Teaching (Exercises)
Kontaktmechanik - Einführung und Grundlagen (SS 2018)
Grundlagen Finite Elemente (WS 2017/18)
Dynamik (WS 2016/17)
Kontinuumsmechanik (WS 2016/17, WS 2018/19)
Festigkeitslehre (SS 2016)
Finite Elemente in der Festkörpermechanik (SS 2015, SS 2017, SS 2018)
Statik starrer Körper (WS 2015/16, WS 2014/15)
Supervised theses (BA, MA)
Pfefferkorn, Robin: Erweiterung der Enhanced Assumed Strain Methode basierend auf der Struktur polykonvexer Verzerrungsenergiefunktionen für große Deformationen (MA, 2018)
Kinon, Philipp: Theorie und Numerik transversal isotropen Materials für elektromechanisch gekoppelte Probleme mit großen Deformationen (BA, 2017)
Wang, Meng: Modellierung und Visualisierung eines 2FHG-Systems (BA, 2017)
Schneider, Simeon: Zur Theorie und Numerik inkompressiblen Materialverhaltens (MA, 2017)
Publications
Janz, A., Betsch, P., Franke, M., Ortigosa, R.: Energy-momentum consistent time integration scheme for non-linear electro-elastodynamics. PAMM Proc. Appl. Math. Mech. 18(1), 2018, DOI
Franke, M., Janz, A., Schiebl, M., Ortigosa, R., Betsch, P.: Polyconvexity inspired frameworks and structure-preserving integrators for multi-field problems. PAMM Proc. Appl. Math. Mech. 18(1), 2018, DOI
Ortigosa, R., Franke, M., Janz, A., Gil, A.J., Betsch, P.: An energy-momentum time integration scheme based on a convex multi-variable framework for non-linear electro-elastodynamics. Comput. Methods Appl. Mech. Eng., 339, 1-35, 2018, DOI
Betsch, P., Janz, A., Hesch, C.: A mixed variational framework for the design of energy-momentum schemes inspired by the structure of polyconvex stored energy functions. Comput. Methods Appl. Mech. Eng., 335, 660-696, 2018, DOI
Franke, M., Janz, A., Schiebl, M., Betsch, P.: An energy-momentum consistent integration scheme using a polyconvexity-based framework for non-linear thermo-elastodynamics. Int. J. Numer. Meth. Engng, 2018, 1-29, DOI
Betsch, P., Franke, M., Janz, A.: Polyconvexity and the design of mixed finite elements. In: Proceedings of the ECCOMAS Thematic Conference on Modern Finite Element Technologies (MFET) 2017, Physikzentrum Bad Honnef, Germany, 2017
Janz, A., Betsch, P., Hesch, C.: An algorithmic stress formula for energy conserving time integration in a mixed framework for polyconvex large strain elasticity. PAMM Proc. Appl. Math. Mech. 17, 313 – 314, 2017, DOI
Hesch, C., Gil, A.J., Ortigosa, R., Dittmann, M., Bilgen, C., Betsch, P., Franke, M., Janz, A., Weinberg, K.: A framework for polyconvex large strain phase-field methods to fracture. Comput. Methods Appl. Mech. Eng., Vol. 317, 649-683, 2017, DOI
Janz, A., Betsch, P., Hesch, C.: Mixed integrators for structure-preserving simulations in nonlinear structural dynamics. Proceedings of the VII European Congress on Computational Methods in Applied Sciences and Engineering, Crete Island, Greece, 5 - 10 June, 2016
Janz, A., Betsch, P., Hesch, C.: Structure-preserving space-time discretization of nonlinear structural dynamics based on a mixed variational formulation. Proc. Appl. Math. Mech. (PAMM), Vol. 16(1), 205-206, 2016, DOI
Betsch, P., Janz, A.: An energy-momentum consistent method for transient simulations with mixed finite elements developed in the framework of geometrically exact shells. Int. J. Numer. Meth. Engng 108(5), 423-455, 2016, DOI
Betsch, P., Becker, C., Franke, M., Yang, Y., Janz, A.: A comparison of DAE integrators in the context of benchmark problems for flexible multibody dynamics. Journal of Mechanical Science and Technology 29 (7), 2015, 2653-2661, DOI
Betsch, P., Janz, A.: Energy-momentum conserving discretization of mixed shell elements for large deformation problems. Proc. Appl. Math. Mech. (PAMM), vol. 15(1), 205-206, 2015, DOI
Congress and Workshop Contributions
Janz, A., Betsch, P., Franke, M., Ortigosa, R., Gil, A.J.: A mixed variational framework for structure-preserving space-time discretization for non-linear electro-elastodynamics. 13th World Congress in Computational Mechanics, New York City, NY, USA, July 2018
Janz, A., Betsch, P., Franke, M., Ortigosa, R., Gil, A.J.: A mixed variational framework for non-linear electro-elastodynamics. 6th European Conference on Computational Mechanics, Glasgow, UK, June 2018
Janz, A., Betsch, P., Franke, M., Ortigosa, R.: Energy-momentum consistent time integration scheme for non-linear electro–elastodynamics. 89th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Munich, Germany, March 19 - 23, 2018
Janz, A., Betsch, P.: Structure-preserving space-time discretization for continuum dynamics in a mixed framework for polyconvex large strain elasticity. 3rd International Conference on Computational Models for Solids and Fluids - ECCOMAS MSF 2017, Ljubljana, Slovenia, September 20 - 22, 2017
Betsch, P., Franke, M., Janz, A.: Polyconvexity and the design of mixed finite elements. ECCOMAS Thematic Conference on Modern Finite Element Technologies (MFET) 2017, Physikzentrum Bad Honnef, Germany, August 21 - 23, 2017
Janz, A., Betsch, P.: Energy-momentum consistent time integration schemes based on a polyconvex framework for non-linear (thermal) -elastodynamics. Zienkiewicz Centre for Computational Engineering Seminar Series, Swansea, Wales, July 2017
Janz, A., Betsch, P., Hesch, C.: An algorithmic stress formula for energy conserving time integration in a mixed framework for polyconvex large strain elasticity. 88th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Weimar, Germany, March 06 - 10, 2017
Janz, A., Betsch, P., Hesch, C.: Mixed integrators for structure-preserving simulations in nonlinear structural dynamics. VII European Congress on Computational Methods in Applied Sciences and Engineering, Crete Island, Greece, 5 - 10 June, 2016
Janz, A., Betsch, P., Hesch, C.: Structure-preserving space-time discretization of nonlinear structural dynamics based on a mixed variational formulation. 87th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Braunschweig, Germany, March 07 - 11, 2016
Janz, A., Betsch, P.: Structure-preserving integration with mixed finite elements. 86th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Lecce, Italy, March 23 - 27, 2015
Courses
Short Course at ECCOMAS MSF 2017, Current Research on Solids & Fluids, Ljubljana, 2017
Geometric Methods in Dynamics, Summerschool Applied Mathematics and Mechanics, Großbothen, 2017
Introduction to LS-PrePost, Training seminar, DYNAMORE, 2015
Introduction to LS-DYNA, Training seminar, DYNAMORE, 2015
Introduction to LS-DYNA Advanced Topics, Training seminar, DYNAMORE, 2015
Element Types & Nonlinear Aspects, Training seminar, DYNAMORE, 2015
Advanced Finite Element Technologies, CISM Course, Udine, 2014