 – 50, Berlin, Germany, 27 – 31 March 2006.
[14] Ch. Hellmich, C. Kober. Bone (re)modelling: poromicromechanical aspects. In V. Mehrmann, C.O. Paschereit, W.H. Müller, U. von Wagner, C. Mehl, editors, Book of Abstracts of the 77th Annual Meeting of the GAMM, page 48, Berlin, Germany, 27 – 31 March 2006.
[15] Ch. Kohlhauser, Ch. Hellmich, K. Hofstetter, J. Eberhardsteiner. Ultrasonic characterization of wood across different frequencies. First International PhD Workshop Book of Abstracts of the First International PhD Workshop on Wood as a Building Material, 1 Page, Trondheim, Norway, 2 – 4 May 2006.
[16] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Effect of ray cells on wood stiffness and strength: a continuum micromechanics investigation. CD-‐ROM Proceedings of the 7th World Congress on Computational Mechanics WCCM VII, 1 page, Los Angeles, CA, USA, 16 – 22 July 2006.
[17] J. Sladek, V. Sladek, Ch. Hellmich, J. Eberhardsteiner. Analysis of thick functionally graded plates by local integral equation method. Proceedings of the International Conference on Boundary Element Techniques BeTec06, 2 pages, Paris, France, 4 – 6 September 2006.
[18] Fritsch, R. Reihsner, H. W. Müllner, R. Slesinski, Ch. Hellmich, J. Eberhardsteiner, D. Godlinski, A. Rota. Uniaxial and triaxial mechanical testing of biomaterials for bone replacement In O. Bokuvka, editor, Proceedings of the 23rd Danubia Adria Symposium on Experimental Methods in Solid Mechanics, pages 127 – 128, Podbanské, Slovak Republic, 26 – 29 September 2006.
[19] W. Swieszkowski, Ch. Hellmich, V.S. Komlev, F. Rustichelli, R. Cancedda, K. Kurzydlowski. Micromechanical modeling of the scaffold-‐new formed bone systems. Proceedings of the Annual TERMIS-‐EU meeting, Rotterdam, The Netherlands, 8 – 11 October 2006.
[20] Ch. Kohlhauser, Ch. Hellmich, K. Hofstetter, J. Eberhardsteiner. Influence of specimen geometry on ultrasonic wave propagation across different frequencies, for the determination of elastic stiffness tensor components. In E. Benes, editor, International Congress on Ultrasonics, page 75, Vienna, Austria, 9 – 12 April 2007.
[21] J. Eberhardsteiner, K. Hofstetter, Ch. Hellmich. Solid-‐type and plate-‐type load carrying mechanisms in wood – investigations by a multistep homogenization
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scheme. Book of Abstracts: 16th Inter Institute Seminar for Young Researchers, page 21, Vienna, Austria, 17 – 20 May 2007.
[22] Ch. Kohlhauser, Ch. Hellmich, J. Eberhardsteiner. Ultrasonic determination of elasticity tensor: potentials and limitations. Book of Abstracts: 16th Inter Institute Seminar for Young Researchers, page 12, Vienna, Austria, 17 – 20 May 2007.
[23] S. Scheiner, Ch. Hellmich. Continuum microviscoelasticity of concrete: upscaling technique and experimental validation. Book of Abstracts: 16th Inter Institute Seminar for Young Researchers, page 13, Vienna, Austria, 17 – 20 May 2007.
[24] Ch. Hellmich, A. Fritsch. Universal microstructural patterns in bone: micromechanics-‐based quantification of resulting anisotropic elastic properties across different length scales. In M. Hajj, editor, CR-‐ROM Proceedings of the 18th Engineering Mechanics Division Conference, 1 page, Blacksburg, VA, USA, 3 – 6 June 2007.
[25] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Solid-‐type and plate-‐type microstructural deformation patterns in wood elasticity quantified through a combined random/periodic theory. In M. Hajj, editor, CR-‐ROM Proceedings of the 18th Engineering Mechanics Division Conference, 1 page, Blacksburg, VA, USA, 3 – 6 June 2007.
[26] Ch. Hellmich, A. Fritsch. Universal microstructural patterns in cortical and trabecular, extracellular and extravascular bone materials, quantified through multiscale continuum microelasticity. In M. Jirasek, Z. Bittnar, and H.A. Mang, editors, Proceedings of the International Conference on Modeling of Heterogeneous Materials with Applications in Construction and Biomedical Engineering – MHM 2007, pages 178 – 179, Prague, Czech Republic, 25 – 27 June 2007.
[27] Ch. Kohlhauser, Ch. Hellmich, C. Vitale-‐Brovarone, A. Boccaccini, D. Godlinski, J. Eberhardsteiner. Ultrasonic characterization of porous biomaterials across different frequencies. In E.E. Gdoutos, editor, Experimental Analysis of Nano and Engineering Materials and Structures – Proceedings of the 13th International Conference on Experimental Mechanics, pages 505 – 506, Alexandroupolis, Greece, 1 – 6 July 2007. Springer, Berlin, Germany.
[28] Ch. Hellmich, A. Fritsch. Universal microstructural patterns in bone: continuum micromechanics prediction of anisotropic material behavior. Abstract Book of the International Congress on Industrial and Applied Mathematics – ICIAM07, 2 pages, Zurich, Switzerland, 16 – 20 July 2007.
[29] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Universal morphological patterns in wood: Micro-‐mechanics-‐based estimates for anistropic stiffness and strength from composition and microstructure. Abstract Book of the International Congress on Industrial and Applied Mathematics – ICIAM07, 2 pages, Zurich, Switzerland, 16 – 20 July 2007.
[30] Kober, Ch. Hellmich, B. Erdmann. Influence of tissue anisotropy versus inhomogeneity on the structural behavior of an elderly human mandible. Abstract Book of the International Congress on Industrial and Applied Mathematics – ICIAM07, 2 pages, Zurich, Switzerland, 16 – 20 July 2007.
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[31] S. Scheiner, Ch. Hellmich. Upscaling basic creep properties of cementitious materials. Book of Abstracts of EUROMECH Colloquium 489: Modeling Multiphase Materials, page 35, Gothenburg, Sweden, 19 – 21 September 2007.
[32] Kober, S. Stübinger, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. Biomechanical analysis of an ipsilateral fracture of the mandibular condyle by means of finite element method. Proceedings of the 41st Annual Meeting of the German Society for Biomedical Engineering – BMT 2007, 2 pages, Aachen, Germany, 26 – 29 September 2007.
[33] B. Pichler, Ch. Hellmich, H.A. Mang. Vertical impact of single rocks onto gravel. 2008 General Assembly of the European Geosciences Union, 1 page, Vienna, Austria, April 13 – 18, 2008.
[34] Ch. Hellmich, C. Kober, B. Erdmann. Micromechanics-‐based conversion of CT-‐data into anisotropic elasticity tensors, applied to FE analyses of a mandible. Proceedings of EM08: The Inaugural Conference of the Engineering Mechanics Institute, page 164, Minneapolis, Minnesota, U.S.A., 18 – 21 May 2008.
[35] Fritsch, L. Dormieux, Ch. Hellmich, J. Sanahuja. An experimentally validated micromechanical model for elasticity and strength of hydroxyapatite biomaterials. Proceedings of EM08: The Inaugural Conference of the Engineering Mechanics Institute, page 194, Minneapolis, Minnesota, U.S.A., 18 – 21 May 2008.
[36] R. Pecci, R. Bedini, D. Godlinski, Ch. Hellmich, C. Renghini, V. Komlev, F. Rustichelli. Characterization of metal-‐based scaffolds for bone tissue engineering using 3D microtomography. 8th World Biomaterials Congress, 1 page, Amsterdam, The Netherlands, 28 May – 1 June 2008.
[37] Boccaccini, O. Bretcanu, S. Misra, I. Roy, Ch. Hellmich. Optimisation of Bioglass®-‐derived Scaffolds for Bone Tissue Engineering. 8th World Biomaterials Congress, 1 page, Amsterdam, The Netherlands, 28 May – 1 June 2008.
[38] H.A. Mang, J. Eberhardsteiner, Ch. Hellmich, K. Hofstetter, R. Lackner. Computational Multiscale Analysis in Civil Engineering. In B.Schrefler and U. Perego, editors, Proceedings of the 8th World Congress of Computational Mechanics (WCCM 8) and the 5th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), 2 pages, Venice, Italy, 30 June – 4 July, 2008. CIMNE.
[39] Bertrand, Ch. Hellmich. Multiscale elasticity of tissue engineering scaffolds with tissue engineered bone: a continuum micromechanics approach. In B.Schrefler and U. Perego, editors, CD-‐ROM Proceedings of the 8th World Congress of Computational Mechanics (WCCM 8) and the 5th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), 2 pages, Venice, Italy, 30 June – 4 July, 2008. CIMNE.
[40] K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Upscaling Anisotropic Stiffness and Strength Properties of Wood. In B.Schrefler and U. Perego, editors, CD-‐ROM Proceedings of the 8th World Congress of Computational Mechanics (WCCM 8) and the 5th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), 2 pages, Venice, Italy, 30 June – 4 July, 2008. CIMNE.
[41] K. Hofstetter, Ch. Hellmich, T. Bader, J. Eberhardsteiner. Relevance of Microstructural Failure Mechanismus for Macroscopic Elastic Limit States of
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Wood. In Y.B. Yang, editor, Proceedings of the Taiwan-‐Austria Joint Workshop on Computational Mechanics of Materials and Structures, pages 48 – 49, Taipei, Taiwan, 15 – 17 November 2008. National Taiwan University of Science and Technology.
[42] Ch. Hellmich, A. Fritsch, C. Kober. Multiscale micromechanics of bone materials and structures: fundamentals and advanced exploitation of computer tomographic data. In Y.B. Yang, editor, Taiwan-‐ Austria Joint Workshop on Computational Mechanics of Materials and Structures, pages 41 – 42, Taipei, Taiwan, 15 – 17 November 2008. National Taiwan University of Science and Technology.
[43] Ch. Hellmich, A. Fritsch, C. Kober. How nature builds sustaining structures: multiscale mechanics of bone In Y.B. Yang, L.J. Leu, C.S. Chen, P.C. Su, editors, Proceedings of the 11th East Asia-‐Pacific Conference on Structural Engineering and Construction -‐ EASEC-‐11, pages 120 -‐ 121, Taipei, Taiwan, 19 – 21 November 2008. D & E Drawing and Editing Services Company, Taipei, Taiwan.
[44] K. Hofstetter, Ch. Hellmich, T. Bader, J. Eberhardsteiner. Poro-‐micromechanical estimates for elastic limit states of wood. In Y.B. Yang, L.J. Leu, C.S. Chen, P.C. Su, editors, Proceedings of the 11th East Asia-‐Pacific Conference on Structural Engineering and Construction -‐ EASEC-‐11, pages 550 – 551, Taipei, Taiwan, 19 – 21 November 2008. D & E Drawing and Editing Services Company, Taipei, Taiwan.
[45] Fritsch, L. Dormieux, Ch. Hellmich, J. Sanahuja. Experimentally validated micromechanical model for elasticity and strength of hydroxyapatite biomaterials. In P. Zysset, editor, Proceedings of the Third Viennese Biomaterial Symposium, page 17, Vienna, Austria, 19 – 21 November 2008. Vienna University of Technology, Vienna, Austria.
[46] T. Bader, K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Multiscale Model for Estimation of Elastic Limit States of Softwood Materials. In Proceedings of the COST Action FP0802 Workshop -‐ Experimental and Computational Methods in Wood Micromechanics, pages 107 -‐ 108, Vienna, Austria, 11 – 13 May 2009. Vienna University of Technology, Vienna, Austria.
[47] Fritsch, L. Dormieux, Ch. Hellmich, J. Sanahuja. Experimentally validated micromechanical model for elasticity and strength of hydroxyapatite biomaterials. In J Pamin, editor, Book of Abstracts of the 17th Inter-‐Institute Seminar for Young Researchers, page 12, Cracow, Poland, 22 – 23 May 2009. Cracow University of Technology, Cracow, Poland.
[48] Pichler, S. Scheiner, Ch. Hellmich. Strength evolution in hydrating shotcrete: from micromechanical modeling to structural analyses. In J Pamin, editor, Book of Abstracts of the 17th Inter-‐Institute Seminar for Young Researchers, page 19, Cracow, Poland, 22 – 23 May 2009. Cracow University of Technology, Cracow, Poland.
[49] T. Bader, K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Homogenization and localization in a multiscale microporomechanical model for wood strength. In Proceedings of the 7th EUROMECH Solid Mechanics Conference ESMC2009, pages 285 – 286, Lisbon, Portugal, 7 – 11 September 2009. APMTAC – Portuguese Association for Theoretical, Applied, and Computational Mechanics.
[50] Z. Yosibash, N. Trabelsi, Ch. Hellmich. Subject-‐specific p-‐FE analyses of the proximal femur utilizing micromechanics-‐based material properties.
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Proceedings of the Fourth International Conference on Computational Bioengineering – ICCB 2009, page 69, Bertinoro, Italy, 16 – 18 September 2009. Bologna University, Bologna, Italy.
[51] Ch. Hellmich, A. Fritsch, L. Dormieux. Micromechanics of bone strength: influence of layered water between mineral crystals. CD-‐ROM Proceedings of the 81st Annual Meeting of the Society of Applied Mathematics and Mechanics – GAMM 2010, 1 page, Karlsruhe, Germany, 22 – 26 March 2010. Karlsruhe University, Karlsruhe, Germany.
[52] T. Bader, K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Multiscale microporomechanics of softwood – applications and experimental model validation. Proceedings of the IV European Conference on Computational Mechanics – ECCM 2010, 2 pages, Paris, France, 16 – 21 May 2010, in print.
[53] Fritsch, Ch. Hellmich, A. Malasoma, L. Dormieux. Multiscale mechanics of ceramic biomaterials. In J. Stampfl, editor, Proceedings of the Fourth Viennese Symposium on Biomaterials, page 20, Vienna, Austria, 15 – 17 November 2010.
[54] T. Brynk, Ch. Hellmich, A. Fritsch, P. Zysset, J. Eberhardsteiner. Experimental poromechanics of trabecular bone strength: role of Terzaghi’s effective stress and of tissue-‐level stress fluctuations. In J. Stampfl, editor, Proceedings of the Fourth Viennese Symposium on Biomaterials, page 27, Vienna, Austria, 15 – 17 November 2010.
[55] J. Vuong, Ch. Hellmich. Bone fibrillogenesis and mineralization: Quantitative analysis and implications for tissue elasticity. Book of Abstracts of the International Workshop on Microscale Modeling in Biomechanics and Mechanobiology, 1 page, Ericeira, Portugal, May 30 – June 1, 2011.
[56] J. Vuong, Ch. Hellmich. Bone fibrillogenesis and mineralization: Qunatitative analysis and implications for tissue elasticity. In M.L. Wang, D. Bernal, J.F, Hajjar, Y. Cao, editors, Book of Abstracts of the Engineering Mechanics Conference EMI 2011, page 338, Boston, MA, USA, June 2 – 4, 2011.
[57] L. Eberhardsteiner, Ch. Hellmich. Water-‐covered crystal interfaces as source for bone viscoelasticity: arguments from a multiscale approach. In M.L. Wang, D. Bernal, J.F, Hajjar, Y. Cao, editors, Book of Abstracts of the Engineering Mechanics Conference EMI 2011, page 349, Boston, MA, USA, June 2 – 4, 2011.
[58] T. Bader, K. Hofstetter, Ch. Hellmich, J. Eberhardsteiner. Role of water in cells walls of the hierarchical composite "softwood": a poroelastic analysis. In M.L. Wang, D. Bernal, J.F, Hajjar, Y. Cao, editors, Book of Abstracts of the Engineering Mechanics Conference EMI 2011, page 195, Boston, MA, USA, June 2 – 4, 2011.
