Gerhard Holzapfel

Univ.-Prof. Dipl.-Ing. Dr.techn.

1990 …2020
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Research Output 1990 2019

2019

Anisotropic finite strain viscoelasticity: Constitutive modeling and finite element implementation

Liu, H., Holzapfel, G. A., Skallerud, B. H. & Prot, V. 1 Mar 2019 In : Journal of the mechanics and physics of solids. 124, p. 172-188 17 p.

Research output: Contribution to journalArticle

viscoelasticity
Viscoelasticity
plane stress
Strain energy
Constitutive models

Data from: On fibre dispersion modelling of soft biological tissues: a review

Holzapfel, G. A., Ogden, R. W. & Sherifova, S. M. 4 Feb 2019 (Submitted)

Research output: Non-textual formData set/Database

File
Tissue
Fibers
Cartilage
Collagen
Boundary value problems
2018

A Brief Review on Computational Modeling of Rupture in Soft Biological Tissues

Gültekin, O. & Holzapfel, G. 2018 Advances in Computational Plasticity : A Book in Honour of D. Roger J. Owen. Oñate, E., Peric, D., Neto, E. D. S. & Chiumenti, M. (eds.). Springer Nature, p. 113-144 22 p. (Computational Methods in Applied Sciences; vol. 46)

Research output: Chapter in Book/Report/Conference proceedingChapter

Rupture
Biomechanical Phenomena
Traction
Tears
Ligaments
Open Access
Compaction
Tissue
Fibers
Costs and Cost Analysis
Strain energy
Exponential Model
Arteries
Constitutive Model
Constitutive models
Inflation
Arteries
Aortic Diseases
Elastin
Abdominal Aortic Aneurysm
Vascular Smooth Muscle

Compressibility and Anisotropy of the Ventricular Myocardium: Experimental Analysis and Microstructural Modeling

McEvoy, E., Holzapfel, G. A. & McGarry, P. 1 Aug 2018 In : Journal of biomechanical engineering. 140, 8, 081004

Research output: Contribution to journalArticle

Anisotropy
Compressibility
Myocardium
Tissue
Swine

Computational modeling of progressive damage and rupture in fibrous biological tissues: Application to aortic dissection

Gültekin, O., Hager, S. P., Dal, H. & Holzapfel, G. 2018 (Submitted) In : Biomechanics and modeling in mechanobiology. 40 p.

Research output: Contribution to journalArticle

Dissection
Biological Tissue
Computational Modeling
Rupture
Tears

Mechanical response of human subclavian and iliac arteries to extension, inflation and torsion

Sommer, G., Benedikt, C., Niestrawska, J. A., Hohenberger, G., Viertler, C., Regitnig, P., Cohnert, T. U. & Holzapfel, G. A. 15 Jul 2018 In : Acta biomaterialia. 75, p. 235-252 18 p.

Research output: Contribution to journalArticle

Subclavian Artery
Iliac Artery
Economic Inflation
Torsional stress
Collagen
FEM Simulation
Multiscale Simulation
Actin
Filament
Cytosol

Multiscale Soft Tissue Mechanics and Mechanobiology: State-of-the-Art Modeling

Holzapfel, G. (ed.) & Ogden, R. W. (ed.) 2018 Springer Nature. 305 p.

Research output: Book/ReportAnthology

Smooth muscle
Aorta
Filament
Muscle
Overlap
Crack propagation
cracks
Tissue
Cracks
Patient monitoring

On the quasi-incompressible finite element analysis of anisotropic hyperelastic materials

Gültekin, O., Dal, H. & Holzapfel, G. 2018 In : Computational mechanics. 11 p.

Research output: Contribution to journalArticle

Open Access
Hyperelastic Material
Anisotropic Material
Finite Element
Finite element method
Augmented Lagrangian Method

Perspectives on Sharing Models and Related Resources in Computational Biomechanics Research

Erdemir, A. , Hunter, P. J. , Holzapfel, G. A. , Loew, L. M. , Middleton, J. , Jacobs, C. R. , Nithiarasu, P. , Löhner, R. , Wei, G. , Winkelstein, B. A. , Barocas, V. H. , Guilak, F. , Ku, J. P. , Hicks, J. L. , Delp, S. L. , Sacks, M. , Weiss, J. A. , Ateshian, G. A. , Maas, S. A. , McCulloch, A. D. & 1 others Peng, G. C. Y. 1 Feb 2018 In : Journal of biomechanical engineering. 140, 2, 11 p., 024701

Research output: Contribution to journalArticle

Biomechanics
Biomechanical Phenomena
Research
Software
Biological Phenomena

Preface of the special issue on mathematical and computational modeling in biomechanics

Holzapfel, G. A. & Cyron, C. J. 1 Dec 2018 In : ZAMM Zeitschrift fur Angewandte Mathematik und Mechanik. 98, 12, p. 2044-2046 3 p.

