Dr. Dominik Bartuschat
Dr.-Ing. Dominik Bartuschat, M.Sc.(hons); Dipl.-Ing. (FH)
Research
- Software design of a finite-element multigrid framework for Earth mantle convection simulations on exascale supercomputers.
- Efficient algorithms for large-scale multiphysics simulations of particle-laden electrokinetic flows.
- Efficient parallel geometric multigrid solvers.
- Simulation of charged particles in electrolyte solutions for applications in laboratory-on-a-chip systems.
Activities
- Current Software Projects: TerraNeo and waLBerla.
- Co-organization of HPC symposium Computational Science at Scale, CoSaS 2018.
- Organization of Minisymposium Large-Scale Simulation in Geodynamics at SIAM PP 2018.
- Organization of International Workshop on Parallel Numerics, PARNUM 2017.
Publications
2019
A Scalable and Modular Software Architecture for Finite Elements on Hierarchical Hybrid Grids
In: Andrew Adamatzky, Selim Akl, Georgios Sirakoulis (ed.): From Parallel to Emergent Computing, : Taylor & Francis, 2019
ISBN: 9781138054011
DOI: 10.1201/9781315167084-8
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HyTeG: A High Performance Multigrid Framework on Hybrid Meshes
SIAM Conference on Computational Science and Engineering (CSE19) (Spokane, Washington, 25. February 2019 - 1. March 2019)
URL: https://www10.cs.fau.de/publications/talks/2019/Thoennes_Spokane_SIAMCSE19_2019-02-25.pdf
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2018
A Finite Element Multigrid Framework for Extreme-Scale Earth Mantle Convection Simulations
SIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 18) (Tokyo, 7. March 2018 - 10. March 2018)
URL: https://www10.cs.fau.de/publications/talks/2018/Thoennes_Tokio_SIAMPP18_2018-03-09.pdf
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A Finite Element Multigrid Framework for Extreme-Scale Earth Mantle Convection Simulations
SIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 18) (Tokyo, 7. March 2018 - 10. March 2018)
URL: https://www10.cs.fau.de/publications/talks/2018/Bartuschat_Tokyo_SIAMPP2018_2018-03-10.pdf
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A scalable multiphysics algorithm for massively parallel direct numerical simulations of electrophoresis
In: Journal of Computational Science 27 (2018), p. 147 - 167
ISSN: 1877-7503
DOI: 10.1016/j.jocs.2018.05.011
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Massively Parallel Simulations of Particulate Electrokinetic Micro-fluid Flows
Indo-German Symposium on Advanced Measurements and Multiscale CFD Simulations for Intensification of Multiphase Flow Processes (IIT Delhi, Neu Delhi, 3. October 2018 - 5. October 2018)
URL: https://www10.cs.fau.de/publications/talks/2018/Bartuschat_Delhi_Indo-GermanSymposium_2018-10-05.pdf
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Terra-Neo - Integrated Co-Design of an Exascale Earth Mantle Modeling Framework
SPPEXA Annual Plenary Meeting 2018 (Institute for Advanced Study, Garching bei München, Germany, 21. March 2018 - 22. March 2018)
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The HyTeG Finite-Element Framework for Scalable Geophysics Simulations
International Symposium on Computational Science at Scale (Friedrich-Alexander-Universität Erlangen-Nürnberg, 5. September 2018 - 7. September 2018)
URL: https://www10.cs.fau.de/publications/posters/2018/Kohl_CoSaS_2018.pdf
(Conference report)
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The HyTeG Finite-Element Software Framework for Scalable Multigrid Solvers
In: International Journal of Parallel, Emergent and Distributed Systems (2018)
ISSN: 1744-5760
DOI: 10.1080/17445760.2018.1506453
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Sustainability and Efficiency for Simulation Software in the Exascale Era
SIAM Conference on Parallel Processing for Scientific Computing (SIAM PP 18) (Tokyo, 7. March 2018 - 10. March 2018)
URL: https://www10.cs.fau.de/publications/talks/2018/Thoennes_Tokio_SIAMPP18_2018-03-09.pdf
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2017
Applications of Lattice Boltzmann Methods
UGC-DAAD Project, LBM Lecture Series 2017 (IIT Delhi, Neu Delhi, 9. January 2017 - 13. January 2017)
URL: https://www10.cs.fau.de/publications/talks/2017/Bartuschat_Delhi_UGC-DAAD_2017-01-12.pdf
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A parallel finite element multigrid framework for geodynamic simulations with more than ten trillion unknowns
CSEConf2017 -- 2017 International Conference on Computational Science and Engineering - Software, Education, and Biomedical applications (Oslo, Norwegen, 23. October 2017 - 25. October 2017)
URL: https://www10.cs.fau.de/publications/talks/2017/Bartuschat_Oslo_CSEconf17_2017-10-23.pdf
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2016
Direct Numerical Simulation of Particle-Laden Electrokinetic Flows on High Performance Computers (Dissertation, 2016)
URL: https://opus4.kobv.de/opus4-fau/frontdoor/index/index/docId/7298
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Two computational models for simulating the tumbling motion of elongated particles in fluids
In: Computers & Fluids 127 (2016), p. 17-35
ISSN: 0045-7930
DOI: 10.1016/j.compfluid.2015.12.010
URL: http://arxiv.org/pdf/1503.06869v1.pdf
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Massively Parallel Multiphysics Simulations with the waLBerla Software Framework
SuperMUC Status and Results Workshop 2016 (Garching, 26. April 2016 - 27. April 2016)