[59] P. Pichler, Ch. Hellmich. Upscaling compressive strength of cement paste and mortar. In M.L. Wang, D. Bernal, J.F, Hajjar, Y. Cao, editors, Book of Abstracts of the Engineering Mechanics Conference EMI 2011, page 201, Boston, MA, USA, June 2 – 4, 2011.
[60] B. Pichler, L. Dormieux, Ch. Hellmich. Strength modeling of elasto-‐brittle materials: from cohesive microcracks, via cracking risk under partial saturation, to predicting the composition-‐dependent strength evolution of hydrating cementitious materials. Book of Abstracts of the International Conference on Computational Modeling of Fracture and Fatigue of Materials and Structures -‐ CFRAC 2011, 1 page, Barcelona, Spain, 6 – 8 June 2011.
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[61] Malandrino, Ch. Hellmich, J. Noailly, D. Lacroix. A micro-‐macro evaluation of the vertebral bony endplate permeability based on computational fluid dynamics. Proceedings of the 23rd Congress of the International Society of Biomechanics – ISB 2011, 2 pages, Brussels, Belgium, 3 – 7 July 2011.
[62] P. Pichler, Ch. Hellmich, J. Eberhardsteiner, P. Termkhajornkit, R. Barbarulo, G. Chanvillard. Quasi-‐brittle strength evolution of hydrating cementitious materials revisited in the framework of gel-‐space ratio: experiments and continuum micromechanics predictions. Book of Abstracts of the 2nd Advances in Cement-‐based Materials: Characterization, Modeling, and Sensing, 1 page, Nashville, TN, USA, July 24 – 26, 2011.
[63] J. Vuong, Ch. Hellmich. Bone fibrillogenesis and mineralization: quantitative analysis and implications for tissue elasticity. Book of Abstracts of European Congress and Exhibition on Advanced Materials and Processes, 1 page, Montpellier, France, 12 – 15 September 2011.
[64] P. Pichler, Ch. Hellmich. Micromechanics of quasi-‐brittle strength of cement paste and mortar. Book of Abstracts of European Congress and Exhibition on Advanced Materials and Processes, 1 page, Montpellier, France, 12 – 15 September 2011.
[65] J. Jaroszewicz, V. Komlev, Ch. Hellmich, W. Swieszkowski. Combined use of micro-‐CT and in-‐situ testing to characterize ceramic-‐based biomaterials for regenerative medicine, Book of Abstracts of 2011 Simpleware Users Meeting, 1 page, Bristol, UK, 9 November 2011.
[66] A. Fritsch, Ch. Hellmich, P. Young. Micromechanics-‐derived scaling relations for poroelasticity and strength of brittle porous polycrystals. Book of Abstracts of 2011 Simpleware Users Meeting, 1 page, Bristol, UK, 9 November 2011.
[67] A. Dejaco, V. Komlev, J. Jaroszewicz, W. Swieszkowski, Ch. Hellmich. Micro CT-‐based multiscale elasticity of double-‐porous (pre-‐cracked) hydroxyapatite granules for regenerative medicine, Book of Abstracts of 2011 Simpleware Users Meeting, 1 page, Bristol, UK, 9 November 2011.
[68] C. Kober, Ch. Müller, P. Young, A. Fritsch, Ch. Hellmich. Software for reconstruction of anisotropic trajectories of elasticity for bony organs based on kind of inner skeleton, Book of Abstracts of 2011 Simpleware Users Meeting, 1 page, Bristol, UK, 9 November 2011.
[69] C. Morin, P. Henits, Ch. Hellmich, Continuum Elasticity of Hydrating Collagen: a Multiscale Approach. Book of Abstracts of the MATHMOD 2012 – Vienna International Conference on Mathematical Modeling, ARGE Simulation-‐ARGESIM, page 306, Vienna, Austria, 12-‐15-‐ February 2012.
[70] Ch. Hellmich, S. Ullah, B. Pichler, S. Scheiner. Influence of shotcrete composition on load-‐level estimation in NATM-‐tunnel shells: Micromechanics-‐based sensitivity analyses. Book of Abstract of the 83rd Annual Meeting of the International Association (GAMM), Darmstadt, Germany, 26-‐30 March 2012, submitted.
[71] C. Kober, Ch. Müller, P. Young, A. Fritsch, Ch. Hellmich. A biomechanical concept for construction of the trajectories of anisotropic elasticity of mammalian bony organs, demonstrated for the human mandible. Book of Abstracts of the 10th International Symposium on Biomechanics and Biomedical Engineering, Berlin, Germany, 11-‐14 April 2012 ; submitted.
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[72] C. Morin, P. Henits, Ch. Hellmich. Structure and elasticity of hydrating collagen: a multiscale continuum approach. Book of Abstracts of the 2012 Conference of the Engineering Mechanics Institute, Notre Dame, IN, USA, 17-‐20 June 2012; accepted.
[73] Ch. Hellmich, A. Fritsch, P. Young. Micromechanics-‐derived scaling relations for poroelasticity and strength of brittle porous polycrystals. Book of Abstracts of the 2012 Conference of the Engineering Mechanics Institute, Notre Dame, IN, USA, 17-‐20 June 2012; accepted.
[74] C. Morin, P. Henits, Ch. Hellmich, Continuum Elasticity of Hydrating Collagen: a Multiscale Approach. Book of Abstracts of the 8th European Solid Mechanics Conference, 2 pages, Graz, Austria, 9-‐13 July 2012
[75] S. Scheiner, P. Pivonka, Ch. Hellmich, D. Smith, Mathematical Modeling of Bone Remodeling: A Coupled Systems Biology-‐Micromechanical Approach. Book of Abstracts of the 8th European Solid Mechanics Conference, Graz, Austria, 9-‐13 July 2012
[76] C. Kober, Ch. Mueller, P. Young, A. Fritsch, Ch. Hellmich, Approximation of anisotropic trajectories of elasticity of human bone from a 3D profule based on volumetrci visualization of CT images, Book of Abstracts of the 8th European Solid Mechanics Conference, Graz, Austria, 9-‐13 July 2012
[77] C. Morin, P. Henits, Ch. Hellmich, Structure and elasticity of hydrating collagen: a multiscale continuum approach. CD-‐ROM Proceeding of the 6th European Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), 2 pages, Vienna, Austria, September 10-‐14, 2012.
[78] P. Henits, Ch. Hellmich, Determination of small angle scattering patterns of bone tissues based on highly ordered collagen scaffold concept. CD-‐ROM Proceeding of the 6th European Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), 2 pages, Vienna, Austria, September 10-‐14, 2012.
[79] C. Kober, Ch. Müller, P. Young, A. Fritsch, Ch. Hellmich, A general concept for approximation of the trajectories of anisotropic elasticity for mammalian bone, demonstraded for the human mandible. CD-‐ROM Proceeding of the 6th European Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), 2 pages, Vienna, Austria, September 10-‐14, 2012.
[80] R. Blanchard, A. Dejaco, E. Bongaers, Ch. Hellmich, Multiscale micromechanics-‐based elasticity from micro-‐CT scans of mousefemur. CD-‐ROM Proceeding of the 6th European Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), 2 pages, Vienna, Austria, September 10-‐14, 2012.
[81] K. Luczynski, A. Dejaco, T. Brynk, J. Jaroszewicz, W. Swieszkowski, Ch. Hellmich, FE model and quasi-‐static unloading tests deliver consistent values of Young’s modulus of rapid-‐prototyped tissue engineering scaffold, made of PLLA and TCP. CD-‐ROM Proceeding of the 6th European Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), 2 pages, Vienna, Austria, September 10-‐14, 2012.
[82] A. Dejaco, V. Komlev, A. Gurin, J. Jaroszewicz, W. Swieszkowski, Ch. Hellmich, Micro CT-‐based mustiscale elasticity of double-‐porous (pre-‐cracked) hydroxyapatite granules for regenerative medicine. CD-‐ROM Proceeding of the 6th European Computational Methods in Applied Sciences and Engineering (ECCOMAS 2012), 2 pages, Vienna, Austria, September 10-‐14, 2012.
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[83] K. Luczynski, A. Dejaco, O. Lahayne, J Jaruszewicz, W. Swieszkowski, Ch. Hellmich, Micro-‐CT/micromechanics-‐based Finite Element models and quasi-‐static unloading tests deliver consistent values for Young’s of rapid-‐prototyped polymer-‐ceramic tissue engineering scaffolds. Proceedings of the 29th Danubia-‐Adria Symposium on Advances in Experimental Mechanics, pages 2-‐3, Belgrade, Serbia, 26-‐29 September 2012
[84] A. Malandrino, D. Lacroix, S. Ferguson, K. Ito, Ch. Hellmich, J. Noailly, In silico experiments for the determination of the vertebral bone endplate permeability and its relation to bone morphology. Proceedings of the Assembly of the Spanish Chapter of the European Society of Biomechanics, Sevilla, Spain, 25 October 2012.
[85] M. Colloca, R. Blanchard, Ch. Hellmich, K. Ito, B. v. Rietbergen, Evolution of bone volume fraction in bone remodeling: a multiscale analytical investigation. Proceedings of the 11th International Symposium on Computer Methods in Biomechanis and Biomedical Engineering, 1 page, Salt Lake City, UT, USA, 3-‐7 April 2013.
[86] A. Malandrino, D. Lacroix, S. Ferguson, K. Ito, Ch. Hellmich, J. Noailly. In silico determination of the vertebral bone endplate permeability and its relation to bone morphology. Proceedings of the 11th International Symposium on Computer Methods in Biomechanis and Biomedical Engineering, 1 page, Salt Lake City, UT, USA, 3-‐7 April 2013.
[87] Ch. Hellmich. “Universal” patterns in hierachical organization and chemical composition of bone (and other collagenous) tissues: a unifying multiscale bio-‐chemo-‐mechanical, theory-‐ and experiment–based approach. Proceedings of the 8th Annual Meeting of the German Society for Biomechanics, 1 page, May 15-‐17, 2013, Neu-‐Ulm, Germany.
[88] S. Scheiner, P. Buenzli, P. Pivonka, Ch. Hellmich. The role of the vascular porosity of cortical bone as co-‐governing factor of bone remodeling – insights from a multiple length scales – integrating mathematical model. Proceedings of the 8th Annual Meeting of the German Society for Biomechanics, 1 page, May 15-‐17, 2013, Neu-‐Ulm, Germany.
[89] St. Scheiner, P. Pivonka, D. Smith, C. Dunstan, Ch. Hellmich. Computational simulation of osteoporosis and its treatment by denosumab based on an integreted systems biology/micromechanical approach. 5th International Conference on Coupled Problems in Science and Engineering COUPLED PROBLEMS 2013, 1 page, June 17-‐19,2013, Ibiza, Spain.
[90] C. Kober, B.-‐I. Berg, Y. Hayakawa, A. Gurin, Ch. Hellmich, V. Komlev, R. Sader. Role of the temporomandibular joint for macroscopic biomechanics of the human mandible – a finite element study. Proceedings of the 27th International Congress and Exhibition, 3 pages, June 26-‐29, 2013, Heidelberg, Germany.
[91] C. Morin, Ch. Hellmich. Poro-‐micromechanics of the wave propagation and attenuation in solid and fluid spaces of bone tissue. Proceedings of the 2013 Conference of the ASCE Engineering Mechanics Institute, 1 page, August 4-‐7, 2013, Evanston, IL, USA.
[92] C. Morin, Ch. Hellmich. Mineralizing bone tissue evolution results from solid-‐to-‐mineral phase transition in closed thermodynamic system. Proceedings of the 2013 Conference of the ASCE Engineering Mechanics Institute, 1 page, August 4-‐7, 2013, Evanston, IL, USA.
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[93] M. Shahidi, B. Pichler, Ch. Hellmich. From viscous behavior of liquid crystal-‐filled interfaces to creep of biomaterials: a multi-‐scale approach. Proceedings of the 2013 Conference of the ASCE Engineering Mechanics Institute, 1 page, August 4-‐7, 2013, Evanston, IL, USA.
[94] S. Scheiner, P. Buenzli, P. Pivonka, Ch. Hellmich. Mathematical modeling of bone remodeling in cortical bone, driven by biochemical and mechanical factors, and by the vascular porosity. Proceedings of the 2013 Conference of the ASCE Engineering Mechanics Institute, 1 page, August 4-‐7, 2013, Evanston, IL, USA.
[95] M. Königsberger, B. Pichler, Ch. Hellmich. Is onset of pre-‐failure, non-‐catastrphic cracking in concrete governed by separation of ITZs from aggregates or by bulk failure of ITZs? Proceedings of the 2013 Conference of the ASCE Engineering Mechanics Institute, 1 page, August 4-‐7, 2013, Evanston, IL, USA.
[96] S. Scheiner, P. Buenzli, P. Pivonka, Ch. Hellmich. Computer simulations of bone remodeling, based on a mathematical model considering bio-‐chemo-‐mechanical regulation, as well as the influence of the vascular porosity. Proceedings of the 19th Congress of the European Society of Biomechanics, ESB 2013, 1 page, August 25-‐28, 2013, Patras, Greece.
[97] C. Morin, Ch. Hellmich. Structural Evolution of bone tissues during mineralization: a general mathematical approach. Proceedings of the 19th Congress of the European Society of Biomechanics, ESB 2013, 1 page, August 25-‐28, 2013, Patras, Greece.
[98] C. Morin, Ch. Hellmich. A multiscale poromicrodynamics approach to wave propagation and attenuation in bone. Proceedings of the 19th Congress of the European Society of Biomechanics, ESB 2013, 1 page, August 25-‐28, 2013, Patras, Greece.
[99] A. Malandrino, D. Lacroix, S. Ferguson, K. Ito, Ch. Hellmich, J. Noailly. Calculation of the variability of endplate permability in the lumbar vertebra and influence on intervetebral disc mechanobiology. Proceedings of the 19th Congress of the European Society of Biomechanics (ESB 2013), 1 page, August 25-‐28, 2013, Patras, Greece.
[100] C. Morin, P. Henits, R. Blanchard, Ch. Hellmich. Universal pattern in bone tissues: microstructure, composition, and mechanics. Booklet of Abstracts of the 3rd Joint Meeting of COST Action MP1005 “NAMABIO”, August 29-‐30, 2013, Patras, Greece.
[101] St. Scheiner, P. Pivonka, D.W. Smith, C.R. Dunstan, Ch. Hellmich. Integration of systems biology and multiscale bone mechanics for computational simulation of the cortical bone remodeling progress in health and disease. Booklet of Abstracts of the 3rd Joint Meeting of COST Action MP1005 “NAMABIO”, August 29-‐30, 2013, Patras, Greece.
[102] C. Morin, Ch. Hellmich. Bone mineralization as fluid-‐to-‐solid phase transformation in a closed thermodynamic system. Proceedings of the 12th International Conference on Computational Plasticity, Fundamental and Applications COMPLAS XII, 1 page, September 3-‐5, 2013, Barcelona, Spain.
[103] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, J. Wasserbauer, P. Termkhajornkit, R. Barbarulo, G. Chanvillard. How do microstructural properties govern the
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strength of cementitious materials? A multiscale approach based on gel-‐space ratio. Proceedings of the 12th International Conference on Computational Plasticity, Fundamental and Applications COMPLAS XII, 1 page, September 3-‐5, 2013, Barcelona, Spain.
[104] M. Königsberger, B. Pichler, Ch. Hellmich. Crack onset in concrete: ITZ failure or ITZ-‐aggregate separation? A multiscale micromechanics approach. Proceedings of the 12th International Conference on Computational Plasticity, Fundamental and Applications COMPLAS XII, 1 page, September 3-‐5, 2013, Barcelona, Spain.