Research output: Contribution to journalEditorial

Region- and loading-specific finite viscoelasticity of human brain tissue

Budday, S., Sommer, G., Paulsen, F., Holzapfel, G., Steinmann, P. & Kuhl, E. 2018 PAMM - Proceedings of Applied Mechanics and Mathematics. Vol. 18

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Health
Tissue
Fibers
Dispersions
Constitutive models

Viscoelasticity of cross-linked actin network embedded in cytosol

Wiegold, T., Klinge, S., Aygün, S., Gilbert, R. P. & Holzapfel, G. 2018 PAMM - Proceedings of Applied Mechanics and Mathematics. Vol. 18

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2017

A family of hyperelastic models for human brain tissue

Mihai, L. A., Budday, S., Holzapfel, G., Kuhl, E. & Goriely, A. 2017 In : Journal of the mechanics and physics of solids. 106, p. 60-79

Research output: Contribution to journalArticle

A mechanobiological model for damage-induced growth in arterial tissue with application to in-stent restenosis

Fereidoonnezhad, B., Naghdabadi, R., Sohrabpour, S. & Holzapfel, G. 2017 In : Journal of the mechanics and physics of solids. 101, p. 311-327

Research output: Contribution to journalArticle

Biomechanics: Trends in Modeling and Simulation: Studies in Mechanobiology, Tissue Engineering and Biomaterials

Holzapfel, G. (ed.) & Ogden, R. W. (ed.) 2017 Springer Nature. (Studies in Mechanobiology, Tissue Engineering and Biomaterials; vol. 20)

Research output: Book/ReportAnthology

Crack phase-field modeling of anisotropic rupture in fibrous soft tissues.

Gültekin, O., Dal, H. & Holzapfel, G. 2017 Proceedings of the XIV International Conference on Computational Plasticity. Fundamentals and Applications (COMPLAS XIV). Onate, E., Owen, D. R. J., Peric, D. & Chiumenti, M. (eds.). p. 139-150

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Mechanical characterization of human brain tissue

Budday, S., Sommer, G., Birkl, C., Langkammer, C., Haybaeck, J., Kohnert, J., Bauer, M., Paulsen, F., Steinmann, P., Kuhl, E. & Holzapfel, G. 15 Jan 2017 In : Acta biomaterialia. 48, p. 319-340 22 p.

Research output: Contribution to journalArticle

Brain
Tissue
Constitutive models
Histology
Diffusion tensor imaging

Microstructure and mechanics of human aortas in health and disease

Holzapfel, G. 2017 Biomechanics: Trends in Modeling and Simulation. Holzapfel, G. & Ogden, R. W. (eds.). Springer Nature, p. 157-192 (Studies in Mechanobiology, Tissue Engineering and Biomaterials; vol. 20)

Research output: Chapter in Book/Report/Conference proceedingChapter

Modeling of damage in soft biological tissues

Holzapfel, G. & Fereidoonnezhad, B. 2017 Biomechanics of Living Organs: Hyperelastic Constitutive Laws for Finite Element Modeling. Payan, Y. & Ohayon, J. (eds.). Academic Press, p. 101-123

Research output: Chapter in Book/Report/Conference proceedingChapter

Mortar Domain Decomposition Methods for Quasilinear Problems and Applications

Gsell, M. A. F., Brenn, G. (ed.), Holzapfel, G. (ed.), von der Linden, W. (ed.), Schanz, M. (ed.) & Steinbach, O. (ed.) 2017 Verlag der Technischen Universität Graz. (Monographic Series TU Graz, Computation in Engineering and Science (CES))

Research output: Book/ReportBook

Multiscale and Multiaxial Mechanics of Vascular Smooth Muscle

Murtada, S-I., Humphrey, J. D. & Holzapfel, G. 8 Aug 2017 In : Biophysical journal. 113, 3, p. 714-727 14 p.

Research output: Contribution to journalArticle

Mechanics
Vascular Smooth Muscle
Smooth Muscle
Theoretical Models
Extracellular Matrix

On fiber dispersion models: exclusion of compressed fibers and spurious model comparisons

Holzapfel, G. & Ogden, R. W. 2017 In : Journal of elasticity. 129, p. 49-68

Research output: Contribution to journalArticle

Phase‐Field Models for the Failure of Anisotropic Continua

Dal, H., Gültekin, O., Denli, F. A. & Holzapfel, G. Dec 2017 Proceedings in Applied Mathematics & Mechanics. 1 ed. GAMM, Vol. 17, p. 91-94 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cracks
Composite materials
Crack initiation
Carbon fibers
Mathematical operators

Rheological characterization of human brain tissue

Budday, S., Sommer, G., Holzapfel, G., Haybaeck, J., Steinmann, P. & Kuhl, E. 2017 In : Acta biomaterialia. 60, p. 315-329

Research output: Contribution to journalArticle

Schrödinger operators and singular infinite rank pertubations

Kühn, C., Brenn, G. (ed.), Holzapfel, G. (ed.), von der Linden, W. (ed.), Schanz, M. (ed.) & Steinbach, O. (ed.) 2017 Verlag der Technischen Universität Graz. (Monographic Series TU Graz, Computation in Engineering and Science (CES))

