Konferenzen & Vorträge

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Konferenzen

♦Co-Organisation Special Session `Space-Time Methods for PDE-based Simulation and Optimization' at 15th International Conference on Large-Scale Scientific Computations, Jun 16-20, 2025, Sozopol, Bulgaria

  • zusammen mit Ulrich Langer (JKU/RICAM Linz)
  • Homepage LSSC 2025

♦Organisation Summer School and Workshop on Modeling and Numerics in Epidemiology, Dec 9-13, 2024, Universidad del Valle, Cali, Colombia

♦Organization MS `1702 Modeling and simulation of coupled processes in geological media' at 16th World Congress on Computational Mechanics and 4th Pan American Congress on Computational Mechanics, Jul 21-26, 2024, Vancouver, Canada

  • together with Robert Gracie, Haim Waisman, Mengsu Hu, Adriana Paluszny and Mostafa Mobasher
  • Homepage 1700

♦Organization MS `1606 Phase-field interface modeling for multiphase and multiphysics simulations' at 16th World Congress on Computational Mechanics and 4th Pan American Congress on Computational Mechanics, Jul 21-26, 2024, Vancouver, Canada

  • together with Rajeev Jaiman and Xiaoyu Mao
  • Homepage 1600

♦Organization MS `0416 Space-time modeling of coupled problems' at 16th World Congress on Computational Mechanics and 4th Pan American Congress on Computational Mechanics, Jul 21-26, 2024, Vancouver, Canada

  • together with Philipp Junker
  • Homepage 0400

♦Organization MS `0213 Current trends in phase-field modeling and computations' at 16th World Congress on Computational Mechanics and 4th Pan American Congress on Computational Mechanics, Jul 21-26, 2024, Vancouver, Canada

  • together with Fadi Aldakheel, Roberto Alessi, Laura De Lorenzis, Yousef Heider, Emilio Martinez-Paneda
  • Homepage 0200

♦Organisation Oberwolfach Workshop ID 2402 Fracture as an Emergent Phenomenon, Jan 7-12, 2024, Oberwolfach, Germany

♦Organisation Winter School on Efficient Linear Solves for Model Order Reduction (MOR), Dec 5-7, 2023, Leibniz University Hannover

♦Organisation Conference on Applied, Computational and Algorithmic Optimization (CACAO), Hannover, Germany, Sep 25-26, 2023

  • 60th birthday Prof. Marc C. Steinbach (Hannover)
  • Committee Prof. Sven Beuchler, Prof. Thomas Wick, Dr. Christian Günther, M.Sc. Denis Khimin, M.Ed./ M.Sc. Senta Lange, M.Sc. Jenny Schubert, Roswitha Behrens, Natascha Krienen
  • Homepage CACAO

♦Organisation 10th deal.II Users and Developers Workshop, Hannover, Germany, Sep 11-15, 2023

  • Lokales Organisationskommittee: Thomas Wick, Jan Philipp Thiele, Sebastian Kinnewig, Denis Khimin, Julian Roth, Hendrik Fischer, Leon Kolditz, Lukas Dreyer, Tobias Knoke
  • Flyer *.pdf
  • Homepage 10th deal.II

♦Organisation MS `14 Goal‐oriented Error Estimation and Adaptivity' at ENUMATH, Sep 4-8, 2023

  • zusammen mit Sven Beuchler (Hannover), Bernhard Endtmayer (Hannover) und Dirk Praetorius (Wien)
  • *.pdf MS14
  • Homepage ENUMATH

♦Organisation MS `Error-Controlled Adaptive Algorithms in Full-Order and Reduced-Order Model Simulations' at 10th ICIAM in Tokyo (Japan), Aug 20-25, 2023

  • zusammen mit Kapil Ahuja (IIT Indore) und Marc Steinbach (Hannover)
  • Homepage ICIAM 2023

♦Organization MS `MS4-03 - Modern numerical methods and simulation techniques for complex flow problems' at 22nd Computational Fluids Conference CFC 2023 in Cannes, France, Apr 25-28, 2023

  • together with Thomas Richter (Magdeburg)
  • Homepage MS4-03 MS4-03
  • Homepage CFC 2023

♦Organisation Winter School on Mathematics of Data Science, Dec 12-14, 2022, Leibniz University Hannover

♦Organisation Peruvian Conference on Scientific Computing, Okt 3-6, 2022, Cusco, Peru

♦ Organisation MS 23: Multiscale modeling of multiphysics problems with non-local phase-field, 9th GACM Colloquium on Computational Mechanics 2022, Essen, Sep 21-23, 2022

  • zusammen mit Ritukesh Bharali, Nima Noii, Somdatta Goswami, Maryam Parvizi
  • Homepage GACM
  • Homepage MS 23

♦ Organisation MS 1 Efficient Solvers for Maxwell Equations, DD27, Prague, Jul 25-29, 2022