[105] P. Pivonka, P. Buenzli, St. Scheiner, Ch. Hellmich, C. Dunstan, M. Johnson, L. Bonewald. A computational model for mechanostat regulation in bone based on biochemical osteocyte feedback. Proceedings of the 5th International Conference on Computational Bioengineering, 1 page, September 11-‐13, 2013, Leuven, Belgium.
[106] C. Morin, Ch. Hellmich, P. Henits. A quantitative multiscale aproach to the fibrillar structure and elasticity of collagen. Proceedings of the 5th International Conference on Computational Bioengineering, 1 page, September 11-‐13, 2013, Leuven, Belgium.
[107] J. Hum, K. W. Luczynski, P. Nooeaid, P. Newby, O. Lahayne, Ch. Hellmich, A.R. Boccaccini. Stiffness improvement of 45S5 Bioglass®–based scaffolds through PCL and collagen coatings: an ultrasonic study. Proceedings of the 30th Danubia-‐Adria Symposium on Advances in Experimental Mechanics, 2 pages, Primošten, Croatia, 25-‐28 September 2013
[108] R. Blanchard, A. Dejaco, E. Bongaers, Ch. Hellmich. Intravoxel bone micromechanics for microCT-‐based Finite Element simulations. Book of Abstracts of the 19th Inter-‐Institute Seminar for Young Reasearchers, page 27, October 11-‐12, 2013, Vienna, Austria.
[109] Ch. Hellmich, J. Eberhardsteiner, H. Mang, B. Pichler. Research at the Institute for Mechanics of Materials and Structures (IMWS) of Vienna University of Technology. Book of Abstracts of the 19th Inter-‐Institute Seminar for Young Reasearchers, page 9, October 11-‐12, 2013, Vienna, Austria.
[110] M. Königsberger, B. Pichler, Ch. Hellmich. Micromechanics of ITZ-‐aggregate interaction in concrete: stress concentration and strength upscaling. Book of Abstracts of the 19th Inter-‐Institute Seminar for Young Reasearchers, page 14, October 11-‐12, 2013, Vienna, Austria.
[111] A. Czenek, R. Blanchard, A. Dejaco, O. Sigurjonsson, G. Örlygsson, P. Gargiulo, Ch. Hellmich. Quantitative intravoxel analysis of μCT-‐scanned resorbing ceramic biomaterials. Proceedings of the TERMIS EU 2014 Chapter Meeting, 1 page, June 10-‐13, 2014, Genova, Italy.
[112] M. Colloca, M.M.v.Rietbergen, Ch. Hellmich, R. Blanchard, K. Ito, B.v.Rietbergen, A multiscale bone remodeling moidel to predict organ level changes in bone density. Proceedings of the 7th World Congress of Biomechanics WCB 2014, 1 page, July 6-‐11, 2014, Boston, MA, USA.
[113] R. Blanchard, C. Morin, A. Vella, Z. San t. Ch. Hellmich, Intorvoxel micro-‐elasto-‐plasticity for CT-‐based patient-‐specific fracture risk assessment of vertebrae. Proceedings of the 7th World Congress of Biomechanics WCB 2014, 1 page, July 6-‐11, 2014, Boston, MA, USA.
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[114] S. Scheiner, P. Pivonka, Ch. Hellmich, Microporomechanics reveals that subjecting bone to physiological strain induces the optimum poressure stimulus in osteocytes. Proceedings of the 7th World Congress of Biomechanics WCB 2014, 1 page, July 6-‐11, 2014, Boston, MA, USA.
[115] M. Shahidi, B. Pichler, Ch. Hellmich. Kelvin-‐Voigt units microelasticity as result of interacting viscous interfaces at the microscale. Proceedings of the International Conference on Advances in Micromechanics of Materials, 1 page, July 8-‐11, 2014, Rzeszów, Poland.
[116] Ch. Hellmich, A. Dejaco, W.Swieszkowski, V. Komlev, Towards micromechanics-‐ and X-‐ray physics-‐supported design and safety assessment of bioceramics. Proceedings of the NANO 2014 conference, 1 page, July 13-‐18, 2014, Moscow, Russia.
[117] M. Königsberger, B. Pichler, Ch. Hellmich. Micromechanics multiscale approach for ITZ-‐induced crack initiation in concrete. Proceedings of CST 2014 – The Twelth International Conference on Computational Structures Technology, 1 page, September 2 -‐5, 2014, Naples, Italy.
Theses [1] Ch. Hellmich. 2D Parameterstudien zur Neuen Österreichischen
Tunnelbauweise mit Hilfe der Methode der Finiten Elemente [2D parameter studies concerning the New Austrian Tunnelling Method by means of the Finite Element Method]. Master’s thesis, Vienna University of Technology, Vienna, Austria, 1995. In German.
[2] Ch. Hellmich. Shotcrete as part of the New Austrian Tunneling Method: from thermochemomechanical material modeling to structural analysis and safety assessment of tunnels. PhD thesis, Vienna University of Technology, Vienna, Austria, 1999.
[3] Ch. Hellmich. Nano-‐to-‐macro scale transitions in bone biomechanics. Habilitation thesis, Vienna University of Technology, Vienna, Austria, 2003.
Technological/Scientific Reports: [1] H.A. Mang, Ch. Hellmich, and R. Lackner. Finite Elemente Untersuchung eines
Fachwerkknotens der Stahleisenbahnbrücke über die Traun bei Kleinmünchen. Technical report, 137 pages, Institute for Strength of Materials, Vienna University of Technology, 1996. In German.
[2] J. Macht and Ch. Hellmich. Manual for program system for hybrid analysis of shotcrete tunnel linigs on behalf of Eisenbahnhochleistungsstrecken (HL)-‐AG; part of project together with R. Lackner and H.A. Mang. Manual, 31 pages, Institute for Strength of Materials, Vienna University of Technolgy, 2002.
[3] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, H.A. Mang. Versuchsplan zur Untersuchung der Gefährdung der Transalpinen Ölleitung durch Felsschlag. Technical Report, 13 pages, Institute for Strength of Materials, Vienna University of Technolgy, 2002. In German.
[4] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, H.A. Mang. Untersuchung der Gefährdung der Transalpinen Ölleitung durch Felsschlag. Vorläufige
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Stellungnahme zu den Versuchen vom 1. und 2. Oktober 2002. Technical Report, 7 pages, Institute for Strength of Materials, Vienna University of Technolgy, 2002. In German.
[5] B. Pichler, Ch. Hellmich, J. Eberhardsteiner, H.A. Mang. Endbericht zur Untersuchung der Gefährdung der Transalpinen Ölleitung durch Felsschlag. Technical Report, 104 pages, Institute for Strength of Materials, Vienna University of Technolgy, 2003. In German.
[6] C. Kober, B. Erdmann, Ch. Hellmich, R. Sader, H.-‐F. Zeilhofer. Anisotropic simulation of the human mandible. Report of the Konrad Zuse Institute ZIB-‐Report 04-‐12 (May 2004).
[7] Ch. Hellmich, J. Eberhardsteiner. Bewertung eines Versuchsplanes zwecks Einsatz von Polyfelt Schutzvliesen im Pipelinebau. Technical Report, 4 pages, Institute for Strength of Materials, Vienna University of Technolgy, 2004.
[8] B. Pichler, S. Scheiner, Ch. Hellmich, J. Eberhardsteiner. Versuchsprinzipien zur Untersuchung der Eignung von Geokunststoffen zum Schutz der äußeren Korrosionsschutzschichte erdverlegter Erdöl-‐ und Erdgas-‐Pipelines während Einbau und Betrieb. Technical Report, 10 pages, Vienna University of Technology, Institute for Mechanics of Materials and Structures, 2005.
[9] S. Scheiner, B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Eignung von Geokunststoffen als Abriebschutz erdverlegter Erdöl-‐ und Erdgaspipelines aus Stahl: Finite Elemente Analysen und Pilotversuche. Technical Report, 37 pages, Vienna University of Technology, Institute for Mechanics of Materials and Structures, 2005.
[10] Ch. Hellmich, S. Scheiner, B. Pichler, J. Eberhardsteiner. Specifications for micromechanics-‐based material models for new cementitious materials for tunnel linings. Deliverable Report, 30 pages, Integrated Project ’Technology Innovation in Underground Construction’, TUNCONSTRUCT, sponsored by the European Commission; February 2006.
[11] A. Fritsch, Ch. Hellmich. Micromechanical modeling of biological materials – different continuum micromechanics techniques for bone. Deliverable Report, 4 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; April 2006.
[12] A. Fritsch, R. Reihsner, H.W. Müllner, R. Slesinski, Ch. Hellmich, J. Eberhardsteiner, W. Swieszkowski. Mechanical (triaxial) testing on biological materials and biomaterials. Progress Report, 3 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; April 2006.
[13] Ch. Hellmich. Simulation of state-‐of-‐the-‐art organ-‐implant compound structure with micromechanics-‐based material properties. Progress Report, 2 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; April 2006.
[14] Ch. Hellmich, H.W. Müllner, Ch. Kohlhauser, A. Fritsch, R. Reihsner, J. Eberhardsteiner, R. Slesinki, W. Swieszkowski, Z. Pakiela. Mechanical (triaxial) tests on biological materials and biomaterials. Deliverable Report, 7 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for
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Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; October 2006.
[15] B. Pichler, Ch. Hellmich, S. Scheiner, J. Eberhardsteiner. Check of adequacy of model formulation for cementitious materials according to materials tests. Milestone Report, 5 pages, Integrated Project ’Technology Innovation in Underground Construction’, TUNCONSTRUCT, sponsored by the European Commission; February 2007.
[16] Ch. Hellmich, W. Swieszkowski. Simulation of state-‐of-‐the-‐art organ-‐compound structure with micromechanics-‐based material properties. Deliverable Report, 7 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; April 2007.
[17] Ch. Hellmich, T. Brynk, Ch. Kohlhauser, H.W, Müllner, R. Reihsner, J. Eberhardsteiner, W. Swieszkowski, Z. Pakiela. Mechanical and acoustical testing of FGM-‐biomaterials and bioligical materials. Progress Report, 3 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; April 2007.
[18] Ch. Hellmich, A. Fritsch, H.W. Müllner. Simulation-‐based suggestions for modifications of implant geometry and/or biomaterial composition. Progress Report, 2 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; April 2007.
[19] Ch. Hellmich, Ch. Kohlhauser, A. Malasoma, T. Brynk, W. Swieszkowski, Z. Pakiela, J. Eberhardsteiner, R. Reihsner, H. Müllner. Mechanical and acoustical testing of FGM-‐biomaterials and biological materials. Deliverable Report, 9 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; October 2007.
[20] Ch. Hellmich, A. Fritsch. Simulation-‐based suggestions for modification of implant geometry and/or biomaterial composition: conversion of modified material parameters into composition/porosity. Deliverable Report, 4 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; October 2007.
[21] Ch. Hellmich, J. Eberhardsteiner. Thermochemische Berechnungen zur Temperaturentwicklung in einer Spritzbetonschale auf Basis vorgegebener thermochemischer Materialeigenschaften. Technical Report, 10 pages, Institute for Mechanics of Materials and Structures, Vienna University of Technology, Vienna, Austria; December 2007
[22] B. Pichler, Ch. Hellmich, S, Scheiner, J. Eberhardsteiner. Predictive capabilities of new micromechanics-‐based constitutive models for cementitious materials developed at TUW. Deliverable Report, 20 pages, Integrated Project ’Technology Innovation in Underground Construction’, TUNCONSTRUCT, sponsored by the European Commission; May 2008.
[23] W. Swieszkowski, Ch. Hellmich. Simulation of tissue engineering scaffolds with tissue engineered bone. Deliverable Report, 7 pages, Network of Excellence
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’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; May 2008.
[24] B. Pichler, S. Scheiner, Ch. Hellmich, J. Eberhardsteiner. Material properties of shotcrete as input for BEFE++. Deliverable Report, 25 pages, Integrated Project ’Technology Innovation in Underground Construction’, TUNCONSTRUCT, sponsored by the European Commission; May 2008.
[25] S. Scheiner, Ch. Hellmich. Modeling of corrosion. Deliverable Report, 5 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; October 2008.
[26] Ch. Hellmich. Resume of NRT3-‐1 main achievements in KMM-‐NoE project and outlook to the future research. Deliverable Report, 4 pages, Network of Excellence ’Knowledge-‐based Multicomponent Materials for Durable and Safe Performance – KMM-‐NoE’, sponsored by the European Commission; October 2008.
[27] S. Scheiner and Ch. Hellmich. Entwicklung eines Verfahrens zur Ermittlung lokaler Elastizitätstensoren aus zweidimensionalen Röntgenbildern menschlicher Kiefer. Technical Report, 58 pages. Vienna University of Technology, Institute for Mechanics of Materials and Structures, April 2009.
[28] Ch. Hellmich, A. Fritsch, O. Lahayne, A. Dejaco, M. Pöll, F. Rustichelli, J. Dyson, V. Calbucci, G. Albertini, C. Kober, W. Swieszkowski, J. Jaroszewicz, P. Young, J. Hostens, P. Salmons, C. Müller, V. Komlev. Full risk analysis of BIO-‐CT-‐EXPLOIT project based on crucial checking points. Deliverable Report, 13 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; February 2010.
[29] M. Pöll, N. Etzelstorfer, G. Ostrowski, A. Fritsch, Ch. Hellmich. Project website for internal communication and public outreach. Deliverable Report, 7 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; May 2010.
[30] F. Rustichelli, J. Dyson, V. Calbucci, G. Albertini, F. Pasqualini, Ch. Hellmich, A. Fritsch, C. Kober, P. Young, C. Müller, A. Volf, J. Hostens, E. Bongaers. Data file formats provided by SMEs. Deliverable Report, 11 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; May 2010.
[31] W. Swieszkowski, J. Jaroszewics, T. Brynk, B. Ostrowska, V. Komlev, L. Barinova, Ch. Hellmich, A. Fritsch. Samples of state-‐of-‐the-‐art biomaterials. Deliverable Report, 12 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; May 2010.
[32] Ch. Hellmich, A. Fritsch, A. Dejaco, P. Young, Ch. Müller, A. Volf, J. Hostens, E. Bongaers. Software for translation of CT data into voxel-‐specific micromechanics-‐based elasticity tensors. Deliverable Report, 25 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; November 2010.
[33] C. Kober, K. Kuchta, C. Müller, P. Young, A. Fritsch, Ch. Hellmich. Software for identifying, from object geometry, the spatial fields of principal directions of anisotropic elasticity. Deliverable Report, 22 pages, Project BIO-‐CT-‐EXPLOIT, of
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Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; November 2010.
[34] J. Jaroszewicz, W. Swieszkowski, A. Jaskiewicz, K. Paradowski, T. Lusa, M. Szwed, V. Komlev, J. Hostens, E. Bongaers, A. Fritsch, Ch. Hellmich. Micro and Nano CT scanning of biomaterials. Deliverable Report, 22 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; November 2010.
[35] J. Dyson, V. Calbucci, F. Pasqualini, G. Albertini, F. Fiori, F. Rustichelli, Ch. Müller, P. Young, B. Pauwels, E. Bongaers, A. Fritsch, Ch. Hellmich. Software for clearing CT data from effects of instrumental resolution. Deliverable Report, 21 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; November 2010.
[36] Ch. Hellmich, A. Fritsch, O. Lahayne, A. Dejaco, M. Pöll, F. Rustichelli, J. Dyson, V. Calbucci, G. Albertini, C. Kober, W. Szwieszkowski, J. Jaroszewicz, T. Brynk, P. Young, J. Hostens, P. Salmon, E. Bongaers, Ch. Müeller, A. Volf, V. Komlev. Midterm Report, including risk assessment reports, Deliverable Report, 38 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; January 2011.