Research output: Book/ReportBook

Viscoelastic parameter identification of human brain tissue

Budday, S., Sommer, G., Holzapfel, G., Steinmann, P. & Kuhl, E. 2017 In : Journal of the mechanical behavior of biomedical materials. p. 463-476

Research output: Contribution to journalArticle

2016

A Kernel Interpolation Based Fast Multipole Method for Elastodynamic Problems

Traub, T., Brenn, G. (ed.), Holzapfel, G. (ed.), von der Linden, W. (ed.), Schanz, M. (ed.) & Khinast, J. (ed.) 2016 Verlag der Technischen Universität Graz. (Monographic Series TU Graz, Computation in Engineering and Science (CES))

Research output: Book/ReportBook

A microstructurally based continuum model of cartilage viscoelasticity and permeability incorporating measured statistical fiber orientations

Pierce, D. M., Unterberger, M. J., Trobin, W., Ricken, T. & Holzapfel, G. Feb 2016 In : Biomechanics and modeling in mechanobiology. 15, 1, p. 229-44 16 p.

Research output: Contribution to journalArticle

Fiber Orientation
Cartilage
Viscoelasticity
Continuum Model
Fiber reinforced materials
Tissue
Tensors
Fibers
Constitutive models
Free energy

A phase-field approach to model fracture of arterial walls: theory and finite element analysis

Gültekin, O., Dal, H. & Holzapfel, G. 2016 In : Computer methods in applied mechanics and engineering. 312, p. 542-566 25 p.

Research output: Contribution to journalArticle

Cross-linked actin network: Micro- and macroscopic effects

Klinge, S., Aygün, S., Mosler, J. & Holzapfel, G. 2016 PAMM: Proceedings of Applied Mechanics and Mathematics. Vol. 16, p. 93-94

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Length adaptation of smooth muscle contractile filaments in response to sustained activation

Stålhand, J. & Holzapfel, G. 21 May 2016 In : Journal of theoretical biology. 397, p. 13-21 9 p.

Research output: Contribution to journalArticle

Smooth muscle
Filament
Vascular Smooth Muscle
smooth muscle
Smooth Muscle

Mechanical assessment of arterial dissection in health and disease: Advancements and challenges

Tong, J., Cheng, Y. & Holzapfel, G. 16 Aug 2016 In : Journal of biomechanics. 49, 12, p. 2366-73 8 p.

Research output: Contribution to journalArticle

Dissection
Health
Biomechanics
Biomechanical Phenomena
Repair

Mechanical strength of aneurysmatic and dissected human thoracic aortas at different shear loading modes

Sommer, G., Sherifova, S. M., Oberwalder, P. J., Dapunt, O. E., Ursomanno, P. A., DeAnda, A., Griffith, B. E. & Holzapfel, G. 16 Aug 2016 In : Journal of biomechanics. 49, 12, p. 2374-82 9 p.

Research output: Contribution to journalArticle

Thoracic Aorta
Strength of materials
Rupture
Tissue
Dissection

Microstructure and mechanics of healthy and aneurysmatic abdominal aortas: experimental analysis and modelling

Niestrawska, J. A., Viertler, C., Regitnig, P., Cohnert, T. U., Sommer, G. & Holzapfel, G. Nov 2016 In : Journal of the Royal Society - Interface. 13, 124, 20160620

Research output: Contribution to journalArticle

Abdominal Aorta
Abdominal Aortic Aneurysm
Mechanics
Collagen
Tissue

On the thermodynamics of smooth muscle contraction

Stålhand, J., McMeeking, R. & Holzapfel, G. 2016 In : Journal of the mechanics and physics of solids. 94, p. 490-503

Research output: Contribution to journalArticle

Pleiotropic roles of the matricellular protein Sparc in tendon maturation and ageing

Gehwolf, R., Wagner, A., Lehner, C., Bradshaw, A. D., Scharler, C., Niestrawska, J. A., Holzapfel, G., Bauer, H-C., Tempfer, H. & Traweger, A. 2 Sep 2016 In : Scientific reports. 6, p. 32635

Research output: Contribution to journalArticle

Tendons
Cysteine
Proteins
Collagen
Lipids

Space-Time Discontinuous Galerkin Methods for Cardiac Electromechanics

Karabelas, E., Brenn, G. (ed.), Holzapfel, G. (ed.), von der Linden, W. (ed.), Schanz, M. (ed.) & Steinbach, O. (ed.) 2016 Graz: Verlag der Technischen Universität Graz. (Monographic Series TU Graz, Computation in Engineering Science (CES))

Research output: Book/ReportBook

Tissue
Balloons
Blood pressure
Constitutive models
Boundary value problems

Very large and giant microsurgical bifurcation aneurysms in rabbits: Proof of feasibility and comparability using computational fluid dynamics and biomechanical testing

Sherif, C., Herbich, E., Plasenzotti, R., Bergmeister, H., Windberger, U., Mach, G., Sommer, G., Holzapfel, G., Haider, T., Krssak, M. & Kleinpeter, G. 2016 In : Journal of neuroscience methods. 268, p. 7-13

Research output: Contribution to journalArticle