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36 Publications
2020 | Journal Article | LibreCat-ID: 62776
Clausmeyer, Till, Alexander Schowtjak, Shuhan Wang, Robin Gitschel, Oliver Hering, Pavlo Pavliuchenko, Johannes Lohmar, Richard Ostwald, Gerhard Hirt, and A. Erman Tekkaya. “Prediction of Ductile Damage in the Process Chain of Caliber Rolling and Forward Rod Extrusion.” Procedia Manufacturing 47 (2020): 649–55. https://doi.org/10.1016/j.promfg.2020.04.201.
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2019 | Journal Article | LibreCat-ID: 62775
Schowtjak, Alexander, Shuhan Wang, Oliver Hering, Till Clausmeyer, Johannes Lohmar, Robin Schulte, Richard Ostwald, Gerhard Hirt, and A. Erman Tekkaya. “Prediction and Analysis of Damage Evolution during Caliber Rolling and Subsequent Cold Forward Extrusion.” Production Engineering 14, no. 1 (2019): 33–41. https://doi.org/10.1007/s11740-019-00935-x.
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2019 | Journal Article | LibreCat-ID: 62779
Ostwald, Richard, Ellen Kuhl, and Andreas Menzel. “On the Implementation of Finite Deformation Gradient-Enhanced Damage Models.” Computational Mechanics 64, no. 3 (2019): 847–77. https://doi.org/10.1007/s00466-019-01684-5.
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2017 | Conference Paper | LibreCat-ID: 62781
Ostwald, Richard, Thorsten Bartel, and Andreas Menzel. “A THERMODYNAMICALLY CONSISTENT FINITE STRAIN MICRO-SPHERE FRAMEWORK FOR PHASE-TRANSFORMATION.” 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. https://doi.org/10.7712/100016.1945.10899.
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2016 | Journal Article | LibreCat-ID: 62782
Ostwald, Richard, Thorsten Bartel, and Andreas Menzel. “Extending a Finite Strain Hyperelastic Micro‐sphere Framework towards Phase Transformations.” PAMM 16, no. 1 (2016): 381–82. https://doi.org/10.1002/pamm.201610179.
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2015 | Dissertation | LibreCat-ID: 62784
Ostwald, Richard. Modelling and Simulation of Phase Transformations in Elasto-Plastic Polycrystals. LibreCat University, 2015. https://doi.org/10.17877/DE290R-155.
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2015 | Journal Article | LibreCat-ID: 62783
Ostwald, Richard, Thorsten Bartel, and Andreas Menzel. “An Energy-Barrier-Based Computational Micro-Sphere Model for Phase-Transformations Interacting with Plasticity.” Computer Methods in Applied Mechanics and Engineering 293 (2015): 232–65. https://doi.org/10.1016/j.cma.2015.04.008.
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2014 | Journal Article | LibreCat-ID: 62785
Ostwald, Richard, Thorsten Bartel, and Andreas Menzel. “A Gibbs‐energy‐barrier‐based Computational Micro‐sphere Model for the Simulation of Martensitic Phase‐transformations.” International Journal for Numerical Methods in Engineering 97, no. 12 (2014): 851–77. https://doi.org/10.1002/nme.4601.
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2014 | Journal Article | LibreCat-ID: 62786
Ostwald, Richard, Marcel Tiffe, Thorsten Bartel, Andreas Zabel, Andreas Menzel, and Dirk Biermann. “Towards the Multi-Scale Simulation of Martensitic Phase-Transformations: An Efficient Post-Processing Approach Applied to Turning Processes.” Journal of Materials Processing Technology 214, no. 8 (2014): 1516–23. https://doi.org/10.1016/j.jmatprotec.2014.02.022.
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2012 | Journal Article | LibreCat-ID: 62788
Ostwald, Richard, Thorsten Bartel, and Andreas Menzel. “Simulation of Phase‐transformations Based on Numerical Minimization of Intersecting Gibbs Energy Potentials.” PAMM 12, no. 1 (2012): 277–78. https://doi.org/10.1002/pamm.201210129.
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2012 | Journal Article | LibreCat-ID: 62787
Ostwald, Richard, Thorsten Bartel, and Andreas Menzel. “Phase-Transformations Interacting with Plasticity – A Micro-Sphere Model Applied to TRIP Steel.” Computational Materials Science 64 (2012): 12–16. https://doi.org/10.1016/j.commatsci.2012.05.015.
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2011 | Journal Article | LibreCat-ID: 62790
Ostwald, Richard, Thorsten Bartel, and Andreas Menzel. “Interaction of Phase‐transformations and Plasticity – a Multi‐phase Micro‐sphere Approach.” PAMM 11, no. 1 (2011): 417–18. https://doi.org/10.1002/pamm.201110200.
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2011 | Journal Article | LibreCat-ID: 62789
Biermann, D., A. Menzel, T. Bartel, F. Höhne, R. Holtermann, Richard Ostwald, B. Sieben, M. Tiffe, and A. Zabel. “Experimental and Computational Investigation of Machining Processes for Functionally Graded Materials.” Procedia Engineering 19 (2011): 22–27. https://doi.org/10.1016/j.proeng.2011.11.074.
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2010 | Journal Article | LibreCat-ID: 62791
Ostwald, Richard, T. Bartel, and A. Menzel. “A Computational Micro‐sphere Model Applied to the Simulation of Phase‐transformations.” ZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift Für Angewandte Mathematik Und Mechanik 90, no. 7–8 (2010): 605–22. https://doi.org/10.1002/zamm.200900390.
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2010 | Journal Article | LibreCat-ID: 62792
Ostwald, Richard, Thorsten Bartel, and Andreas Menzel. “A Micro‐sphere Approach Applied to the Modelling of Phase‐transformations.” PAMM 10, no. 1 (2010): 315–16. https://doi.org/10.1002/pamm.201010150.
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2009 | Journal Article | LibreCat-ID: 62793
Unger, J., Richard Ostwald, and B. Svendsen. “Thermodynamic Multifield Modeling of Electromagnetic Metal Forming.” International Journal of Material Forming 2, no. S1 (2009): 907–10. https://doi.org/10.1007/s12289-009-0486-9.
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