[37] B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Sensitivity of unixial compressive strength of cement paste with respect to Young's modulus of clinker. Technical Report for Lafarge Centre des Recherches, 15 pages, Research Study Agreement LCR/TUW Agreement no10LCR241; 2011.
[38] B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Sensitivity of uniaxial compressive strength of concrete with respect to the volume fraction of aggregates. Technical Report for Lafarge Centre des Recherches, 15 pages, Research Study Agreement LCR/TUW Agreement no10LCR241; 2011.
[39] B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Investigation of the influence of composition on the uniaxial compressive strength of cementitious materials, studied by means of an elasto-‐brittle continuum micromechanics model. Technical Report for Lafarge Centre des Recherches, 33 pages, Research Study Agreement LCR/TUW Agreement no10LCR241; 2011.
[40] K. Luczynski, Ch. Hellmich, O. Lahayne, R. Reihsner, W. Swieszkowski, J. Jaroszewicz, T. Brynk, B. Ostrowska. Mechanical characterization of ceramic-‐polymer-‐based/rapid-‐prototyped biomaterials, produced by WUT. Deliverable Report, 21 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; July 2011.
[41] J. Jaroszewicz, W. Swieszkowski, V. Komlev, Ch. Hellmich. Mechanical characterization of ceramic-‐based biomaterials. Deliverable Report, 9 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; July 2011.
[42] J. Dyson, V. Calbucci, G. Albertini, F. Pasqualini, F. Rustichelli, Ch. Hellmich, A. Fritsch, J. Vuong, C. Kober, Ph. Young, V.B. Xuan, Ch. Müller, A. Volf, J. Hostens, E. Bongaers. Data file formats provided by the RTD partners. Deliverable Report, 54 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; July 2011.
[43] C. Kober, V. Komlev, A.N. Gurin, W. Swieszkowski, K. Luczynski, A. Dejaco, A. Fritsch, Ch. Hellmich, J. Dyson. Feasibility study on consideration of anisotropic
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material properties in tissue engineering scaffolds. Deliverable Report, 25 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; July 2011.
[44] J. Dyson, V. Calbucci, F. Pasqualini, G. Albertini, F. Fiori, F. Rustichelli, C. Kober, B. Kellner, A. Fritsch, J. Vuong, K. Luczynski, A. Dejaco, Ch. Hellmich. Manuals/Guidelines, Deliverable Report, 49 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; November 2011.
[45] K. Luczynski, A. Dejaco, R. Blanchard, Ch. Hellmich, J. Dyson, F. Pasqualini, V. Calbucci, C. Kober, W. Swieszkowski, V. Komlev, E. Bongaers, P. Salmons, B. Pauwels, C. Müller, P. Young. Demonstration of functionality of new software. Deliverable Report, 34 pages, Project BIO-‐CT-‐EXPLOIT, of Theme FP7-‐SME-‐2008-‐1, sponsored by the European Commission; November 2011.
[46] B. Pichler, Ch. Hellmich, J. Eberhardsteiner. Reaktionskinetik und Kriecheigenschaften des Spritzbetons, der im Zuge des Vortriebs des Koralmtunnels (Baulos KAT2) verwendet wird, Technical Report, 22 pages, Institute for Mechanics of Materials and Structures, Vienna University of Technology, January 2012.
[47] Ch. Hellmich, R. Blanchard, M. Colloca, B.v. Rietbergen, A. Malandrino. Nano to microscale and micro to macroscale homogenization scheme for bone poroelasticity adapted to vertebral bone. Report, 11 pages, Project My Spine, of Theme ICT-‐2009.5.3, sponsored by the European Commission, February 2012.
[48] D. Lacroix, R. Fabregat, J. Noailly, K. Ito, Ch. Hellmich, M.C. Hobatho, L. Humbert, L. del Rio, A. Lazary. 1st year Periodic Report, 115 pages, Project My Spine, of Theme ICT-‐2009.5.3, sponsored by the European Commission, April 2012.
[49] C. Morin, Ch. Hellmich, R. Blanchard. Nano to microscale and micro to macroscale homogenization schemes for bone strength adapted to vertebra. Report, 17 pages, Project MySpine, of Theme ICT-‐2009.5.3, sponsored by the European Commission, February 2013.
[50] B.v. Rietbergen, M. Colloca, J. Ito, Ch. Hellmich, R. Blanchard. Adaptive vertebral model based on meso-‐scale imaging. Report, 19 pages, Project MySpine, of Theme ICT-‐2009.5.3, sponsored by the European Commission, February 2013.
[51] D. Lacroix, Ch. Hellmich, M.-‐C. Hobatho, L. Humbert, K. Ito, A. Lazary, J. Noailly, J.M. Pozo, L.M. del Rio, G. Rivero. Second Year Periodic Report. Report, 108 pages, Project MySpine, of Theme ICT-‐2009.5.3, sponsored by the European Commission, May 2013.
[52] Ch. Hellmich. Mid-‐Term Activity Report, 7 pages, ERC Grant MICROBONE, sponsored by the Euopean Research Council.
[53] D. Lacroix, Ch. Hellmich, M.-‐C. Hobatho, K. Ito, A. Lazary, J. Noailly, L. del Rio, P. Varga. Intermediate exploitation plan -‐ Update. Report, 26 pages, Project MySpine, of Theme ICT-‐2009.5.3, sponsored by the European Commission, October 2013.
[54] T. Abdalrahman, St. Scheiner, Ch. Hellmich. Feasability study: homogenization scheme for bone permeability. Report, 17 pages, Project MySpine, of Theme ICT-‐2009.5.3, sponsored by the European Commission, October 2013.
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[55] D. Lacroix, Ch. Hellmich, M.-‐C. Hobatho, K. Ito, A. Lazary, J. Noailly, L. del Rio, P. Varga. Intermediate exploitation plan –update. Report, 38 pages, Project MySpine, of Theme ICT-‐2009.5.3, sponsored by the European Commission, March 2014.
Conference and Seminar Lectures: [1] Chemoplasticity for shotcrete at early ages. Fifth International Conference on
Computational Plasticity COMPLAS V, Barcelona, Spain, 17 – 20 March 1997. [2] Elucidation of the soil-‐shotcrete interaction problem governing the NATM,
based on visco and chemoplastic material laws. EURO-‐C 98, Computational modelling of concrete structures, Bad Gastein, Austria, 31 March -‐ 3 April 1998.
[3] Spritzbeton -‐ ein integraler Bestandteil der NÖT. Industry Workshop of the Joint Research Initiative ‘Numerical Simulation in Tunneling’, Graz, Austria, 2 June 1998.
[4] Materialmodellierung von Spritzbeton -‐ Versuche, Materialmodell, 2D Tunnelberechnungen. Colloquium on Research and Development for Cement and Concrete, Vienna, Austria, 10 November 1998.
[5] Development and application of a constitutive law for shotcrete. Hearing at the Austrian National Science Foundations (FWF), Vienna, Austria, 19 January 1999.
[6] Thermochemomechanical couplings for shotcrete: application to NATM-‐tunneling. 13th Conference of the Engineering Mechanics Division of the American Society of Civil Engineering, Baltimore, MA, USA, 13 -‐ 16 June 1999. (invited lecture)
[7] Hybrid method for quantification of stress states in shotcrete tunnel shells: combination of 3D in-‐situ displacement measurements and thermochemoplastic material law. ECCM 99, European Conference on Computational Mechanics, Munich, Germany, 31 August -‐ 3 September 1999. (invited lecture)
[8] Ein hybrides Verfahren in 3D zur Bestimmung des Tragverhaltens von Tunnelschalen aus Spritzbeton. 48th Geomechanics-‐Colloquium 1999, Salzburg, Austria, 7 -‐ 8 October 1999. (invited lecture)
[9] Modelling of shotcrete tunnel shells in squeezing rock. SITU-‐CETU-‐Workshop 1999, Graz, Austria, 9 December 1999.
[10] Creep in shotcrete tunnel shells. 5th IUTAM Symposium on Creep in Structures 2000, Nagoya, Japan, 3 -‐ 7 April 2000. (invited lecture – invitation to H.A. Mang)
[11] Development and application of a constitutive model for shotcrete (1996 – 2000). SITU-‐HLAG Workshop, Vienna, Austria, 19 May 2000.
[12] Hybrid analyses of tunneling in squeezing rock. IASS-‐IACM 2000, Fourth International Colloquium on Computation of Shells and Spatial Structures, Chania, Greece, 4 -‐ 7 June 2000.
[13] Thermochemomechanics of phase transitions in shotcrete. 20th International Congress of Theoretical and Applied Mechanics, ICTAM 2000, Chicago, IL, USA, 27 August -‐ 2 September 2000. (invited poster presentation)
[14] Shotcrete as part of the New Austrian Tunneling Method (NATM): from thermochemomechanical material modelling to structural analysis and safety assessment of tunnels. Seminar of the Engineering and Environmental
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Engineering Mechanics Group of the Department of Civil and Environmental Engineering of the Massachusetts Institute of Technology, Cambridge, MA, USA, 15 September 2000. (invited lecture)
[15] Phase transitions in shotcrete: from material modelling to structural safety assessment. International Conference on Engineering Developments in Shotcrete, Hobart, Tasmania, Australia, 2 -‐ 4 April 2001. (invited lecture)
[16] Computational thermochemomechanics of low-‐sulfat shotcrete in tunneling. First MIT Conference on Computational Fluid and Solid Mechanics, Cambridge, MA, USA, 12 -‐ 14 June 2001.
[17] Review of the hierarchical organization of bone in the framework of micromechanics. 2001 Mechanics and Materials Conference, San Diego, CA, USA, 27 -‐ 29 June 2001. (invited lecture)
[18] Are mineralized tissues open crystal foams reinforced by collagen ? – Energy arguments and micromechanical modeling. Seminar of the Engineering and Environmental Engineering Mechanics Group of the Department of Civil and Environmental Engineering of the Massachusetts Institute of Technology, Cambridge, MA, USA, 24 September 2001. (invited lecture)
[19] Hydroxyapatite is uniformly distributed in the extra-‐collageneous ultrastructure of mineralized tissues. 13th Inter-‐Institute Seminar, Vienna, Austria, 26 -‐ 28 October 2001.
[20] Hydroxyapatite is uniformly distributed in the extra-‐collageneous ultrastructure of mineralized tissues. Fifth International Symposium on Computer Methods in Biomechanical and Biomedical Engineering, Rome, Italy, 31 October -‐ 3 November 2001.
[21] Are mineralized tissues open crystal foams reinforced by collagen? – Some energy arguments. Fifth International Symposium on Computer Methods in Biomechanical and Biomedical Engineering, Rome, Italy, 31 October -‐ 3 November 2001.
[22] Hydroxyapatite is uniformly distributed in the extra-‐collageneous ultrastructure of mineralized tissues. Seminar series of The Forsyth Institute, Boston, MA, USA, 5 December 2001. (invited lecture)
[23] A unified continuum micromechanics approach to the ultrastructural elasticity of mineralized tissues. 15th ASCE Engineering Mechanics Conference, New York, NY, USA, June 2 -‐ 5 2002. (invited lecture)
[24] A continuum micromechanics review of shotcrete elasticity. NSF Workshop on Model-‐Based Simulation of Durability of Materials and Structures, Prague, Czech Republic, July 4 -‐ 6 2002. (invited lecture – invitation to H.A.Mang)
[25] Average hydroxyapatite concentration is uniform in the extra-‐collageneous ultrastructure of mineralized tissues. Fifth World Conference on Computational Mechanics WCCM V, Vienna, Austria, July 7 -‐ 12 2002.
[26] Scale transitions in bone elasticity: a continuum micromechanics approach. Fourth World Congress of Biomechanics WCB 2002, Calgary, Canada, 4 -‐ 9 August 2002.
[27] Scale transitions in bone elasticity: a continuum micromechanics approach. First International Conference on Design and Nature, Udine, Italy, 10 -‐ 12 September 2002.
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[28] How hydroxyapatite and collagen govern the elasticity of bone – evaluation of experiments and micromechanical modeling. Seminar held at Ecole Nationale des Ponts et Chaussées, Marne-‐la-‐Vallée, France, 29 November 2002. (invited lecture)
[29] A unified continuum micromechanics model for scale transitions in bone elasticity. EMBEC’02 – European Medical & Biological Engineering Conference, Vienna, Austria, 4 – 8 December 2002.
[30] Nano-‐to-‐macroscale biomechanics of bones. Seminar held at the Vienna Winter School of Mathematical Foundations of Computational Sciences, Vienna, Austria, 6 February 2003. (invited lecture)
[31] Micromechanics of shotcrete elasticity: Application to NATM-‐tunneling. EURO-‐C 2003 – Computational Modeling of Concrete Structures, St. Johann im Pongau, Austria, 17 – 20 March 2003.
[32] Scale transitions in bone from the sub-‐micron level up to cortical and trabecular bone. Annual Meeting of the Gesellschaft für angewandte Mathematik und Mechanik – GAMM 2003, Abano Terme, Italy, 24 – 28 March 2003. (invited lecture)
[33] Bio-‐chemomechanics of bone remodeling and fracture. Annual Meeting of the Gesellschaft für angewandte Mathematik und Mechanik – GAMM 2003, Abano Terme, Italy, 24 – 28 March 2003. (lecture given for F.-‐J. Ulm)
[34] Scale transitions in bone from the nanometer level up to cortical and trabecular bone. Second MIT Conference on Computational Fluid and Solid Mechanics, Cambridge, MA, USA, 17 – 20 June 2003. (invited lecture)
[35] Evidence for basic elastic phase properties valid for all different cortical and trabecular bones. 16th ASCE Engineering Mechanics Conference, Seattle, WA, USA, 16 -‐ 18 July 2003. (invited lecture)
[36] Explanation of elasticity of cortical and trabecular bone from interaction of tissue-‐independent elementary components. 2003 Annual Meeting of the Austrian, German, and Swiss Societies for Biomedical Technology (Dreiländertagung), Salzburg, Austria, 25 – 27 September 2003.
[37] Nano-‐to-‐macro elasticity of bone – review of experiments and micromechanical modeling. Seminar on recent works in solid and fluid mechanics at the Vienna University of Technology, Vienna, Austria, 21 January 2004.
[38] Material-‐ und Strukturmechanik zwischen Nanometer und Kilometer: aktuelle Aufgaben im Bio-‐ und Bauingenieurwesen. Seminar lecture, Graz University of Technology, Graz, Austria, 30 January 2004. (invited lecture)
[39] Bone ultrastructure – collagen-‐reinforced mineral matrix or interpenetrating network of hydroxyapatite crystals and collagen molecules? 2nd IASTED International Conference on Biomedical Engineering, Innsbruck, Austria, 16 – 18 February 2004.
[40] Nano-‐, Mikro-‐, und Makroelastizität von Knochen. Meeting of GAMM-‐committee on biomechanics, Ulm, Germany, 19 – 20 February 2004.
[41] Bone ultrastructure – collagen-‐reinforced mineral matrix or interpenetrating network of hydroxyapatite crystals and collagen molecules? – answers from continuum micromechanics. 17th ASCE Engineering Mechanics Conference, Newark, Delaware, USA, 13 – 16 June 2004. (invited lecture)
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[42] Micro-‐porodynamics of bone: Prediction of slow, fast, and undrained wave velocities as well as of marrow pressure rises due to impact. 17th ASCE Engineering Mechanics Conference, Newark, Delaware, USA, 13 – 16 June 2004. (invited lecture)
[43] In-‐vivo determination of elastic properties of bone, based on (p)qCT and micromechanical modeling. 16th Bone Densitometry Workshop, Annecy, France, 20 – 24 June 2004.