  • zusammen mit Sven Beuchler, Joachim Schöberl
  • Homepage List of MS
  • Homepage MS 1

♦Organisation WAND 2022 Workshop on Adaptive Methods and Novel Discretization Techniques in Continuum Mechanics, Jul 13-15, 2022, Salzburg, Austria

  • zusammen mit Andreas Schröder (Salzburg) und Winnifried Wollner (Hamburg)
  • Homepage WAND 2022
  • Program

♦Organisation 41st Northern German Colloquium on Applied Analysis and Numerical Mathematics (NoKo), June 2022

  • zusammen mit Sven Beuchler (Leibniz Universität Hannover, main organizer),
    Philipp Morgenstern, Tim Haubold, Roswitha Behrens (alle IfAM, LUH)
  • Homepage NoKo 2022

♦ Organisation MS159: INNOVATIONS IN PHASE-FIELD MODELING, COMPUTATION AND EXPERIMENTAL VALIDATION, ECCOMAS, Oslo, Jun 5-9, 2022

  • zusammen mit Fadi Aldakheel, Yousef Heider, Roberto Alessi and WaiChing Sun
  • Homepage MS 159

♦Organisation Treffen GAMM-Fachausschuss, Hannover, Sep 27-28, 2021, in presence

  • zusammen mit Sven Beuchler, Hauptorganisator (IfAM, Hannover)

♦Organisation MS DFG-SPP 1748 at GAMM 2021 in Kassel, Mar 15-19, 2021 ONLINE

  • zusammen mit Jörg Schröder (Univ. Duisburg-Essen)
  • Homepage GAMM 2021

♦ Organisation auf WCCM / ECCOMAS MS408: EXPERIMENTAL VALIDATION OF PHASE-FIELD MODELS FOR SOLID, FLUID AND POROUS MEDIA Paris Online, Jan 11-15, 2021

  • zusammen mit Yousef Heider, Fadi Aldakheel, WaiChing Sun und SeonHong Na
  • Homepage WCCM 2021

♦Organisation MS03 `Current Trends in Computational Fracture Mechanics' at GACM in Kassel (Germany), Aug 28-30, 2019

  • zusammen mit Fadi Aldakheel (Leibniz Universität Hannover, main organizer),
    Yousef Heider, Department of Civil Engineering and Engineering Mechanics, Columbia University in the City of New York, USA,
    Resam Makvandi, Institute of Mechanics, Otto von Guericke University Magdeburg, Germany
  • Homepage GACM 2019

♦Organisation MS101 `Computational Poro- and Geo-mechanics (in honor of Professor Mary F. Wheeler)' at USNCCM in Austin (USA), Jul 28-Aug 01, 2019

  • zusammen mit Guglielmo Scovazzi, Duke University, Andro Mikelic, Universite de Lyon
  • Homepage USNCCM 2019

♦Organisation MS `Phase-Field Models in Simulation and Optimization' at ICIAM in Valencia (Spain), July 15-19, 2019

  • zusammen mit Roberto Alessi (University of Pisa), Winnifried Wollner (TU Darmstadt, main organizer)
  • Homepage ICIAM 2019

♦Organisation MS `Numerical Methods for Phase Field Fracture Problems' at MAFELAP in Brunel (London), Jun 17-21, 2019

  • zusammen mit Laura de Lorenzis (Univ. Braunschweig), Winnifried Wollner (TU Darmstadt)
  • Homepage MAFELAP 2019

♦Local organization DAAD meeting `PeCCC', Apr 25, 2019

  • local organization Thomas Wick
  • main organization Stefan Frei (UCL, UK), Thomas Richter (Univ. Magdeburg)
  • Homepage PeCCC

♦Organisation MS DFG-SPP 1748 at GAMM 2019 in Vienna, Feb 18-22, 2019

  • zusammen mit Jörg Schröder (Univ. Duisburg-Essen)
  • Homepage GAMM 2019

♦Organisation Workshop Current trends and open problems in computational solid mechanics Leibniz Universität Hannover, Oct 8-9, 2018

♦Organisation Workshop Adaptive Discretizations, Solvers and Optimization of fracture propagation problems Leibniz Universität Hannover, Dec 15, 2017

♦Organisation MS2.21 Numerical Methods for Coupled Problems in Porous Media auf der 9. Interpore-Konferenz im Mai 2017

  • zusammen mit Arne Naegel und Andreas Vogel (beide Goethe-Universität Frankfurt)
  • Homepage der Interpore-Konferenz
  • Homepage MS2.21

♦Lokaler Co-Organisator des 2. Workshops Space-Time Methods for PDEs im Special Semester Computational Methods in Science and Engineering am RICAM Linz, Nov 2016

  • zusammen mit Ulrich Langer (RICAM Linz), Hauptorganisator Olaf Steinbach (Graz, Austria)
  • Homepage of Workshop 2

♦Organization of a FSI-Mini-Workshop/Seminar at RICAM Linz, Jul 2016

  • zusammen mit Lukas Failer (TU Munich)
  • Homepage of the Mini-FSI 2016 workshop/seminar

