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33 Publications


2017 | Conference Paper | LibreCat-ID: 62781
A THERMODYNAMICALLY CONSISTENT FINITE STRAIN MICRO-SPHERE FRAMEWORK FOR PHASE-TRANSFORMATION
R. Ostwald, T. Bartel, A. Menzel, in: Proceedings of the VII European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS Congress 2016), Institute of Structural Analysis and Antiseismic Research School of Civil Engineering National Technical University of Athens (NTUA) Greece, 2017.
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2016 | Journal Article | LibreCat-ID: 62782
Extending a finite strain hyperelastic micro‐sphere framework towards phase transformations
R. Ostwald, T. Bartel, A. Menzel, PAMM 16 (2016) 381–382.
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2015 | Dissertation | LibreCat-ID: 62784
Modelling and simulation of phase transformations in elasto-plastic polycrystals
R. Ostwald, Modelling and Simulation of Phase Transformations in Elasto-Plastic Polycrystals, LibreCat University, 2015.
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2015 | Journal Article | LibreCat-ID: 62783
An energy-barrier-based computational micro-sphere model for phase-transformations interacting with plasticity
R. Ostwald, T. Bartel, A. Menzel, Computer Methods in Applied Mechanics and Engineering 293 (2015) 232–265.
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2014 | Journal Article | LibreCat-ID: 62785
A Gibbs‐energy‐barrier‐based computational micro‐sphere model for the simulation of martensitic phase‐transformations
R. Ostwald, T. Bartel, A. Menzel, International Journal for Numerical Methods in Engineering 97 (2014) 851–877.
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2014 | Journal Article | LibreCat-ID: 62786
Towards the multi-scale simulation of martensitic phase-transformations: An efficient post-processing approach applied to turning processes
R. Ostwald, M. Tiffe, T. Bartel, A. Zabel, A. Menzel, D. Biermann, Journal of Materials Processing Technology 214 (2014) 1516–1523.
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2012 | Journal Article | LibreCat-ID: 62788 LibreCat | DOI
 

2012 | Journal Article | LibreCat-ID: 62787
Phase-transformations interacting with plasticity – A micro-sphere model applied to TRIP steel
R. Ostwald, T. Bartel, A. Menzel, Computational Materials Science 64 (2012) 12–16.
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2011 | Journal Article | LibreCat-ID: 62790 LibreCat | DOI
 

2011 | Journal Article | LibreCat-ID: 62789
Experimental and Computational Investigation of Machining Processes for Functionally Graded Materials
D. Biermann, A. Menzel, T. Bartel, F. Höhne, R. Holtermann, R. Ostwald, B. Sieben, M. Tiffe, A. Zabel, Procedia Engineering 19 (2011) 22–27.
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2010 | Journal Article | LibreCat-ID: 62791
A computational micro‐sphere model applied to the simulation of phase‐transformations
R. Ostwald, T. Bartel, A. Menzel, ZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift Für Angewandte Mathematik Und Mechanik 90 (2010) 605–622.
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2010 | Journal Article | LibreCat-ID: 62792
A micro‐sphere approach applied to the modelling of phase‐transformations
R. Ostwald, T. Bartel, A. Menzel, PAMM 10 (2010) 315–316.
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2009 | Journal Article | LibreCat-ID: 62793
Thermodynamic multifield modeling of electromagnetic metal forming
J. Unger, R. Ostwald, B. Svendsen, International Journal of Material Forming 2 (2009) 907–910.
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