[44] Bone ultrastructure – mineral foam matrix or interpenetrating network of hydroxyapatite crystals and collagen molecules? 14th European Society of Biomechanics Conference, ’s-‐Hertogenbosch, The Netherlands, 4 – 7 July 2004. (invited lecture)
[45] Homogenization schemes and bounds for elastic microheterogeneous media. invited seminar talk, International Center for Mechanical Sciences, Course on Applied Micromechanics for Porous Media, organized by Luc Dormieux and Franz-‐Josef Ulm, Udine, Italy, 19 – 23 July 2004.
[46] Elasticity of bones: development of a continuum micromechanical model. invited seminar talk, see [45].
[47] Elasticity of bones: validation of a continuum micromechanical model. invited seminar talk, see [45].
[48] Poro-‐microelasticity of bones: fundamentals and clinical applications. invited seminar talk, see [45].
[49] Nano-‐to-‐macro biomechanics of bone. Sixth World Congress on Computational Mechanics WCCM6, Beijing, China, 5 -‐ 10 September 2004. (invited plenary lecture).
[50] In-‐vivo determination of elastic properties of bone, based on (p)qCT and micromechanical modeling. Sixth World Congress on Computational Mechanics WCCM6, Beijing, China, 5 -‐ 10 September 2004.
[51] Bio-‐chemomechanics of bone remodeling and fracture. Sixth World Congress on Computational Mechanics WCCM6, Beijing, China, 5 -‐ 10 September 2004. Lecture given for F.-‐J. Ulm.
[52] Mikro-‐Poromechanik von Knochen: Aktueller Stand und Perspektiven. 1. Wiener Biomaterialsymposium, Vienna, Austria, 4 -‐ 5 November 2004. (invited lecture)
[53] Poro-‐micromechanics of bone: Recent developments and perspectives. First GAMM Seminar on Continuum Biomechanics, Freudenstadt-‐Lauterbad, Germany, 24 -‐ 26 November 2004. (invited lecture)
[54] Universal building blocks in bone: Poro-‐micromechanical developments and structural analyses. Seminar of the Engineering and Environmental Engineering Mechanics Group of the Department of Civil and Environmental Engineering of the Massachusetts Institute of Technology, Cambridge, MA, USA, 29 November 2004. (invited lecture)
[55] Poro-‐micromechanics of bone: Impact loading and wave propagation. Fall Meeting of the Materials Research Society, Boston, MA, USA, 29 November -‐ 2 December 2004.
[56] Nano-‐scale universal building blocks in civil and bioengineering material classes: bone, wood, and concrete. CMMC – Glasgow Open Workshop on Current Challenges in the Integration of Computer Modeling and Micro/Nano
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Characterization of Cementitious Materials, Glasgow, Scotland, UK, 10-‐11 January 2005. (invited keynote lecture).
[57] Nano to macro scale transitions in civil and bioengineering: Recent research at the Institute for Mechanics of Materials and Structures of the Vienna University of Technology. First KMM-‐NoE Information Workshop, Seeheim, Germany, 23-‐25 January 2005.
[58] Universelle Elementarbausteine in Bio-‐ und Baumaterialien: Knochen – Holz – Beton. Seminar Series on Numerical Analysis and Scientific Computing at the Berlin Free University, Berlin, Germany, 25 February 2005. (invited lecture).
[59] Zwischen Nanometer und Meter: Biomechanik von Knochen. Plenary Session of the Austrian Academy of Sciences, Vienna, Austria, 18 March 2005. (invited lecture).
[60] Universal nanoscaled building blocks and their interactions in bone, wood and concrete: recent developments in poro-‐micromechanics, with links to chemistry and biology. Seminar Series of the Department of Civil and Environmental Engineering at the Massachusetts Institute of Technology, Cambridge, MA, USA, 31 March 2005. (invited lecture – SHORTLISTED CANDIDATE FOR FACULTY POSITION).
[61] Contribution to concrete durability: microscopic origin of chloride diffusivity in cement pastes. 15th Inter-‐Institute Seminar, co-‐organized by Budapest/Cracow/Vienna Universities of Technology, Budapest, Hungary, 22 – 23 April 2005.
[62] Anisotropic elasticity and strength of a biological multi-‐composite, wood: a micromechanical investigation. Third Biot Conference on Poromechanics, Norman, Oklahoma, USA, 24 – 27 May 2005.
[63] Predicting anisotropic elasticity and strength of wood from its internal composition: a micromechanical investigation. McMat 2005, Mechanics and Materials Conference, Baton Rouge, Louisiana, USA, 1 – 3 June 2005. (invited lecture)
[64] Darwinian and physiological adaptation revisited: a poro-‐micromechanical approach. McMat 2005, Mechanics and Materials Conference, Baton Rouge, Louisiana, USA, 1 – 3 June 2005. (invited lecture)
[65] Design of FGMs for biological environments. KMM-‐NoE Information Workshop, Freiburg, Germany, 20 – 21 June 2005.
[66] Propagation of interacting microcracks results in tensile strain-‐softening of brittle materials – a combined fracture and micromechanics approach. COMPLAS VIII, 8th International Conference on Computational Plasticity, Barcelona, Spain, 5 – 7 September 2005.
[67] Stable pitting corrosion of stainless steel as diffusion-‐controlled dissolution process with a sharp moving boundary. COMPLAS VIII, 8th International Conference on Computational Plasticity, Barcelona, Spain, 5 – 7 September 2005.
[68] Solid and structural mechanics between nanometer and kilometer: challenges in Civil and Bioengineering. Seminar at Swiss Polytechnic Institute (École Polytechnique Fédérale de Lausanne – EPFL), Lausanne, Switzerland, 20 September 2005 (invited lecture – SHORTLISTED CANDIDATE FOR STRUCTURAL MECHANICS PROFESSORSHIP).
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[69] Theoretical, experimental, and computational biomechanics of bone I: a micromechanical material model for bone. Seminar Lecture Series at the Johann Radon Institute of the Austrian Academy of Sciences, Linz, Austria, 17 October 2005 (invited lecture).
[70] Theoretical, experimental, and computational biomechanics of bone II: poromechanics – towards clinical application: link to radiology and structural analyses. Seminar Lecture Series at the Johann Radon Institute of the Austrian Academy of Sciences, Linz, Austria, 18 October 2005 (invited lecture).
[71] Theoretical, experimental, and computational biomechanics of wood: elasticity and strength. Seminar Lecture Series at the Johann Radon Institute of the Austrian Academy of Sciences, Linz, Austria, 18 October 2005 (invited lecture).
[72] Nanoscaled elementary components and their mechanical interaction in biological and man-‐made composite materials: bone, wood, and concrete. Second International Symposium on Nanotechnology in Construction – NICOM 2, Bilbao, Spain, 13 – 16 November 2005 (invited plenary lecture).
[73] ’Universal’ nanoscaled elementary components and their mechanical interactions in bone, wood, and concrete: recent advances in poro-‐micromechanics. Engineering Mechanics Seminar Series of Karlsruhe University, Karlsruhe, Germany, 23 November 2005 (invited lecture – FINALIST IN COMPETITION FOR FULL PROFESSORSHIP IN ENGINEERING MECHANICS).
[74] Nano-‐to-‐macro poro-‐mechanics of biological materials: bone and wood. Technical Mechanics Seminar Series of Linz University, Linz, Austria, 6 December 2005 (invited lecture).
[75] Material modeling of new cementitious materials. TUNCONSTRUCT Workshop on Numerical Modeling, Palma de Mallorca, Spain, 11 January 2006.
[76] Bone (re)modeling: poromicromechanical aspects. Annual Meeting of the Gesellschaft für angewandte Mathematik und Mechanik – GAMM 2006, Berlin, Germany, 27 – 31 March 2006. (invited lecture)
[77] Steinschlag auf schotterüberdeckte Erdölpipelines: angewandte Baudynamik in Theorie, Experiment und Strukturberechnung. Civil Engineering Mechanics Seminar Series of Vienna University of Technology, Vienna, Austria, 20 April 2006 (invited lecture – FINALIST IN COMPETITION FOR FULL PROFESSORSHIP IN CIVIL ENGINEERING MECHANICS AND DYNAMICS).
[78] ’Universal’ nanoscaled building blocks and their interactions in bone, wood, and concrete: Recent developments in poro-‐micromechanics, with links to chemistry and biology. Seminar series of the Swiss Federal Laboratories for Materials Testing and Research (EMPA), Dübendorf, Switzerland, 2 May 2006 (invited lecture).
[79] Computational micromechanics of biological materials: bone and wood. III European Conference on Computational Mechanics (ECCM 2006), Lisbon, Portugal, 5 – 8 June 2006 (invited keynote lecture).
[80] Porous polycrystals: microelastic representation based on solid spheres, plates, or needles. III European Conference on Computational Mechanics (ECCM 2006), Lisbon, Portugal, 5 – 8 June 2006 (invited lecture).
[81] A combined fracture-‐micromechanics model for tensile strain softening in brittle materials, based on propagation of interacting microcracks. III European
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Conference on Computational Mechanics (ECCM 2006), Lisbon, Portugal, 5 – 8 June 2006 (invited lecture).
[82] Tailoring FGMs for biological environments. Status report and future directions. WPR3 KMM-‐NoE Research Integration Workshop, Bratislava, Slovakia, 22 – 23 June 2006.
[83] Tissue-‐independent elementary constituents and their ’universal’ interaction patterns in bone materials: recent developments in poro-‐micromechanics, with interfaces to chemistry and biology. Seminar Lecture at the Electroengineering Faculty, Graz University of Technology, Graz, Austria, 28 June 2006 (invited lecture – FINALIST IN COMPETITION FOR FULL PROFESSORSHIP IN BIOMECHANICS).
[84] Universal morphological patterns in wood: micromechanics-‐based prediction of anisotropic strength from composition and microstructure. 5th World Congress of Biomechanics WCB 2006, Munich, Germany, 29 July – 4 August 2006.
[85] Universal morphological patterns in bone: micromechanics-‐based prediction of anisotropic material behavior. 5th World Congress of Biomechanics WCB 2006, Munich, Germany, 29 July – 4 August 2006. (invited lecture).
[86] Universal morphological patterns in bone: micromechanics-‐based prediction of anisotropic material behavior. 43rd Annual Meeting of the Society of Engineering Science (SES), State College, PA, USA, August 13-‐16 2006. (invited lecture).
[87] Poro-‐micromechanics of biological materials: from nano-‐sized crystals to functionally graded organs. 2nd CISM-‐KMM summer school on Advanced Materials, Udine, Italy, September 18-‐21, 2006.
[88] Tailoring functionally graded materials for biological environments. Status report and future research directions. KMM-‐NoE Integration Conference, Metz, France, October 25-‐26, 2006.
[89] Load-‐carrying mechanisms in wood at different observation scales: a combined random-‐periodic multistep homogenization scheme. 2nd GAMM Seminar on Continuum Biomechanics, Freudenstadt-‐Lauterbad, Germany, November 22 – 24, 2006.
[90] Universal microstructural patterns in bone: micromechanics-‐based prediction of anisotropic material behavior. 2006 MRS Fall Meeting of the Materials Research Society, Boston, MA, USA November 27 – December 1, 2006.
[91] Load carrying mechanisms in wood at different observation scales. 2006 MRS Fall Meeting of the Materials Research Society, Boston, MA, USA November 27 – December 1, 2006.
[92] Experimental and theoretical micromechanics of natural, man-‐made, and tissue-‐engineered bone materials. KMM-‐VIN Workshop on Tissue Engineering, Venice, Italy, January 22/23, 2007.
[93] Poromikromechanik von Knochen – Ingenieurwissenschaften für patientenspezifische Anwendungen. Innovationen für die Medizintechnik – Information worhshop of the Technology Transfer Department of Vienna University of Technology, Vienna, Austria, April 18, 2007. (invited lecture)
[94] ’Universal’ microstructural patterns in cortical and trabecular, extracellular and extravacular bone materials: anisotropic multiscale elasticity theory. Second International Conference on Computational Methods for Coupled Problems in Science and Engineering, Ibiza, Spain, May 21 – 23, 2007. (invited lecture)
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[95] Solid-‐type and plate-‐type microstructural deformation patterns in wood elasticity quantified through a combined random/periodic theory. 18th Engineering Mechanics Division Conference of the American Society of Civil Engineering, Blacksburg, VA, USA, June 3 – 6, 2007. (invited lecture)
[96] Universal microstructural patterns in bone: micromechanics-‐based quantification of resulting anisotropic elastic properties across different length scales. 18th Engineering Mechanics Division Conference of the American Society of Civil Engineering, Blacksburg, VA, USA, June 3 – 6, 2007. (invited lecture)
[97] Tailoring functionally graded materials for biological environments. Status report and future research directions. 4th WPR3 Research Integration Workshop, Knowledgebased Multicomponent Materials for Durable and Safe Performance, Warsaw, Poland, June 25, 2007.
[98] ’Universal’ microstructural patterns in cortical and trabecular, extracellular, and extravascular bone materials, quantified through multiscale continuum microelasticity. ECCOMAS Thematic Conference on Modeling of Heterogeneous Materials with Applications in Construction and Biomedical Engineering – MHM 2007, Prague, Czech Republic, June 25 – 27, 2007.
[99] Universal microstructural patterns in bone: continuum micro-‐mechanics-‐based prediction of anisotropic material behavior. 6th International Congress on Industrial and Applied Mathematic – ICIAM 6, Zurich, Switzerland, July 16 – 20, 2007.
[100] ’Universal’ microstructural patterns in cortical and trabecular, extracellular and extravascular bone materials: Micromechanics-‐based prediction of anisotropic elasticity. COMPLAS IX, 9th International Conference on Computational Plasticity, Barcelona, Spain, 5 – 7 September 2007. (invited lecture)
[101] Continuum microviscoelasticity of cementitious materials: upscaling technique and first experimental validation. COMPLAS IX, 9th International Conference on Computational Plasticity, Barcelona, Spain, 5 – 7 September 2007. (invited lecture)
[102] Modeling stable pitting corrosion of stainless steel as diffusion-‐controlled dissolution process with a sharp moving boundary. EUROMAT 2007 – European Congress on Advanced Materials and Processes, Nuremberg, Germany, 10 – 13 September 2007.
[103] Experimental and theoretical poro-‐micromechanics of natural, man-‐made, and tissue-‐engineered bone materials. EUROMAT 2007 – European Congress on Advanced Materials and Processes, Nuremberg, Germany, 10 – 13 September 2007. (invited lecture)
[104] Upscaling creep and strength properties of cementitious materials: Theory and first experimental validation. EUROMECH Colloquium 489: Modeling Multiphase Materials, Gothenburg, Sweden, 19 – 21 September 2007. (invited lecture)
[105] Tailoring FGMs for biological environments. Status report and future directions. 2nd KMM-‐NoE Integration Conference, Vienna, Austria, 24 – 25 October 2007.