♦Organisation Minisymposium Numerical Methods for Flow and Fractures in Subsurface Modeling at MAFELAP in Brunel (UK), June 2016

  • zusammen mit Mary F. Wheeler (ICES, UT Austin)
  • Homepage MAFELAP 2016

♦Organisation Symposium Modeling, Adaptive Discretizations and Solvers for Fluid-Structure Interaction am RICAM in Linz (Austria), Jan 2016

♦Organisation ENUMATH MS Numerical Analysis and Methods for Problems with Singularities in Ankara (Turkey) Sep 2015

  • zusammen mit W. Wollner (Univ. Hamburg)
  • Homepage ENUMATH 2015

♦Organisation HPSC MS Modeling, Simulation and Optimization of Complex and Extreme Flows in Hanoi (Vietnam) Mar 2015

  • zusammen mit T. Richter (Univ. Heidelberg)
  • Homepage MS MOSCEF
  • Homepage conference HPSC 2015

♦Organisation MS Reactive flow, geomechanics and compositional models in porous media at Interpore in Milwaukee 26.-30. May 2014

  • zusammen mit M.F. Wheeler, B. Ganis, K. Kumar, G. Pencheva (alle ICES, UT Austin)

♦Organisation MS Optimization with fluid-structure interaction at MAFELAP Jun 2013:

  • zusammen mit T. Richter (Heidelberg University)

♦Organisation deal.II Workshop in Heidelberg 06. bis 10. August 2012:

  • zusammen mit B. Janssen (University of Bern), T. Heister (Texas A&M University) und Matthias Maier (Heidelberg University)
  • siehe Hauptseite deal.II
  • und deal.II Workshop

♦Organisation Workshop Numerics and Analysis of non-Newtonian Fluids in Heidelberg 13.-14. Januar 2011:

  • zusammen mit Adrian Hirn, Maria Neuss-Radu (beide IWR Heidelberg)
  • Homepage: Non-Newton

♦Organisation deal.II Workshop in Heidelberg 23. bis 25. August 2010:

♦Organisation des 1. Annual Colloquiums der HGS MathComp Heidelberg der deutschen Exzellenzinitiative 10. Oktober 2009:





Vorträge

Gesamt: 174 Vorträge (zwischen Dez 2005 und Dez 2024)

♦Wissenschaftliche Vorträge auf Konferenzen und Forschungsaufenthalten:

07. Dez. 2024 Nobelpreistalk Physik 2024
Leibniz University Hannover, Dec 7, 2024, Poster, Photo 1 (Copyright DPG / Oerke 2024), Photo 2 (Copyright DPG / Oerke 2024), Photo 3 (Copyright DPG / Oerke 2024)
28. Nov. 2024 Modeling, Discretization, Optimization, and Simulation of Phase-Field Fracture Problems
MUSEN-Kolloquium, TU Braunschweig, Germany
05. Nov. 2024 A thermo-flow-mechanics-fracture model coupling a phase-field interface approach and thermo-fluid-structure interaction
Workshop on fluid flow and reactive transport in porous media, Ingolstadt, Germany
10. Okt. 2024 Space-time goal-oriented a posteriori error control and adaptivity for discretization errors and incremental POD-based ROM
Salzburg Mathematics Colloquium, Austria, Oct 10, 2024
03. Okt. 2024 Modeling, Discretization, Optimization, and Simulation of Phase-Field Fracture Problems
LMPS Seminar at ENS Paris-Saclay, France, Oct 3, 2024
24. Sep. 2024 Space-Time Modeling, Discretization, and Goal-Oriented Error Estimation of Coupled Problems
The 8th Chinese-German Workshop on Computational and Applied Mathematics, College of Mathematics, Sichuan University, China, Sep 23 - 27, 2024
10. Sep. 2024 Partition-of-unity (PU) localizations of dual-weighted residual (DWR) estimators for single and multiple goal functionals
Chemnitz FE Symposium 2024, Germany, Sep 9 - 11, 2024
23. Jul. 2024 Space-Time Galerkin finite element discretization and error control for coupled problems
WCCM/PANACM, Vancouver, Canada, Jul 21-26, 2024
14. Jun. 2024 Space-time goal-oriented error control with model order reduction dual-weighted residuals for incremental POD-based ROM for time-averaged goal functionals
CMAM-10, Bonn, Jun 10-14, 2024
19. Mär. 2024 Phase-field modeling of propagating fluid-filled fractures coupled to a surrounding porous medium
Multi-scale methods for reactive flow and transport in complex elastic media, Conference in memory of prof. Andro Mikelic, Dubrovnik, March 19-22, 2024
23. Jan. 2024 Space-Time Discretization, Numerics, and A Posteriori Goal-Oriented Error Estimation
GAMM-Nachwuchsgruppe, Space-Time Afternoon, Leibniz University Hannover, Germany
16. Jan. 2024 Space-time goal-oriented error control with the DWR method for incremental POD-based ROM
Oberseminar, University of Bremen, Germany
08. Jan. 2024 Fracture as an emergent phenomenon: brief introduction to variational / phase-field fracture
Short talk, Mathematisches Forschungsinstitut Oberwolfach, Germany
Dec 05, 2023 Space-Time Modeling, Discretization and Solution of Coupled Problems in Incompressible Flow, Fluid-Structure Interaction and Porous Media
Hot topics workshop: Recent Progress in Deterministic and Stochastic Fluid-Structure Interaction, Dec 4-8, 2023, Berkeley, California, United States
Nov 23, 2023 Space-time goal-oriented a posteriori error control and adaptivity for incremental POD-based ROM
MORTech at ENS Paris-Saclay, France
Oct 24, 2023 A high-accuracy phase-field fracture fluid-structure interaction framework
Advances in Computational Mechanics (ACM) 2023, 80th birthday Thomas J.R. Hughes, MS 24.1, Austin, TX, USA
Sep 7, 2023 Efficient Monolithic Methods for Fluid-Structure Interaction Applied to Flapping Membranes
ENUMATH, MS 29, Lisboa, Portugal
Jun 26, 2023 LUH Forum: Lehre, innovative Pruefungsformate
LUH Forum Lehre, Leibniz University Hannover, Germany
Jun 21, 2023 Multiphysics Phase-Field Modeling and Efficient Numerical Solution in Fractured Porous Media
SIAM Geosciences 2023, Bergen, Norway
May 31, 2023 Domain Decomposition with Neural Network Interface Approximations for time-harmonic Maxwell's equations with different wave numbers
GAMM 2023 in Dresden, S22 Scientific Computing, Germany
Mar 29, 2023 Modeling, adaptive discretizations, and solvers of multiphysics phase-field fracture
RICAM Linz, 20th birthday RICAM, 70th birthday Prof. Heinz Engl, Linz, Austria
Mar 17, 2023 Modeling, discretization, optimization, and simulations of nonstationary, nonlinear, coupled PDEs and VIs
IIT Indore Seminar, Indore, India
Jan 10, 2023 Modeling, discretization, optimization, and simulations of nonstationary, nonlinear, coupled PDEs and VIs
IRTG 2657 Seminar, LUH Hannover and ENS Paris-Saclay, Germany/France
Nov 25, 2022 Next generation high performance error-controlled parallel numerical solutions of nonlinear, coupled problems in optics
Pitch, Cluster of Excellence PhoenixD, Leibniz University Hannover, Germany
Sep 29, 2022 Neural Network Guided Adjoint Computations in Dual Weighted Residual Error Estimation
MS 130: Machine Learning for Finite Element Analysis - Part II of II, SIAM MDS 2022, San Diego, USA (hybrid conference; talk online from Cusco, Peru, given)
Aug 16, 2022 Efficient solution of porous media phase-field fracture: matrix-free multigrid for the mechanics step and global-local approaches