Open Access: https://www10.cs.fau.de/publications/talks/2016/Bartuschat_Garching_SuperMUC_StatResWrkshp_2016-04-27.pdf
URL: https://www10.cs.fau.de/publications/talks/2016/Bartuschat_Garching_SuperMUC_StatResWrkshp_2016-04-27.pdf
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Simulation of Earth Mantle Convection
5th European Seminar on Computing (Pilsen, 5. June 2016 - 10. June 2016)
Open Access: https://www10.cs.fau.de/publications/talks/2015/Ruede_ESCO_Pilsen_2016-06-09.pdf
URL: https://www10.cs.fau.de/publications/talks/2015/Ruede_ESCO_Pilsen_2016-06-09.pdf
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2015
Parallel Multiphysics Simulations of Charged Particles in Microfluidic Flows
In: Journal of Computational Science 8 (2015), p. 1-19
ISSN: 1877-7503
DOI: 10.1016/j.jocs.2015.02.006
URL: http://www.sciencedirect.com/science/article/pii/S1877750315000162
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Effects of surface roughness and electrokinetic heterogeneity on electroosmotic flow in microchannel
In: Fluid Dynamics Research 47 (2015), p. 1-19
ISSN: 0169-5983
DOI: 10.1088/0169-5983/47/3/035505
URL: http://iopscience.iop.org/article/10.1088/0169-5983/47/3/035505/pdf
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Coupled Physical Models for Extreme-Scale Computing
HIGH PERFORMANCE COMPUTING IN SCIENCE AND ENGINEERING (Ostrava, 25. May 2015 - 28. May 2015)
Open Access: https://www10.cs.fau.de/publications/talks/2015/Ruede_Ostrava_2015-05-26.pdf
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Coupled Physical Models for Extreme-Scale Computing
CADMOS Day (EPFL Lausanne, 11. June 2015 - 11. June 2015)
Open Access: https://www10.cs.fau.de/publications/talks/2015/Ruede_Lausanne_2015-06-11.pdf
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Direct numerical simulation of charged particles in complex flows
Minisymposium “Decoupling methods for multi-physics and multiscale problems” auf der ICIAM 2015 (Beijing, 10. August 2015 - 14. August 2015)
Open Access: https://www10.cs.fau.de/publications/talks/2015/Ruede_Beijing_2015-08-11.pdf
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2014
Parallel Multiphysics Simulations of Charged Particles in Microfluidic Flows
(2014)
URL: http://arxiv.org/abs/1410.6609
(online publication)
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Simulation of a hard-spherocylinder liquid crystal with the pe
In: Computer Physics Communications 185 (2014), p. 3156-3161
ISSN: 0010-4655
DOI: 10.1016/j.cpc.2014.08.014
URL: http://www.sciencedirect.com/science/article/pii/S0010465514002926
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2012
Parallel multigrid for electrokinetic simulation in particle-fluid flows
2012 International Conference on High Performance Computing & Simulation (HPCS 2012) (Madrid, 2. July 2012 - 6. July 2012)
In: Proceedings of the 2012 International Conference on High Performance Computing & Simulation (HPCS 2012) 2012
DOI: 10.1109/HPCSim.2012.6266940
URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6266940
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2010
An Orthogonal Matching Pursuit Algorithm for Image Denoising on the Cell Broadband Engine
8th International Conference, PPAM 2009 (Wroclaw, 13. September 2009 - 16. September 2009)
In: Parallel Processing and Applied Mathematics, Berlin Heidelberg: 2010
DOI: 10.1007/978-3-642-14390-8_58
URL: http://www.springerlink.com/content/JXJ06Q00R1U03516
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2009
A parallel K-SVD implementation for CT image denoising
(2009), p. 26
URL: https://www10.cs.fau.de/publications/reports/TechRep_2009-01.pdf
(Techreport)
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Showcases
Supervised theses
- Numerical reconstruction of fundamental solutions of the Stokes system using Finite Elements
- Galerkin Coarsening with Higher-Order Transfer Operators for Cell-Centered Multigrid
- Cell-Centered Multigrid with Higher-Order Transfer Operators in waLBerla
- Volumetric method for calculating the flow around moving objects in lattice-Boltzmann schemes
- Lubrication correction for simulating particle fluid interaction with the lattice Boltzmann method
- Fluid flow simulations using the lattice Boltzmann method with multiple relaxation times
- Transient simulation of electric double layers in electrokinetic flows with a coupled Lattice Boltzmann Link-Flux method
- Numerical Solution of the Poisson-Nernst-Planck Equation System
- Fluid-Particle Interaction with the Immersed Boundary Lattice Boltzmann method
Please have a look at UnivIS.
Teaching
Summer Term 2015
Simulation and Scientific Computing 2 (SiWiR2)
Summer Term 2014
Simulation and Scientific Computing 2 (SiWiR2)
Winter Term 2013/14
Simulation and Scientific Computing 1 (SiWiR1)
Summer Term 2013
Simulation and Scientific Computing 2 (SiWiR2)
Winter Term 2012/13
Simulation and Scientific Computing 1 (SiWiR1)
Summer Term 2012
Simulation and Scientific Computing 2 (SiWiR2)
Winter Term 2011/12
Simulation and Scientific Computing 1 (SiWiR1)
Summer Term 2011
Simulation and Scientific Computing 2 (SiWiR2)
Winter Term 2010/11
Simulation and Scientific Computing 1 (SiWiR1)
Summer Term 2010
Simulation and Scientific Computing 2 (SiWiR2)
Winter Term 2009/10
Simulation and Scientific Computing 1 (SiWiR1)
Advanced numerical techniques with applications in image processing (KTHANTIP)
Summer Term 2009
Simulation and Scientific Computing 2 (SiWiR2)