[106] Universal microstructural patterns in wood and bone: Micromechanical prediction of mechanical properties from chemical composition and
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hierarchical microstructure. Workshop on Chemotaxis and Biomechanics@ Radon Institute of the Austrian Academy of Sciences, Linz, Austria, 10 – 14 December 2007. (invited lecture)
[107] Baumechanik zwischen Nanometer und Kilometer – aktuelle Herausforderungen und multidisziplinäre Anwendungen. Seminar at the Munich University of the Armed Forces, Neubiberg, Germany, 14 January 2008. (invited lecture)
[108] Cross-‐fertilizing civil and bioengineering: Multiscale mechanics of bone and concrete, with interfaces to multiple disciplines. ECCOMAS Multidisciplinary Jubilee Symposium, Vienna, Austria, 18 – 20 February 2008. (lecture given for substitution of invited lecture of Prof. Nenad Bicanic)
[109] Vertical impact of single rocks onto gravel. European Geosciences Union EGU 2008 Meeting, Vienna, Austria, 14 – 18 April 2008. (invited lecture – invitation to Dr. Bernhard Pichler)
[110] Angewandte Mechanik zwischen Nanometer und Kilometer: aktuelle Herausforderungen und multidsiziplinäre Anwendungen. Seminar at Innsbruck University, Austria, 9 May 2008. (invited lecture – FINALIST IN COMPETITION FOR FULL PROFESSORSHIP IN ENGINEERING MECHANICS).
[111] An experimentally validated micromechanical model for elasticity and strength of hydroxyapatite biomaterials. Inaugural Conference of the Engineering Mechanics Institute, Minneapolis, MN, USA, 18 – 21 May 2008. (invited lecture)
[112] Micromechanics-‐based conversion of computer tomographic data into anisotropic elasticity tensors, applied to Finite Element simulations of a human mandible. Inaugural Conference of the Engineering Mechanics Institute, Minneapolis, MN, USA, 18 – 21 May 2008. (invited lecture)
[113] Compressive strength evolution in early-‐age Portland cement paste, predicted by a micromechanical model. Concrete Modeling – CONMOD ’08, Delft, The Netherlands, 26 – 28 May 2008.
[114] Continuum microviscoelasticity of cementitius materials: upscaling technique and first experimental validation. Concrete Modeling – CONMOD ’08, Delft, The Netherlands, 26 – 28 May 2008.
[115] Tailoring FGMs for biological environments. Status report and future directions. KMM-‐NoE Integration Workshop, San Sebastian, Spain, 16 – 18 June 2008.
[116] Multiscale micromechanics of bone materials and structures: fundamentals and advanced exploitation of Computer Tomographic data. Seminar at Leibniz Institute for New Materials, Saarbrücken, Germany, June 24, 2008. (invited lecture)
[117] Multiscale microelasticity of tissue engineering scaffolds with tissue-‐engineered bone: a continuum micromechanics approach. World Congress on Computational Mechanics WCCM VIII, Venice, Italy, June 30 -‐ July 4, 2008. (invited lecture)
[118] Micromechanics-‐Based Conversion of Computer Tomographic (CT) Data into Anisotropic Elasticity Tensors, applied to Finite Element (FE) Simulations of a
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Human Mandible, 16th Congress of the European Society of Biomechanics, Lucerne, Switzerland, July 6 -‐ 9, 2008.
[119] An experimentally validated micromechanical model for elasticity and strength of hydroxyapatite biomaterials, 16th Congress of the European Society of Biomechanics, Lucerne, Switzerland, July 6 -‐ 9, 2008.
[120] Ingenieurmechanische Analyse universeller Bausteine und Baupläne in Knochen, Fachtagung Bionik -‐ an der Schnittstelle zwischen Biologie und Technik, Vienna, Austria, September 24 -‐ 25, 2008. (invited lecture)
[121] Tailoring FGMs for biological environments -‐ resumé. 3rd KMM-‐NoE Integration Conference, Vienna, Austria, 16 October 2008.
[122] Multiscale micromechanics of bone materials and structures: Fundamentals and advanced exploitation of Computer Tomograpic data. Ansys Conference and 26th CADFEM User’s Meeting, Darmstadt, Germany, 22 -‐ 24 October 2008. (invited keynote lecture).
[123] Ingenieurmechanische Analyse universeller Bausteine und Baupläne in biologischen und biomimetischen Materialien. First TU Bionik Workshop, Vienna, Austria, 30 October 2008.
[124] Multiscale micromechanics of bone materials and structures: fundamentals and advanced exploitation of computer tomographic data. Taiwan Austria Joint Workshop on Computational Mechanics of Materials and Structures, Taipei, Taiwan, 15 -‐ 17 November 2008.
[125] How nature builds sustaining structures: multiscale mechanics of bone. Eleventh East Asia-‐Pacific Conference on Structural Engineering & Construction – EASEC-‐11), Taipei, Taiwan, 19 -‐ 21 November 2008.
[126] In memoriam of Prof. Sidney Lees (1917-‐2007) – a pioneer at the crossroads of physics and engineering, 2008 MRS Fall Meeting, Boston, MA, USA, 1 -‐ 5 December 2008.
[127] Micromechanics-‐Based Conversion of Computer Tomographic (CT) Data into Anisotropic Elasticity Tensors, applied to Finite Element (FE) Simulations of a Human Mandible, 2008 MRS Fall Meeting, Boston, MA, USA, 1 -‐ 5 December 2008.
[128] An experimentally validated micromechanical model for elasticity and strength of hydroxyapatite biomaterials, 2008 MRS Fall Meeting, Boston, MA, USA, 1 -‐ 5 December 2008.
[129] Pipeline security enhancement: contributions of theoretical and applied mechanics, Second Annual Oil and Gas Pipeline Maintenance and Reliability 2009, Vienna, Austria, 11 – 12 February 2009. (invited lecture).
[130] Angewandte Mechanik zwischen Nanometer und Kilometer: aktuelle Herausforderungen und multidsiziplinäre Anwendungen. Seminar at Leoben University, Austria, 4 March 2009. (invited lecture).
[131] Recent advances in multiscale mechanics, with applications ranging from tunnel engineering to regenerative medicine. Seminar at Zurich Federal Institute of Technology (ETH Zürich), Switzerland, 10 March 2009. (invited lecture).
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[132] Recent advances in multiscale mechanics, with applications ranging from tunnel engineering to regenerative medicine. Seminar at University of Bath, Bath, UK, 19 March 2009. (invited lecture).
[133] Ingenieurmechanische Analyse universeller Bausteine und Baupläne in Knochen, Nanocamp von Generation-‐Innovation, Tullnerbach, Austria, 23 May 2009. (invited lecture)
[134] Multiscale Mechanics of Concrete: News on the creep and strength challenges, Third International Symposium on Nanotechnology in Construction – NICOM 3, Prague, Czech Republic, May 31 – June 2, 2009. (invited keynote lecture)
[135] Elasticity and Strength of Hydroxyapatite Biomaterials: a Micromechanical Approach, Fourth Biot Conference on Poroemechanics, New York, NY, USA, June 8 – 10, 2009. (invited lecture)
[136] 2013: 50th anniversary of Karl von Terzaghi’s death: the Vienna Perspective, Fourth Biot Conference on Poromechanics, New York, NY, USA, June 8 – 10, 2009. (invited (dinner) lecture)
[137] Ductile Sliding between Mineral Crystals Followed by Rupture of Collagen Cross Links: Experimentally Supported Micromechanical Explanation of Bone Strength. The 2009 Joint ASCE-‐ASME-‐SES Conference on Mechanics and Materials, Blacksburg, VA, USA, June 24 – 27, 2009. (invited lecture)
[138] Micromechanics of Bone Tissue-‐Engineering Scaffolds Based on Resolution Error-‐Cleared Computer Tomography. The 2009 Joint ASCE-‐ASME-‐SES Conference on Mechanics and Materials, Blacksburg, VA, USA, June 24 – 27, 2009. (invited lecture)
[139] Microviscoelasticity for aging basic creep of concrete: mathematical modeling – experimental validation – application of shotcrete tunnels. EUROMAT 2009 – European Congress and Exhibition on Advanced Materials and Processes, Glasgow, UK, September 7 – 10, 2009.
[140] Mechanical behavior of hydroxyapatite biomaterials: an experimentally validated micromechanical model for elasticity and strength. EUROMAT 2009 – European Congress and Exhibition on Advanced Materials and Processes, Glasgow, UK, September 7 – 10, 2009.
[141] Multiscale elasticity of tissue engineering scaffolds with tissue-‐engineering bone: a continuum micromechanics approach. EUROMAT 2009 – European Congress and Exhibition on Advanced Materials and Processes, Glasgow, UK, September 7 – 10, 2009.
[142] A concept for realization of individual trajectories of anisotropic elasticity of bony organs. EUROMAT 2009 – European Congress and Exhibition on Advanced Materials and Processes, Glasgow, UK, September 7 – 10, 2009.
[143] Micromechanics of civil and bioengineering materials: current challenges in bone and concrete. Seminar at Glasgow University, Glasgow, UK, September 8, 2009. (invited lecture)
[144] Continuum Microviscoelasticity of Cementitious Materials: Upscaling Technique, Experimental Validation, and Application to Structural Tunnel Simulations. Second International Conference on Computational Methods in
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Tunneling – EUROTUN 2009, Bochum, Germany, September 9 – 11, 2009. (invited lecture)
[145] Multiscale strength of bone and bone replacement materials: an experimentally validated micromechanics explanation. Seminar at Duisburg-‐Essen University, Essen, Germany, September 10, 2009. (invited lecture)
[146] Random homogenization of micro-‐heterogeneous materials: fundamentals of continuum micromechanics. Seminar at Graz University of Technology, Graz, Austria, September 25, 2009. (invited lecture)
[147] Material models for concrete and bone: development, experimental validation, and application. Seminar at Graz University of Technology, Graz, Austria, September 25, 2009. (invited lecture)
[148] Multiscale Mechanics in Civil and Bio-‐Engineering: Concrete and Bone. Seminar at Weimar Bauhaus University, Weimar, Germany, November 18, 2009. (invited lecture)
[149] Multiscale Strength of Bone and Bone Replacement Materials: An Experimentally Supported Micromechanical Explanation. ANSYS Conference and 27th CADFEM Users’ Meeting, Leipzig, Germany, November 18 – 20, 2009.
[150] Mechanik – Statik – Dynamik zwischen Kilometer und Nanometer: Grundlagen und trans-‐disziplinäre Anwendungen. Seminar at Dortmund University of Technology, Dortmund, Germany, January 28, 2010. (invited lecture)
[151] Recent advances in understanding creep, strength, and corrosion of construction materials, and beyond this material range. Seminar at Swiss Federal Institute Zurich (ETH Zürich), Zurich, Switzerland, March 3, 2010. (invited lecture)
[152] Multiscale micromechanics of bone: recent breakthroughs and enhanced exploitation of Computer Tomographic data. Seminar at Vienna University of Medicine, Vienna, Austria, March 5, 2010. (invited lecture)
[153] Micromechanics of bone strength: influence of layered water between mineral crystals. 81st Annual Meeting of the Gesellschaft für angewandte Mathematik und Mechanik, Karlsruhe, Germany, March 22 – 26, 2010.
[154] Monitoring of creeping tunnel shells – influence of shotcrete characteristics. Third Euro-‐Mediterranean Symposium on Advances in Geomaterials and Structures – AGS10, Djerba, Tunesia, May 10 – 12 , 2010. (invited lecture)
[155] Microviscoelasticity of cementitious materials: application to structural simulations of NATM tunnel shells. Concrete Modelling CONMOD 2010, Lausanne, Switzerland, June 22 – 25, 2010.
[156] Multiscale strength of bone and bone replacement materials: an experimentally supported micromechanical explanation. 17th Congress of the European Society of Biomechanics, Edinburgh, UK, July 5 – 8, 2010.
[157] Experimental poromechanics of trabecular bone strength: role of Terzaghi’s effective stress. Third Conference of the Engineering Mechanics Institute EMI2010, Los Angeles, CA, USA, August 8 – 11, 2010.
[158] Upscaling strength in civil and bioengineering materials: recent advances in elasto-‐brittle and elastoplastic micromechanics. Third Conference of the Engineering Mechanics Institute EMI2010, Los Angeles, CA, USA, August 8 – 11, 2010. (invited plenary lecture)
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[159] From lignin to spruce: poromechanical upscaling of wood strength. Third Conference of the Engineering Mechanics Institute EMI2010, Los Angeles, CA, USA, August 8 – 11, 2010.
[160] Experimental poromechanics of trabecular bone strength: role of Terzaghi’s effective stress and of tissue-‐level stress fluctuations. 4. Wiener Biomaterialsymposium, Vienna, Austria, November 15 – 17, 2010.
[161] Materialien zwischen Natur und Technik: Beiträge der Ingenieurmechanik. 8. TU Forum, Vienna, Austria, November 18, 2010. (invited lecture)
[162] From lignin to spruce: Poromechanical upscaling of wood strength. 2010 MRS fall meeting, Boston, MA, USA, November 29 – December 3, 2010.
[163] Multiscale mechanics of porous ceramic biomaterials. 2010 MRS fall meeting, Boston, MA, USA, November 29 – December 3, 2010.
[164] Neues aus der Festigkeitslehre: experimentell validierte numerische Mechanik zwischen Nano-‐ und Makroskala. Seminar at Vienna University of Technology, Vienna, Austria, December 10, 2010. (invited lecture)
[165] Porosity-‐dependent elasticity and strength of ceramic bone biomaterials: micromechanics-‐based assessment of power functions. The Eighth IASTED International Conference on Biomedical Engineering – BioMed 2011, Innsbruck, Austria, February 16 – 18, 2011.
[166] Von der Natur lernen: Angewandte Werkstoffmechanik biologischer Strukturen. innovmat – Workshop of the Austrian Chamber of Commerce, Vienna, Austria, April 5, 2011. (invited lecture)
[167] Software for translation of CT data into voxel-‐specific, micromechanics-‐derived elasticity tensors. Skyscan User Meeting, Leuven, Belgium, April 13 – 15, 2011.
[168] Poro-‐micromechanics of hydroxyapatite scaffolds for bone tissue engineering. IUTAM Symposium Mechanics and Physics of Porous Solids – a tribute to Pr. Olivier Coussy, Marne-‐la-‐Vallée, France, April 18 – 20, 2011. (invited lecture)
[169] Multiscale mechanics of bone: elasticity, viscoelasticity, and strength – and the link to bone fibrillogenesis and mineralization. Workshop “Microscale Modeling in Biomechanics and Mechanobiology”, Ericeira, Portugal, May 30 – June 1, 2011. (invited lecture)
[170] Role of water in cell walls of softwood: poroelasticity and strength. Fourth Conference of the Engineering Mechanics Institute EMI 2011, Boston, MA, USA, June 2-‐4, 2011.
[171] Role of intercrystalline water in the strength and creep of bone: a multiscale micromechanics approach. Fourth Conference of the Engineering Mechanics Institute EMI 2011, Boston, MA, USA, June 2-‐4, 2011.
[172] Multiscale mechanics of bone: elasticity, viscoelasticity, and strength – and the link to bone fibrillogenesis and mineralization. European Concress on Theoretical and Mathematical Biology ECTMB 2011, Cracow, Poland, June 28-‐July 2, 2011. (invited keynote lecture)
[173] A continuum micromechanics approach for upscalling quasi-‐brittle strength of cement paste and mortar. XI. International Conference on Computational
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Plasticity – Fundamentals and Applications COMPLAS XI, Barcelona, Spain, September 7-‐9, 2011.
[174] Bone fibrillogenesis and mineralization: implications for tissue elasticity. EUROMAT 2011 – Europeam Congress and Exhibition on Advanced Materials and Processes, Montpellier, France, September 12-‐15, 2011.
[175] Upscalling strength and creep of cement paste and concrete. EUROMAT 2011 – European Congress and Exhibition on Advanced Materials and Processes, Montepellier, France, September 12-‐15, 2011.
[176] Mathematical modeling of biomedical and biological materials, with special emphasis on orthopaedics and dentistry: from mechanics to biology. Workshop of COST action MP1005 From nano to macro biomaterials (design, processing, characterization, modeling) and applications to stem cells regenerative orthopedic and dental medicine (NAMABIO), Sirolo, Italy, October 6-‐7, 2011.