MS 5: Modern poromechanics: Modeling, Discretization and Iterative Solution Methods, GAMM, Aachen, Germany
Jul 26, 2022 A non-intrusive adaptive global-local approach for phase-field fracture problems
MS06: Domain Decomposition for Multi-Physics Problems, DD27, Prague, Czech Republic
Jul 25, 2022 Matrix-free monolithic multigrid methods for Stokes and generalized Stokes Problems
DD27, Prague, Czech Republic
Jun 07, 2022 Space-time fluid-structure interaction with adjoint-based methods for error estimation and optimization
MS 45D Innovative Methods for Fluid-Structure Interaction IV, key-note lecture, ECCOMAS, Oslo, Norway
Jan 31, 2022 Mathematical modeling, efficient numerical solvers, error control, adaptivity, and optimization of coupled processes in optics using Maxwell's equations, elasticity, plate elements, and Navier-Stokes
Excellence cluster PhoenixD, Task group S, Hannover, Germany
Sep 11, 2021 Multigoal-oriented error estimation
18th European finite element fair, Paris, hybrid format
Sep 07, 2021 Multiphysics modeling, robust numerics and fast solvers for laser material processing (Project P5)
PhoenixD retreat, Schneverdingen, Germany, in presence
Aug 28, 2021 Numerical modeling and scientific computing for porous media phase-field fracture problems
CIMAC-X, Peru, online, plenary talk
Link to youtube presentation
Jul 07, 2021 Adjoint-based methods for optimization and goal-oriented error control applied to fluid-structure interaction
VI ECCOMAS Young Investigators Conference, MS13 Novel Numerical Methods for Fluid-Structure Interaction Problems, Valencia, Spain, online
Jun 24, 2021 IPACS: Integrated Phase-Field Advanced Crack Propagation Simulator. An adaptive, parallel, physics-based-discretization phase-field framework for fracture propagation in porous media
SIAM Geosciences, Milano, Italy, online
Jun 03, 2021 A phase-field method for propagating fluid-filled fractures coupled to a surrounding porous medium
Interpore MS 24 (memory Andro Mikelic), online
Mar 18, 2021 Recent applications of the adjoint in nonlinear nonstationary fluid-structure interaction
GAMM, Kassel, Germany, online
Mar 09, 2021 Adaptive Phase-Field Modeling for Fractured Media
Seminar talk at Ecole Normale Superieure Paris-Saclay, France
Mar 02, 2021 Modeling and numerical methods for fracture propagation in porous media
CRC1114 Conference, FU Berlin, Germany, online
Jan 11, 2021 Optimization with Nonstationary, Nonlinear Monolithic Fluid-Structure Interaction
WCCM, ECCOMAS, Paris, France, online
Dec 11, 2020 Parallel Block-Preconditioned Monolithic Solvers for Fluid-Structure-Interaction Problems
DD26, Hong Kong, online
Jul 25, 2020 Preconditioner and a parallel FE solver for the time harmonic Maxwell equation
Excellence cluster PhoenixD, Area S meeting, Germany, online
Jul 17, 2020 Fluid-Structure Interaction: Modeling, Discretization, Optimization, and Simulation
Department of Mathematics, Sona College of Technology, Salem 636005, Tamil Nadu, India, online
Mar 4, 2020 Phase-field Fracture Propagation in Porous Media using IPACS: Integrated Phase-Field Advanced Crack Propagation Simulator. An adaptive, parallel, physics-based-discretization phase-field framework for fracture propagation in porous media
CSM Affiliates Meeting, UT Austin, USA
Feb 28, 2020 Attempts to understand variational phase-field fracture for nearly, incompressible solids with experimental data
Experimental and Computational Fracture Mechanics, Validating peridynamics and phase field models, Baton Rouge, Louisiana, USA
Oct 2, 2019 A phase-field model in nearly incompressible solids - Numerical application and error estimation
ENUMATH, Egmond aan Zee, the Netherlands
Oct 1, 2019 An iterative staggered scheme for phase field brittle fracture propagation with stabilizing parameters
ENUMATH, Egmond aan Zee, the Netherlands
Sep 12, 2019 DWR a posteriori error estimation for multiple goal functionals
GAMM Fachausschuss Numerische Analysis Meeting, University of Duisburg-Essen, Germany
Sep 09, 2019 Phase-field fracture modeling and adaptive mesh refinement in porous media
SFB 1313, summer school talk (key-note lecture), University of Stuttgart, Germany
Link to summer school
Aug 22, 2019 Recent progress on phase-field fracture modeling and numerical simulations
7th Sino-German Symposium on Computational and Applied Mathematics, Kiel, Germany
Jul 30, 2019 Robust and Efficient Numerical Methods for Phase-field Fracture in Porous Media
USNCMM 15 in Austin (Texas), MS 101 Computational Poro- and Geo-mechanics, Honoring Professor Mary F. Wheeler, USA
Jul 01, 2019 On efficient and robust numerical solution algorithms for nonstationary, nonlinear, coupled problems
AANMPDE in Strobl, key-note lecture, Austria
Jun 26, 2019 Phase field methods for fractured media
Hasselt, Summer school talk, Belgium
