PD Stefan Hartmann - Research Information System | University of Kassel - CONVERIS Research Information System

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PD Dr.-Ing. habil. Stefan Hartmann

Projects as Principal Investigator

11/2006 - 10/2009	Zeitadaptive Berechnung finiter thermoviskoplastischer Strukturen
09/2006 - 09/2008	Konsistente Raum-Zeitdiskretisierung thermomechanisch gekoppelter Strukturen mit Hilfe von Rosenbrock-Verfahren
01/2003 - 06/2006	p-Version der FEM für eine Klasse druckabhängiger Plastizitätsmodelle mit Anwendungen auf CIP-Prozesse
01/1999 - 12/2003	Identifikation von Materialeigenschaften an Elastomerwerkstoffen
01/1999 - 12/2006	Interpretation der Methode der finiten Elemente nichtlinearer Kontinua als numerische Lösung von Algebro-Differentialgleichungssystemen

Projects as Co-Investigator

2010 - 2012

ESNaS - Evalution der Standarts Natur.wi

Publications

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2009	Birken, P., Hartmann, S., Quint, K., Meister, A., 2009. On Higher Order Time Integration for Thermal Coupling, in: T. Simos, G.P. (Hrsg.), Numerical Analysis and Applied Mathematics, International Conference on Numerical Analysis and Applied Mathematics 2009. AIP Conference Proceedings, S. 1184–1187.
2008	Hamkar, A.-W., Hartmann, S., Quint, K., 2008. Displacement control in time-adaptive non-linear finite-element analysis. Journal of Applied Mathematics and Mechanics 88, 342–364. https://doi.org/10.1002/zamm.200800002
2008	Szanto, M., Bier, W., Frage, N., Hartmann, S., Yosibash, Z., 2008. Experimental based finite element simulation of cold isostatic pressing of metal powders. International Journal of Mechanical Sciences 50, 405–421. https://doi.org/10.1016/j.ijmecsci.2007.10.004
2008	Hartmann, S., Bier, W., 2008. High-order time integration applied to metal powder plasticity. International Journal of Plasticity 2008, 17–54. https://doi.org/10.1016/j.ijplas.2007.01.014
2008	Heisserer, U., Hartmann, S., Düster, A., Bier, W., Yosibash, Z., Rank, E., 2008. p-FEM for finite deformation powder compaction. Computer Methods in Applied Mechanics and Engineering 197, 727–740. https://doi.org/10.1016/j.cma.2007.09.001
2007	Yosibash, Z., Hartmann, S., Heisserer, U., Düster, A., Rank, E., Szanto, M., 2007. Axisymmetric pressure boundary loading for finite deformation analysis using p-FEM. Computational Methods of Applied Mechanical Engineering 196, 1261–1277. https://doi.org/10.1016/j.cma.2006.09.006
2007	Bier, W., Hartmann, S., 2007. Die compaction of copper powder designed for material parameter identification. International Journal of Mechanical Sciences 49, 766–777. https://doi.org/10.1016/j.ijmecsci.2006.09.026
2007	Hartmann, S., Wensch, J., 2007. Finite element analysis of viscoelastic structures using Rosenbrock-type methods. Computational Mechanics 40, 383–398. https://doi.org/10.1007/s00466-006-0117-y
2006	Bier, W., Hartmann, S., 2006. A finite strain constitutive model for metal powder compaction using a unique and convex single surface yield function. European Journal of Mechanics - A/Solids 25, 1009–1030. https://doi.org/10.1016/j.euromechsol.2006.01.002
2006	Hartmann, S., 2006. A thermomechanically consistent constitutive model for polyoxymethylene - Experiments, material modelling and computation. Archive of Applied Mechanics 76, 349–366. https://doi.org/10.1007/s00419-006-0034-8