[177] Micromechanical exploitation of biological CT Data – BIO-‐CT-‐EXPLOIT: fundamentals and application to mandibles. Ansys Conference & 29. CADFEM Users’ Meeting 2011, Stuttgart, Germany, October 19-‐21, 2011.
[178] BIO-‐CT EXPLOIT: CT-‐based bone biomechanics. Ansys Conference & 29. CADFEM Users’ Meeting 2011, Stuttgart, Germany, October 19-‐21, 2011.
[179] The BIO-‐CT-‐EXPLOIT project. Simpleware Users Meeting, Bristol, UK, November 9, 2011.
[180] Micromechanics-‐derived scaling relations for poroelasticity and strength of brittle porous polycrystals. Simpleware Users Meeting, Bristol, UK, November 9, 2011.
[181] Software for reconstruction of anisotropic trajectories of elasticity for bony organs based on kind of inner skeleton. Simpleware Users Meeting, Bristol, UK, November 9, 2011.
[182] Bone fibrillogenesis and mineralization: experiment-‐driven mathematical modeling as support of biomaterials design and tissue engineering. 2011 MRS Fall Meeting, Boston, MA, USA, November 28 – December 2, 2011. (invited lecture)
[183] Layered water in crystal interfaces as source for bone viscoelasticity: arguments from a multiscale approach. Ninth IASTED International Conference on Biomedical Engineering -‐ BioMed 2012, Innsbruck, Austria, February 15-‐17, 2012.
[184] Bone structure and strength: an integrative physico-‐chemo-‐mechanical approach with links to biology and medicine. Matheon-‐Workshop „Computational Biomechanics“, Berlin, Germany, February 27-‐28, 2012. (invited lecture)
[185] Bone structure and strength: an integrative physico-‐chemo-‐mechanical approach with links to biology and medicine. Fifth Winter Colloquium „Mechanics and Advanced Materials“, LaClusaz, France, February 26 – March 4, 2012. (invited lecture)
[186] Mathematical modeling in orthopaedics and dentistry: mechanics – physics – chemistry – biology. Spring School of COST Action MP 1005 NAMABIO, Ancona/Portonovo, Italy, March 20 – 22, 2012.
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[187] Quasi-‐brittle strength evolution of hydrating cementitious materials revisited in the framework of gel-‐space ratio: experiments and continuum micromechanics predictions. The Second International Conference on Microstructure-‐Related Durability of Cementitious Composites, Amsterdam, The Netherlands, April 11-‐13, 2012.
[188] Symbiosis of Engineering and Life Sciences: recent developments in multiscale, multidisciplinary research on bone and concrete. ICCES 12 – International Conference on Computational and Experimental Engineering and Sciences, Chania, Crete, Greece, April 30 – May 4, 2012. (invited Keynote lecture)
[189] Micromechanics-‐derived scaling relations for poroelasticity and strength of brittle porous polycrystals. 2012 Joint Conference of the Engineering Mechanics Institute and the 11th ASCE Joint Specialty Conference on Probabilitstic Mechanics and Structural Reliability EMI/PMC 2012, Notre Dame, IN, USA, June 17-‐20, 2012.
[190] Structure and elasticity of hydrating collagen – a multiscale approach. 2012 Joint Conference of the Engineering Mechanics Institute and the 11th ASCE Joint Specialty Conference on Probabilitstic Mechanics and Structural Reliability EMI/PMC 2012, Notre Dame, IN, USA, June 17-‐20, 2012.
[191] CT-‐based multiscale elasticity of hydroxyapatite granules for regenerative medicine. Congress of the European Society of Biomechanics – ESB 2012, Lisbon, Portugal, July 1-‐4, 2012. (poster presentation)
[192] Bone structure and strength: an integrative physico-‐chemo-‐mechanical approach with links to biology and medicine. 8th European Solid Mechanics Conference , Graz, Austria, July 9-‐13, 2012. (invited Keynote lecture)
[193] Multiscale biomechanics and mechanobiology for bone and bone tissue engineering. 3rd TERMIS World Congress 2012 “Tissue Engineering and Regeneration Medicine”, Vienna, Austria, September 5-‐8, 2012 (invited Keynote lecture)
[194] Poro-‐micromechanics of hydroxyapatite biomaterials for bone tissue engineering. ECCOMAS 2012 – European Congress on Computational Methods in Applied Sciences and Engineering, Vienna, Austria, September 10-‐14, 2012.
[195] Modeling ground-‐shell contact forces in NATM tunneling, based on 3D displacement measurements. Second International Symposium on Constitutive Modeling in Geomaterials: Advances and New Applications, Beijing, China, October 15-‐16, 2012. (invited lecture)
[196] Multiscale continuum mechanics of cementitious materials: creep and strength. International US-‐Poland Workshop on Multiscale Computational Modeling of Cementitous Materials, Cracow, Poland, October 18/19, 2012. (invited Keynote lecture)
[197] Multiscale material mechanics – pervading ten orders of magnitude, from civil engineering to life sciences. A Day of Science, Young Academy of the Austrian Academy of Science, November 17, 2012 (invited lecture)
[198] Neues aus der Festigkeitslehre: Nano-‐Mikro-‐Makromechanik im Bauingenieurwesen und darüber hinaus. Inaugural Lecture at the Vienna University of Technology, Vienna, November 22, 2012.
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[199] Mathematical modeling in orthopaedics and dentistry: “Multiscale” mechanics – physics – biology. Oral Biology Seminar at Zürich University, Zürich, Switzerland, November 26, 2012. (invited lecture)
[200] Vertical impact of single rocks onto gravel layers – protection of oil pipelines. Workshop on Dynamic Rockfall Impacts, Swiss Federal Office for the Environment, Bern, Switzerland, November 28, 2012. (invited lecture)
[201] “Universal” patterns pervading bone materials at multiple scales: structure-‐composite-‐mechanics. First International Workshop with the SCOPES project “Computational modeling of blood flow in the tumor vasculature”, Kragujevac, Serbia, January 25/26, 2013. (invited lecture)
[202] Engineering science and mechanics as key to the mathematical identification of “universal” patterns pervading tissues, and beyond. Seminar at University of Southern California, Los Angeles, CA, USA, February 25, 2013. (invited lecture)
[203] Engineering science and mechanics as key to the mathematical identification of “universal” patterns pervading tissues, and beyond. Seminar at California Institute of Technology, Pasadena, CA, USA, February 26, 2013. (invited lecture)
[204] Structure and elasticity of hydrating collagen – a multiscale approach. Advances in Computational Mechanics, A Conference Celebrating the 70th Birthday of Thomas J.R. Hughes, San Diego, CA, USA, February 24-‐27, 2013.
[205] “Universal” patterns in hierarchical organization and chemical composition of bone (and other collogeneous) tissues – a unifying multiscale bio-‐chemo-‐mechanical, theory and experiment-‐based approach. Annual Meeting of the German Society of Biomechanics, Ulm, Germany, May 15-‐17, 2013. (invited Keynote lecture)
[206] “Universal” patterns pervading bone materials at multiple scales: structure – composition – mechanics. International Conference on Computational and Experimental Engineering and Sciences – ICCES 2013, Seattle, WA, USA, May 24-‐28, 2013. (invited Keynote lecture)
[207] From viscous behavior of liquid crystal-‐filled interfaces to creep of biomaterials: a multi-‐scale approach. EMI 2013 Eingineering Mechanics Institute Conference, Evanston, IL, USA, August 4-‐7, 2013.
[208] Mineralizing bone tissue evolution results from fluid-‐to-‐solid phase transition in closed thermodynamic systems. EMI 2013 Eingineering Mechanics Institute Conference, Evanston, IL, USA, August 4-‐7, 2013.
[209] Mineralizing bone tissue evolution results from fluid-‐to-‐solid phase transition in closed thermodynamic systems. 19th Congress of the European Society of Biomechanics – ESB 2013, Patras, Greece, August 25-‐27, 2013.
[210] Structure and elasticity of hydrating collagen. 5th International Conference on Computational Bioengineering – ICCB2013, September 11-‐13, 2013.
[211] ”Universal” patterns pervading bones at multiple scales: structure – composition – mechanics – systems biology. PhD training course of the European Clacified Tissue Society – ECTS, Hamburg, Germany, September 15-‐18, 2013 (invited lecture).
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[212] “Universal” patterns pervading bones at multiple scales: structure – composition – mechanics. Seminar at the Eindhoven Multiscale Institute, Eindhoven, The Netherlands, September 19, 2013 (invited lecture).
[213] Multiscale strength and creep of hydrating cement paste/mortar/shotcretes: the counteracting effects of capillary porosity and unhydrated clinker grain reinforcements – and their impact on shotcrete tunnel engineering. CONCREEP9@MIT -‐ International Conference on Creep, Shrinkage, and Durability Mechanics of Concrete, Cambridge, MA, USA, September 22-‐25, 2013 (invited plenary lecture).
[214] ”Universal” patterns pervading bone materials at multiple scales: structure – composition – mechanics – systems biology, and biomaterials. Joint Workshop COST Actions MP1005 MP0903 on Nanoalloys and Biomaterials in Biomedicine and Stem Cell Research, St. Margherita Ligure, Italy, October 7-‐8, 2013 (invited lecture).
[215] Engineering science and mechanics as key to the mathematical identification of “universal” pattern pervading mineralized tissues (and ceramic biomaterials). BIOBONE Workshop, Lyon, France, November 6-‐7, 2013 (invited lecture).
[216] “Universal” patterns in bone and beyond: the engineering science perspective. Seminar at Ecole des Mines St. Etienne, France, November 8, 2013 (invited lecture).
[217] From viscous behavior of liquid crystal-‐filled interfaces to creep of bio and geomaterials: a multiscale approach. 2013 MRS Fall Meeting, Boston, MA, USA, December 1-‐6, 2013.
[218] Mineralizing bone tissue evolution results from fluid-‐to-‐solid phase transformation in closed thermodynamic systems. 2013 MRS Fall Meeting, Boston, MA, USA, December 1-‐6, 2013.
[219] Towards structural design and safety assessment of ceramic biomaterials: Multiscale poro-‐elasticity and inelasticity of hierarchical (double-‐porous) hydroxyapatite polycrystals. 2013 MRS Fall Meeting, Boston, MA, USA, December 1-‐6, 2013 (invited lecture).
[220] “Universal“ patterns in bone composition, microstructure, and mechanics. 5th Asia-‐Pacific Congress on Computional Mechanics APCOM 2013, Singapore, December 11-‐14, 2013.
[221] Engineering Science and Mechanics as Key to the Mathematical Identification of "Universal" Patterns Pervading Mineralized Biological Tissues, and Beyond 143rd Annual Meeting and Exhibition of the Minerals, Metals, and Mateirals Soceiety – TMS 2014, San Diego, CA, USA, February 16-‐20, 2014. (invited keynote lecture)
[222] “Universal” patterns in bone and beyond – towards a computational structural biology supporting biomechanics, orthopaedy, and tissue engineering. Meeting of the Austrian Cluster for Tissue Engineering, Vienna, Austria, March 13/14, 2014.