Jun 19, 2019 Dual-weighted residual a posteriori error estimation for multiple goal functionals
MAFELAP (Talk in MS), Uxbridge, UK
Mar 14, 2019 Phase-field Fracture Modeling of Fluid-filled Fractures in Porous Media
SIAM GS 19, Houston, USA
Dec 4, 2018 Numerical modeling, adaptive methods, and scientific computing for multiphysics problems
LUH-India Workshop, Hannover, Germany
Aug 26, 2018 Long-term simulation of large deformation, mechano-chemical FSI in ALE and fully Eulerian coordinates
Reactive Flows in Deformable, Complex Media, Oberwolfach Aug 26 - Sep 1, 2018, Germany
Jul 10, 2018 Numerical modeling, adaptive methods, and scientific computing for multiphysics problems
Antrittsvorlesung, Leibniz University Hannover, Germany
Jul 04, 2018 Modified Newton methods and mesh adaptivity for variational phase-field fracture propagation
Seminar in Braunschweig, Germany
Jul 03, 2018 Was ein Blatt Papier und Mathe gemeinsam haben: beide sind bis zum Zerreissen spannend
Girls only - die SommerUni 2018, Hannover, Germany
Jun 22, 2018 Internationale interdisziplinäre Forschung mit Anwendungen in der Multiphysik
Workshop on Recent Advances in Numerical Analysis, Heidelberg, Germany
Jun 11, 2018 Long-term simulation of large deformation, mechano-chemical FSI in ALE and fully Eulerian coordinates
ECCOMAS in Glasgow, UK
Jun 01, 2018 A variational partition-of-unity dual-weighted residual estimator for partial differential equations
NoKo in Braunschweig, Germany
Mar 20, 2018 Mesh adaptivity for variational phase-field fracture problems
GAMM in Muenchen, Germany
Jan 26, 2018 An optimal control setting for phase-field fracture problems
Seminar in Mathematics at University College London, UK
Dec 5, 2017 Benchmark-type simulations in porous media, Mandel's problem, and pressurized fractured porous media, Sneddon's tests and extensions
Workshop on Flow in Deformable Porous Media, Hamburg Germany
Nov 24, 2017 Modified Newton methods and mesh adaptivity for variational phase-field fracture propagation
Ram3 in Rome, Italy
10. Okt. 2017 Newton methods for solving fully monolithic phase-field quasi-static brittle fracture propagation
Seminar at RICAM/JKU Linz, Austria
20. Jun. 2017 Robust and efficient methods for phase-field fracture in porous media
X-DMS (ECCOMAS) in Umea, Sweden
15. Jun. 2017 Newton methods and adaptivity for the fully monolithic solution of phase-field fracture
CFRAC (ECCOMAS) in Nantes, France
09. Mai 2017 Phase-field fracture propagation in porous media
Interpore in Rotterdam, the Netherlands
05. Apr. 2017 Modified Newton methods for the fully monolithic solution of phase-field fracture propagation
OCIP in Muenchen, Germany
06. Feb. 2017 Coupling fluid-structure interaction with phase-field fracture
Rencontres Inria-LJLL en calcul scientifique, France
21. Dez. 2016 Coupling fluid-structure interaction with phase-field fracture
Seminar talk at MathComp Heidelberg, Germany
16. Dez. 2016 Modeling and simulation of phase-field fracture
Seminar talk at JKU Linz, Austria
25. Nov. 2016 Zielfunktionalberechnungen und adaptive Finite-Elemente-Verfahren fuer Phasenfeld-Risse/Multiphysikprobleme
Mathematical Colloquium in Hannover, Germany
10. Nov. 2016 Adaptive Time-Step Control for Nonlinear Fluid-Structure Interaction
Workshop 2 of the Special Semester Computational Methods in Science and Engineering at RICAM Linz, Austria
24. Okt. 2016 Zielfunktionalberechnungen und adaptive Finite-Elemente-Verfahren fuer Phasenfeld-Risse/Multiphysikprobleme
Mathematical Colloquium in Chemnitz, Germany
12. Okt. 2016 Challenges in multiphysics phase-field fracture
Rannacher-Meeting in Heidelberg, Germany
12. Okt. 2016 Mechano-chemical fluid-structure interactions including solid growth and non-Newtonian flow
SOPEF in Heidelberg, Germany
05. Jul. 2016 Goal functional evaluations for Poisson's problem and phase-field fracture using PU-based DWR mesh adaptivity
AANMPDE(JS)-9-16 in Strobl, Austria
16. Jun. 2016 Phase-field fracture propagation: modeling and numerical methods
MAFELAP in Uxbridge (UK)
02. Jun. 2016 Goal functional evaluations and adaptive finite elements for phase-field fracture problems
Mathematisches Seminar an der Universität Bonn (Deutschland)
29. Apr. 2016 Numerical methods for p-Laplace type problems
Austrian Numerical Analysis Day in Innsbruck (Austria)
24. Mar. 2016 Goal functional evaluations and adaptive finite elements for phase-field fracture/multiphysics problems
Mathematisches Seminar an der Ecole Polytechnique (Frankreich)
15. Mar. 2016 An error-oriented Newton method within an augmented Lagrangian algorithm for the fully monolithic solution of phase-field fracture propagation
OCIP an der TUM, München (Germany)
04. Feb. 2016 Spatial mesh adaptivity for phase-field fracture problems
3rd GAMM Workshop on Phase Field Modeling, Braunschweig (Germany)
