Dr.-Ing. Sebastian Fuchs

Contact

• Room 1233
• Email: sebastian.fuchs@tum.de
• Phone: +49 (0) 89 289 15262
• Fax:     +49 (0) 89 289 15301

Teaching

• Finite Elemente Praktikum (SS 2017, SS 2018, SS 2019, SS 2020, SS 2021)
• Praktische Softwareentwicklung für komplexe Simulationsumgebungen im Ingenieurwesen - lecture on software testing (WS 2019/2020, SS2020, WS2020/2021)

Research Interests

• Particle methods: Smoothed Particle Hydrodynamics (SPH), Discrete Element Method (DEM)
• Fluid-structure interaction (FSI)
• Computational multi-physics modeling of the human stomach (gastric electrophysiology, fluid dynamics of digesta, solid mechanics of gastric wall)
• Physics-based simulation of selective laser melting (SLM) processes on the mesoscale (melt pool hydrodynamics)
• Modeling and simulation of powder spreading processes in metal AM
• High performance computing and software development

Publications

Articles in Peer-Reviewed International Journals

• Meier C, Fuchs SL, Much N, Nitzler J, Penny RW, Praegla PM, Proell SD, Sun Y, Weissbach R, Schreter M, Hodge NE, Hart AJ, Wall WA. Physics-Based Modeling and Predictive Simulation of Powder Bed Fusion Additive Manufacturing Across Length Scales. GAMM - Mitteilungen (2021); https://doi.org/10.1002/gamm.202100014, https://arxiv.org/abs/2103.16982
• Fuchs SL, Meier C, Wall WA, Cyron CJ. An SPH framework for fluid-solid and contact interaction problems including thermo-mechanical coupling and reversible phase transitions. Advanced Modeling and Simulation in Engineering Sciences (2021); https://doi.org/10.1186/s40323-021-00200-w, https://arxiv.org/abs/2103.07925
• Meier C, Fuchs SL, Hart AJ, Wall WA. A novel smoothed particle hydrodynamics formulation for thermo-capillary phase change problems with focus on metal additive manufacturing melt pool modeling. Computer Methods in Applied Mechanics and Engineering (2021); https://doi.org/10.1016/j.cma.2021.113812, https://arxiv.org/abs/2012.08788
• Brandstaeter S, Fuchs SL, Biehler J, Aydin RC, Wall WA, Cyron CJ. Global sensitivity analysis of a homogenized constrained mixture model of arterial growth and remodeling. Journal of Elasticity (2021); https://doi.org/10.1007/s10659-021-09833-9
• Fuchs SL, Meier C, Wall WA, Cyron CJ. A novel smoothed particle hydrodynamics and finite element coupling scheme for fluid-structure interaction: the sliding boundary particle approach. Computer Methods in Applied Mechanics and Engineering (2021); https://doi.org/10.1016/j.cma.2021.113922, https://arxiv.org/abs/2010.09526
• Brandstaeter S*, Fuchs SL*, Aydin RC, Cyron CJ. Mechanics of the stomach: A review of an emerging field of biomechanics. GAMM - Mitteilungen (2019); https://doi.org/10.1002/gamm.201900001 (*co-first authorship)
• Brandstaeter S, Gizzi A, Fuchs SL, Gebauer AM, Aydin RC, Cyron CJ. Computational model of gastric motility with active-strain electromechanics. ZAMM - Journal of Applied Mathematics and Mechanics (2018); https://doi.org/10.1002/zamm.201800166

Other Articles

• Aydin RC, Miftahof RN, Brandstaeter S, Fuchs SL, Cyron CJ. Computational Modeling of the Stomach. GACM Report, winter 2020, 13:34-39

International Conference Contributions with Abstract

• Fuchs SL, Meier C, Wall WA, Cyron CJ. A coupling scheme for fluid-structure interaction using SPH and FEM: the novel sliding boundary particle approach. 6th ECCOMAS Young Investigators Conference. Virtual Congress, July 7-9, 2021
• Fuchs SL, Meier C, Wall WA, Cyron CJ. Dirichlet-Neumann partitioned fluid-structure interaction using SPH and FEM. 14th World Congress in Computational Mechanics (WCCM) and ECCOMAS Congress. Virtual Congress, January 11-15, 2021
• Brandstaeter S, Fuchs SL, Gizzi A, Aydin RC, Cyron CJ. Gastric peristalsis: a computational framework based on active-strain electromechanics. 14th World Congress in Computational Mechanics (WCCM) and ECCOMAS Congress. Virtual Congress, January 11-15, 2021
• Brandstaeter S, Gizzi A, Fuchs SL, Aydin RC, Cyron CJ. Active-strain electromechanics of gastric tissue. 25th Congress of the European Society of Biomechanics (ESB 2019). Vienna, Austria, July 7-10, 2019.
• Brandstaeter S, Fuchs SL, Gizzi A, Aydin RC, Cyron CJ. Active-strain electromechanics for the computational modelling of gastric peristalsis. 90th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM 2019). Vienna, Austria, February 18-22, 2019.

Supervised Student Projects

• Computational modeling of patient-specific gastric electromechanics, Master's thesis (2021), in co-operation with Prof. Gizzi, Universita Campus Bio-Medico di Roma
• Kernel Gradient Correction for free Surface Water Wave Propagation with Smoothed Particle Hydrodynamics, Master's thesis (2021), in co-operation with Prof. Dalrymple, Northwestern University
• An electromechanics material model for the simulation of human gastric tissue, Term Paper (2020)
• Scientific visualization of fluid-structure interaction problems using ParaView and Blender, Visualization Techniques in Computational Mechanics (2020)
• Advanced Powder Spreading Simulations for Metal Additive Manufacturing using the Discrete Element Method, Master's Thesis (2020)
• Scientific Visualization of a Fluid Flow around a Cylinder using ParaView and Blender, Visualization Techniques in Computational Mechanics (2020)
• A Human Gastric Electromechanics Model with Realistic Geometry, Master's Thesis (2019)
• Mixing Behavior of Cohesive Metal Powders Modeled via the Discrete Element Method, Bachelor's Thesis (2019)
• Modeling the Motion of Rigid Bodies in Fluid Flows using Smoothed Particle Hydrodynamics, Bachelor's Thesis (2019)
• Visualization of SPH-based Fluid Dynamics and Phase Change Simulations using Blender, Visualization Techniques in Computational Mechanics (2019)
• Modelling Marangoni Effects through Weakly Compressible Smoothed Particle Hydrodynamics, Term Paper (2019)
• Implementation of a Discrete Element Method Framework, student assistant (2018)

Education

• since 2016 Research Associate at the Institute for Computational Mechanics (Lehrstuhl für Numerische Mechanik), Technische Universität München, Germany
• since 2016 Research Associate as a member of the Emmy Noether Group "Vascular Growth & Remodeling in Aneurysms" (Head: Dr.-Ing. Christian J. Cyron), Technische Universität München, Germany
• 2016 Master of Science (M.Sc.), Mechanical Engineering, Technische Universität München, Germany
• 2013 Bachelor of Science (B.Sc.), Engineering Science, Technische Universität München, Germany