[223] A civil engineer(ing) scientist looking into the arts of biological microarchtiectures – or: is there a gap between science and arts?. COST Conference on Bridging the Gap between Science and Art, Sirolo, Italy, May 12-‐14, 2014. (invited lecture)
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3 Teaching
Lectures and Seminars Vienna University of Technology (TU Wien), Vienna, Austria: Festigkeitslehre UE WS 95/96 1.5 together with Dr. Lackner Festigkeitslehre UE SS 95/96 1.0 together with Dr. Lackner Festigkeitslehre UE WS 96/97 1.5 together with Dr. Lackner Festigkeitslehre UE SS 96/97 1.0 together with Dr. Lackner Festigkeitslehre UE WS 97/98 1.5 together with Dr. Lackner Festigkeitslehre UE SS 97/98 1.0 together with Dr. Lackner Festigkeitslehre UE WS 98/99 2.5 together with Dr. Lackner Finite Elemente UE WS 95/96 1.5 together with Drs. Huemer, Lackner
Finite Elemente UE WS 96/97 1.5 together with Drs. Huemer, Lackner
Finite Elemente UE WS 97/98 1.5 together with Drs. Huemer, Lackner
Großer Entwurf mit Teilfach Finite Elemente KU WS 98/99 4.0 Höhere Festigkeitslehre VO WS 98/99 2.0 together with Dr. Lackner
TU Wien (cont’d): Engineering Biochemoporomechanics VO
SS2001/2002 2.0
Engineering Biochemomporoechanics UE
SS2001/2002 2.0
Engineering Biochemomporoechanics VO
SS2002/2003 2.0
Engineering Biochemomporoechanics UE
SS2002/2003 2.0
Großer Entwurf mit Teilfach SS2002/2003 8.0
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Biochemoporomechanik Engineering Biochemomechanics VO
SS2003/2004 2.0
Engineering Biochemomechanics UE
SS2003/2004 2.0
Großer Entwurf mit Teilfach Biochemoporomechanik
SS2003/2004 8.0
Höhere Festigkeitslehre VO WS 2004/2005 2.0 together with Dr. Pichler Engineering Biochemoporomechanics VO
SS2004/2005 2.0
Engineering Biochemoporomechanics UE
SS2004/2005 2.0
Großer Entwurf mit Teilfach Biochemoporomechanik
SS2004/2005 8.0
Engineering Biochemoporomechanics VO
WS2005/2006 2.0
Engineering Biochemoporomechanics UE
WS2005/2006 2.0
Interdisziplinäre Seminararbeit
WS2005/2006 6 ECTS
Advanced Macro and Micromechanics of Materials
SS2005/2006 4 ECTS
Interdisziplinäre Seminararbeit
SS2005/2006 6 ECTS
TU Wien (cont’d): Engineering Biochemoporomechanics VO
WS2006/2007 3 ECTS
Interdisziplinäre Seminararbeit
WS2006/2007 6 ECTS
Advanced Macro and Micromechanics of Materials
SS2006/2007 3,75 ECTS
Engineering Biochemoporomechanics UE
SS2006/2007 2 ECTS
Interdisziplinäre Seminararbeit
SS2006/2007 6 ECTS
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Engineering Biochemoporomechanics VO
WS2007/2008 3 ECTS
Interdisziplinäre Seminararbeit
WS2007/2008 6 ECTS
Advanced Macro and Micromechanics of Materials
SS2007/2008 3,75 ECTS
Engineering Biochemoporomechanics UE
SS2007/2008 2 ECTS
Interdisziplinäre Seminararbeit
SS2007/2008 6 ECTS
Engineering Biochemoporomechanics VO
WS2008/2009 3 ECTS
Computational Biomechanics and Biomaterials VU together with Dr. Pahr
WS2008/2009 3 ECTS
Festigkeitslehre VO together with Prof. Mang
WS2008/2009 7.5 ECTS
Advanced Macro and Micromechanics of Materials
SS2008/2009 3,5 ECTS
Engineering Biochemoporomechanics UE
SS2008/2009 2 ECTS
Engineering Biochemoporomechanics VO
WS2009/2010 3 ECTS
Computational Biomechanics and Biomaterials VU together with Dr. Pahr
WS2009/2010 3 ECTS
Festigkeitslehre VO together with Prof. Mang
WS2009/2010 7.5 ECTS
Advanced Macro and Micromechanics of Materials
SS2009/2010 3,5 ECTS
Engineering Biochemoporomechanics UE
SS2009/2010 2 ECTS
Wahlpflichtprojekt: Biomedical Engineering
SS2009/2010 6 ECTS
Engineering Biochemoporomechanics VO
WS2010/2011 3 ECTS
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Computational Biomechanics and Biomaterials VU together with Dr. Pahr
WS2010/2011 3 ECTS
Festigkeitslehre VO together with Prof. Mang
WS2010/2011 7.5 ECTS
Advanced Macro and Micromechanics of Materials
SS2010/2011 3,5 ECTS
Engineering Biochemoporomechanics UE
SS2010/2011 2 ECTS
Wahlpflichtprojekt: Biomedical Engineering
SS2010/2011 2 ECTS
Engineering Biochemoporomechanics VO
WS2011/2012 3 ECTS
Computational Biomechanics and Biomaterials VU together with Dr. Pahr
WS2011/2012 3 ECTS
Festigkeitslehre VO WS 2011/2012 6 ECTS Advanced Macro and Micromechanics of Materials
SS2009/2010 4 ECTS
Engineering Biochemoporomechanics UE
SS2009/2010 2 ECTS
Wahlpflichtprojekt: Biomedical Engineering
SS2009/2010 6 ECTS
SS 2011/2012 SS 2011/2012 SS 2011/2012
3,5 ECTS 2 ECTS 2 ECTS
Flächentragtragwerke und leichte Tragkonstruktionen VO together with Prof. Kolbitsch und Doz. Pichler
SS 2011/2012 5 ECTS
Festigkeitslehre VO WS 2012/2013 6 ECTS Engineering Biochemoporomechanics VO
WS 2012/2013 3 ECTS
Computational Biomechanics and Biomaterials VU together with Dr. Pahr
WS 2012/2013 3 ECTS
Mathematical Systems Biology together with Dr. Scheiner
WS 2012/2013 1,5 ECTS
Advanced Macro and Micromechanics of Materials VO
SS 2012/2013 3,5 ECTS
PROF. CHRISTIAN HELLMICH CURRICULUM VITAE & LIST OF SCIENTIFIC PUBLICATIONS
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Multiscale Material Modelling VO
SS 2012/2013 3 ECTS
Multiscale Material Modelling UE
SS 2012/2013 2 ECTS
Engineering Biochemoporomechanics UE
SS 2012/2013 2 ECTS
Wahlpflichtprojekt: Biomedical Engineering
SS 2012/2013
Flächentragtragwerke und leichte Tragkonstruktionen VO together with Prof. Kolbitsch und Doz. Pichler
SS 2012/2013 5 ECTS
Festigkeitslehre VO WS 2013/2014 6 ECTS Engineering Biochemoporomechanics VO
WS 2013/2014 3 ECTS
Computational Biomechanics and Biomaterials VU together with Dr. Pahr
WS 2013/2014 3 ECTS
Mathematical Systems Biology together with Dr. Scheiner
WS 2013/2014 1,5 ECTS
Massachusetts Institute of Technology (MIT), Cambridge, MA, USA:
Numerical Methods in Durability Mechanics
as part of Durability Mechanics VO SS 2000/2001 3.0 held by Prof. Ulm Centre International des Sciences Mécaniques (CISM), Udine, Italy:
4 lectures on Poro-‐Micromechanics of Bone
as part of the advanced school
Applied Micromechanics of Porous Materials,
coordinated by Prof. L. Dormieux and Prof. F.-‐J. Ulm
in July 2004
2 lectures on Poro-‐Micromechanics of Biological Materials
as part of 2nd CISM KMM Summer in September 2006
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School on Advanced Materials,
Austrian Academy of Sciences (ÖAW), Johann Radon Institute for Computational and Applied Mathematics, Linz, Austria:
3 Lectures on Theoretical, Experimental, and Computational
Biomechanics of Bone and Wood
as part of the Special Radon Semester
coordinated by Profs. H. Engl, U. Langer, H.A. Mang
in October 2005
Ecole des Ponts Paris Tech (Université Paris-‐Est), Champs sur Marne, France:
Applied Micromechanics of Civil and Biomedical Engineering Materials:
Theory, Computations, Experiments
SS2009/2010 15 hours
Politecnico di Milano, Italy:
Engineering Micromechanics – Multiscale Modeling of Bone, Wood, and Concrete
SS 2013 10 hours
Master’s Theses: [1] Ulfried Hirschböck, 2D Finite Elemente Untersuchungen zur Neuen
Österreichischen Tunnelbaumethode, joint-‐supervision with Prof. Meschke, completed in May 1997
[2] Martin Lechner, Kurzzeitkriechen von Spritzbeton: thermochemoplastische Materialmodellierung und nichtlineare Analysen eines Laborversuches sowie eines NÖT-‐Vortriebs mittels Finiter Elemente, joint-‐supervision with Prof. Mang, completed in January 2000
[3] Stefan Scheiner, Corrosion of steel in reinforced concrete: problem definition and simulation of pitting corrosion by means of analytical and numerical methods, completed in April 2004
[4] Sherin Torabia, Identification of a relationship between the chemical constituents of bone: Bridging Computer Tomography and micromechanical modeling for non-‐invasive determination of bone elasticity, completed in August 2004
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[5] Andreas Fritsch, Micromechanical contribution to anisotropic bone elasticity: role of crosslinked collagen molecules, bonded mineral crystals, as well as the lacunar and vascular porostity, completed in September 2005
[6] Lukas Eberhardsteiner, Viscoelasticity of bone: Review of experiments and multiscale modeling, completed in June 2010
[7] Jenny Vuong, Bone fibrillogenesis and mineralization: quantitative analysis and implications for tissue elasticity, completed in January 2011
[8] Alexander Dejaco, Micromechanics-‐supported conversion of Micro-‐Computer Tomographs of Hydroxyapatite Biomaterials into Finite Element Models, completed in April 2011.
[9] Krzysztof Luczynski, Mechanical characterization of ceramic-‐polymer-‐based biomaterials, completed in August 2011.
[10] Markus Königsberger, Onset of cracking in concrete: debonding or ITZ failure? – A micromechanical approach, joint-‐supervision with Prof. Pichler, completed in October 2012.
[11] Christoph Schwaiger, Bone elasticity determination: quasi-‐static unloading tests, ultrasound, and micromechanics, joint supervision with DI Luczynski, completed in March 2013.
PhD Theses: [1] Jürgen Macht, Hybrid analyses of shotcrete tunnel linings:Safety assessment
and online monitoring of the level of loading, joint-‐supervision with Prof. Mang and Dr. Lackner (TU Wien), completed in December 2002
[2] Bernhard Pichler, Parameter identification as the basis for prognoses in geotechnical engineering, joint-‐supervision with Prof. Mang and Dr. Lackner (TU Wien), completed in November 2003
[3] Stefan Scheiner, Computational Mechanics and Physics Contributions to Corrosion, Geotechnical, Concrete, and Bioengineering: Development and Experimental Validation of Semi-‐Analytical and Numerical Models, completed in January 2009
[4] Andreas Fritsch, Multiscale explanation of elasticity and strength of bone and bone replacement materials made of hydroxyapatite, glass-‐ceramics, or titanium: a continuum micromechanics approach, joint-‐supervision (’co-‐tutelle’) with Prof. Luc Dormieux (École Nationale des Ponts et Chaussées, Marne-‐la-‐Vallée, France), completed in February 2009
[5] Christoph Kohlhauser, Determination of elasticity tensor components from ultrasonic pulse transmission: application ranges in terms of sample geometry and microstructure, of off-‐diagonal tensor components, as well as different engineering and biomedical materials, completed in August 2009
[6] Shafi Ullah, Application of shell theory and micromechanics for the shotcrete-‐specific evaluation of displacement measurements in NATM-‐tunnels: determination of shell forces and stresses, as well as of the ground-‐shell interaction, completed in October 2010
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[7] Romane Blanchard, Intravoxel micromechanics for CT-‐based Finite Element simulation of bony organs, in progress.
[8] Krzysztof Luczynski, Multiscale Experimental mechanics of bone biomaterials, in progress.
[9] Alexander Dejaco, Fracture of biomaterials – a multiscale computational mechanics approach, in progress.
[10] Mehran Shahidi, Interface effects in material mechanics, in progress. [11] Markus Königsberger, Micromechanics of hydrating concrete, in progress. [12] Maria-‐Ioana Pastrama, Modeling in bone regenerative medicine, in progress. [13] Viktoria Vass, Multiscale bone inelasticity – theories and simulations, in
progress.
Research Internships: [1] Philippe Vancapernolle, Steel corrosion in concrete: Micromechanical aspects
(final report of Research Internship (April to July 2004) from Ecole Polytechnique, Palaiseau, France, at Vienna University of Technology, ’directeur de stage’) joint-‐supervision with Dr. Pichler, completed in July 2004
[2] Jacques Burrus, Damage of fibre-‐reinforced materials: Micromechanical aspects (report of Research Internship (April to July 2005) from Ecole Polytechnique, Palaiseau, France, at Vienna University of Technology, ’directeur de stage’) joint-‐supervision with Dr. Pichler, completed in July 2005.
[3] Robert Slesinski, Triaxial testing of biomaterials and biological materials, Research internship (October 2005 to February 2006) from Warsaw University of Technology, Poland, at Vienna University of Technology, internship supervisor.
[4] Dana Frycova, Poro-‐micromechanics of bone materials, Research internship (October 2006 to March 2007) from Pilsen University, Czech Republic, at Vienna University of Technology, internship supervisor.
[5] Tomasz Brynk, Poromechanical testing of bone and biomaterials, Research Internship (February 2007 to July 2007) from Warsaw University of Technology, internship supervisor.
[6] Emmanuel Bertrand, Micromechanical modeling of tissue engineering scaffolds with tissue-‐engineered bone, Research Internship (April 2007 to July 2007) from Ecole Polytechnique, Palaiseau, France, at Vienna University of Technology, ’directeur de stage’
[7] Raffaele Sinibaldi, Micromechanics-‐based Finite Element analyses of Bioglass-‐based tissue engineering scaffolds, Research Internship (June and July 2007) from Polytechnic University of Marche, Ancona, Italy, at Vienna University of Technology, internship supervisor.
[8] Andrea Malasoma, Nano-‐to-‐macromechanical characterization of bone biomaterials, Research Internship (September to November 2007) from Politecnico di Torino, Italy, at Vienna University of Technology, internship supervisor.
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[9] Tomasz Brynk, Poromechanics of porous metal-‐based biomaterials and bone: Experiments and mathematical modeling, Research internship (July to August 2008) from Warsaw University of Tedchnology, internship supervisor.
[10] Fabien Pérus, Microviscoelasticity of concrete: relevance of logarithmic and power-‐law-‐type creep functions for hydrates, Research internship (April to July 2009) from Ecole Polytechnique, Palaiseau, France, at Vienna University of Technology, ’directeur de stage’
[11] Tomasz Brynk, Experimental and theoretical poromechanics of bone and PCL biomaterials, Research internship (July to August 2009) from Warsaw University of Tedchnology, internship supervisor.
[12] Vittorio Calbucci, Experimental error correction in micro computer tomographs of tissue engineering scaffolds, Research Internship (August and September 2009) from Polytechnic University of Marche, Ancona, Italy, at Vienna University of Technology, internship supervisor.
[13] Andrea Malandrino, Experimental and computational micromechanics of vertebral human bone, Research Internship (May to August 2010), from Catalonian University of Technology, Barcelona, Spain, at at Vienna University of Technology, internship supervisor.
[14] Tomasz Brynk, Ultrasound characterization of polymer-‐ceramic biomaterials (December 2010), from Warsaw University of Technology, Warsaw, Poland, at Vienna University of Technology, internship supervisor.
[15] Jasmin Hum, Ultrasound characterization of Bioglass-‐based biomaterials (October to December 2011), from Erlangen University, Erlangen, Germany, at Vienna University of Technology, internship supervisor.
[16] Hideki Oshita, visiting professor, Concrete Science and Technology (August 2012 to July 2013), from Chuo University, Tokyo, Japan, at Vienna University of Technology, internship host.
[17] Andrzej Winnicki, visiting professor, Micromechanics of alkali-‐silice reaction (October to November 2012), from Cracow University of Technology, Cracow, Poland, at Vienna University of Technology, internship host.
[18] Foroogh Dastoorian, Experimental mechanics of wood-‐plastic composites (December 2012 to May 2013), from University of Tehran, Tehran, Iran, at Vienna University of Technology, joint supervisor with Dr. Bader.
[19] Agnes Czenek, Quantitative intravoxel analysis of microCT-‐scanned resorbing ceramic biomaterials (September 2013 to March 2014), from Reykjavik University, Iceland, at Vienna University of Technology.
[20] Wei Li, Experimental mechanics of coated bioglass scaffolds for bone tissue engineering (October to November 2013), from Erlangen University, Germany, at Vienna University of Technology, internship supervisor.
[21] Barbara Lonzi, Experimental and theoretical mechanics of rubber (October 2013 to March 2014), from Università Politechnica delle Marche, Ancona, Italy, at Vienna University of Technology, joint internship supervisor, together with Prof. B. Pichler.
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Teaching development/evaluation [1] Commission for Habilitation of Dr. Peter Pivonka at Vienna University of
Technology: member and secretary, habilitation defended in September 2007, title of Habilitation Thesis: "Hierarchical Modeling of Multi-‐Ion Transport through Porous Materials"
[2] Commission for Biomedical Engineering Masters Studies at Vienna University of Technology: member and secretary (May 2007 – April 2010), substitute member (after April 2010), vice chair (since November 2011)
[3] PhD Committee for Julien Sanahuja at Ecole Nationale des Ponts et Chaussées, Marne-‐la-‐Vallée, France: member and ’Rapporteur’ (reviewer), PhD Thesis defended in March 2008, title of PhD Thesis: "Impact de la morphologie structurale sur les performances mécaniques des matériaux de construction: application au plâtre et à la pâte de ciment"
[4] Evaluation for promotion of faculty members at Politecnico di Torino, Italy [5] Jury for PhD defense of Yan Chevalier at Vienna University of Technology,
Vienna, Austria: member and examinator, PhD thesis defended in September 30, 2008, title of PhD Thesis: "Computer Tomography-‐based Finite Element Analysis of the Human Vertebral Body"
[6] Coordinator for International Cooperations in Teaching, for the Faculty of Civil Engineering of Vienna University of Technology, since February 2009
[7] Jury for Master’s Thesis Defense of Thomas Gross at the Department of Mechanical Engineering of Vienna University of Technology in April 2010; Title: “The Effects of Heterogeneous Mineralization on the Elastic and Yield Properties of Human Cancellous Bone”
[8] Jury for Master’s Thesis Defense of Leopold Wagner at the Department of Mechanical Engineering of Vienna University of Technolgy in September 2010; Title of Master’s Thesis: “Reproducibility of the HR-‐pQCT based FE-‐Analysis of the Distal Radius”
[9] External Reviewer of Master’s Thesis of Henning von der Kammer, Hamburg University of Applied Sciences, Germany; Title: “3D Visualisierung und Charakterisierung von Knochensalzmaterialien”, May 2011
[10] PhD commission and reviewer of PhD thesis of Andrea Malandrino at Universitat Politecnica de Catalunya, Barcelona, Spain; Title: “Multiscale biomechanical study of the transport phenomena in the intervertebral disc”, July 2012
[11] Special committee member for promotion of Dr. Tasos Georgiades from Assistant to Associate Professor at Cyprus University of Technology, Limassol, Cyprus; July 2012
[12] Jury for Master’s Thesis Defense of Maria Pastrama at the Department of Mechanical Engineering of Vienna University of Technology in April 2013; Title of Master’s Thesis: “Computer Tomography of aluminum oxide parts fabricated by Additive Manufacturing Technology”
[13] Jury for Master’s Thesis Defense of Ileana Panaitescu at the Department of Mechanical Engineering of Vienna University of Technology in April 2014; Title of Master’s Thesis: “Process Optimization for 3-‐D printing of bioglasses”
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