28. Jan. 2016 Zielfunktionalberechnungen und adaptive Finite-Elemente-Verfahren für Phasenfeld-Risse/Multiphysikprobleme
Mathematical Seminar, Augsburg (Germany)
02. Dez. 2015 Modeling and robust numerical methods for phase-field fracture propagation
Mathematical Seminar, Hannover (Germany)
01. Dez. 2015 Modeling and robust numerical methods for phase-field fracture propagation
Mathematical Seminar, Bochum (Germany)
13. Nov. 2015 Modeling and simulation of fluid-filled phase-field fractures in porous media
Seminar in IWS (Rainer Helmig), Stuttgart
11. Nov. 2015 Numerical methods for phase-field fracture propagation
Seminar in AG Numerik (Rannacher), Heidelberg
11. Nov. 2015 Robust numerical methods for forward solutions and gradient-based optimization for phase-field fracture propagation: current challenges
HCO challenge workshop in parameter and state estimation, Heidelberg
17. Sep. 2015 A posteriori error estimation and mesh adaptivity using a weakly-localized DWR applied to fluid-structure interaction
ENUMATH conference in Ankara, Turkey
16. Sep. 2015 Computational error analysis and mesh adaptivity for phase-field fracture evolution problems
ENUMATH conference in Ankara, Turkey
23. Jul. 2015 Mesh adaptivity and error estimation for phase-field-based fracture propagation
YIC GACM conference in Aachen, Germany
20.May.2015 3D phase-field for pressurized fracture propagation in heterogeneous media
ECCOMAS Coupled Problems and IACM conference at San Servolo Island, Venice, Italy
23.Apr.2015 Variational-Monolithic Fluid-Structure Interaction in ALE and Fully Eulerian Coordinates
Seminar in Saarbruecken/Germany
26.Mar.2015 Robust methods and adaptivity for the numerical solution of variational inequalities for phase-field-based fracture problems
GAMM conference in Lecce/Italy
19.Mar.2015 A partition-of-unity-based variational localization of the DWR estimator with application to nonlinear fluids and solids
6th conference on high performance computing in Hanoi/Vietnam
27.Jan.2015 A partition-of-unity-based (PUM) variational localization of the dual-weighted residual (DWR) estimator
Mathematisches Kolloquium an der TU Dortmund (Deutschland)
10.Jan.2015 Fluid-Structure Interaction in ALE and Fully Eulerian Coordinates with Application in Hemodynamics (link)
ICCP-9 conference (Singapur)
11.Nov.2014 Variational Mesh Adaptation/Adaptivity with Highest Mesh Quality for Extreme Flow Situations in Moving Boundary Problems (link)
IWH Symposium Heidelberg (Deutschland)
30.Sep.2014 Adaptive Finite Elements for Phase-Field to Solve Pressurized Fracture Propagation in Poroelasticity
CMAM6 in Strobl (Österreich)
17.Sep.2014 Fracture propagation solved with a primal-dual active set phase-field technique (link)
Radon Gruppenseminar am RICAM (Österreich)
Jun 05, 2014 Phase-Field Modeling, Numerics, and Simulation of Propagating Pressurized-Fractures
Seminar an der TUM München (Deutschland)
May 29, 2014 Phase-Field Modeling for Pressurized Crack Propagation in a Porous Medium
Interpore conference in Milwaukee (USA)
Mar 01, 2014 An ALE framework for reactive flows in thin channels with induced boundary movement due to precipitation and dissolution processes
Finite Element Rodeo at ICES/Austin (USA)
Feb 25, 2014 Phase-Field Modeling, Numerics, and Simulation of Propagating Pressurized-Fractures
Seminar at UH Houston (USA)
Feb 11, 2014 Numerical concepts for solid growth and reaction-induced boundary movements in blood vessels
Internationales Wissenschaftsforum Heidelberg (Germany)
Feb 4, 2014 Pressurized-Fracture Propagation using a Phase-Field Approach Coupled to a Reservoir Simulator
SPE HFTC conference in the Woodlands/USA, Alternate Presentation
Nov 18, 2013 Adaptive Finite Elements for Fluid-Structure Interaction in ALE and Fully Eulerian Coordinates
Invited Seminar, RICAM in Linz (Austria)
Nov 12, 2013 Adaptive Finite Elements for Fluid-Structure Interaction in ALE and Fully Eulerian Coordinates
Invited Seminar, TUM Munich (Germany)
Nov 7, 2013 Fluid-Structure Interaction with the Fluid-Solid Interface-Tracking/Interface-Capturing Technique using ALE and Fully Eulerian Coordinates with Application in Hemodynamics
Invited Seminar, UH Houston (USA)
Oct 29, 2013 Modeling, Numerics, and Simulation of Propagating Pressurized-Fractures using a Phase-Field Approach
CSM Affiliates Meeting in Austin (USA)
Aug 29, 2013 A fluid-structure interaction framework for reactive flows in thin channels with induced boundary movement due to precipitation and dissolution processes
ENUMATH in Lausanne, Switzerland
Aug 20, 2013 Numerical Simulations of Pressurized and Propagating Fractures using a Phase-Field Approach
deal.II Workshop in College Station, USA
Jul 29, 2013 Numerical Simulations of Pressurized and Propagating Fractures using a Phase-Field Approach
ConocoPhillips in Houston, USA
Jun 26, 2013 Parameter Estimation for the coupled Biot-Lam\'e-Navier in Subsurface Modeling
ARMA Conference in San Francisco, USA
Jun 18, 2013 Finite Elements for Reactive Flow in a Fracture and Reaction-Induced Boundary Movement
SIAM Geosciences in Padua, Italy
Jun 11, 2013 Parameter Estimation in Fluid-Structure Interaction and Subsurface Flows
MAFELAP in Uxbridge, UK
May 02, 2013 DOpElib: The Differential Equations and Optimization Environment
Public HGS MathComp Talk Heidelberg, Germany
Feb 27, 2013 Fluid-structure interaction in fully Eulerian and EALE coordinates
ACM FEF in San Diego, USA
Oct 31, 2012 Optimal Control and Parameter Estimation for Stationary Fluid-Structure Interaction
CSM Affiliates Meeting, USA
7. Aug. 12 Solving monolithically-coupled fluid-structure interaction modeled in ALE, Eulerian, and EALE coordinates with the deal.II library
deal.II Workshop in Heidelberg, Germany
27. Jun 12 Fluid-Structure Interaction in ALE, Fully Eulerian, and EALE Coordinates: Modeling, Simulation and Optimization
ICES, The University of Texas at Austin, USA
15. Mai 12 Fluid-Structure Interaction in ALE and Fully Eulerian Coordinates: Modeling, Discretization and Simulation,
Heidelberg-Vietnam Meeting, Heidelberg, Germany
29. Mar 12 Adaptive Finite Elements and Optimal Control with Application to Biomedical Problems: Modeling, Simulation and Optimization,
SIAM Chapter Heidelberg, 1st Meeting, Opening Ceremony, Germany
20. Mar 12 Fluid-Structure Interaction in ALE and Fully Eulerian Coordinates,
Research stay in Kaiserslautern, Germany
14. Mar 12 Optimal Control for Fluid-Structure Interaction with Application to Heart Valve Settings,
Workshop on Numerical Methods for Optimal Control and Inverse Problems in München, Germany
06. Mar 12 Optimal Control for Fluid-Structure Interaction with Application to Heart Valve Settings,
5th International Conference of High Performance Computing in Hanoi, Vietnam
09. Nov 11 Optimal Control for Heart-Valve Interactions,
HGS Annual Colloquium in Altleiningen (Germany)
04. Oct 11 Comparison of second order time-stepping schemes for fluid-structure interactions with emphasis on the ALE convection term,
2nd ICCE Conference in Darmstadt (Germany)
22. Sep 11 An Energy Absorbing Layer for the Structure Outflow Boundary Applied to Heart Valve Dynamics,
SIMBIO Conference in Bruxelles (Belgium)
09. Sep 11 Energy Absorbing Techniques for 2D Valve Dynamics Solved by a Monolithic Fluid-Structure Interaction Framework,
ENUMATH Conference in Leicester (England)
10. Mai 11 Adaptive Finite Elements for Monolithic Fluid-Structure Interaction Modeling for a Long Axis Heart Valve Simulation,
CMM Conference in Warsaw (Poland)
25. Mar. 11 Adaptive Finite Elements for PDE-Constrained Optimization Governed by a Non-Linear Fluid-Structure Interaction System,
FEF Conference in Munich
10. Mar. 11 Fluid-Structure Interaction Modeling in a Monolithic Frame: Applied to a 2D Heart Valve Simulation,
CEMAT / Instituto Superior Técnico, Universidade Técnica de Lisboa
14. Jan. 11 Numerical Simulation of Valve Dynamics with Fluid-Structure Interactions and Non-Newtonian flows,
Workshop Numerics and Analysis of Non-Newtonian Fluids, Heidelberg
19. Nov. 10 Fluid Structure Interaction applied to Heart Valve Simulations,
Annual Colloquium of HGS MathComp in Heidelberg
12. Nov. 10 Monolithic Fluid-Structure Modeling for a Long Axis Heart Valve Simulation,
Mathematisches Kolloquium, Siegen
23. Sep. 10 Heart Valve Simulation by a fully implicit Fluid-Structure Interaction Approach,
ICM / Uniwersytet Warszawski
23. Aug. 10 DOpE: Deal Optimization Environment,
deal.II Workshop, Heidelberg
01. Jul. 10 Fluid-Structure Interaction based on a Monolithic Variational Formulation with Biharmonic Structure Extension,
Oberseminar Lehrstuhl mathematische Optimierung, Technische Universität München
16. Jun. 10 Block Preconditioning with Schur Complements for Fluid-Structure Interaction,
ECCOMAS 2010, Lisbon
24. Mar. 10 On Fluid-Structure Interactions in ALE and Fully Eulerian Coordinates,
GAMM 2010, Karlsruhe
27. Feb. 10 Fluid-Structure Interactions in a Monolithic ALE Framework for Heart Valve Simulations,
Prag-Heidelberg Workshop 2010, Prag
10. Okt. 09 Fluid-Structure Interactions in a Monolithic ALE Framework with Applications in Medical Engineering,
Annual Colloquium of HGS MathComp in Heidelberg
25. Sep. 09 Fluid-Structure Interactions in a Monolithic ALE Framework with Applications in Medicine,
ICM / Uniwersytet Warszawski
17. Jul. 09 Fluid-Structure Interactions in a Monolithic ALE Framework with Focus on Stationary Problems,
CEMAT / Instituto Superior Técnico, Universidade Técnica de Lisboa
07. Feb. 09 Optimal Control Problems with Fluid-Structure Interaction,
Jahreskolloquium des Internationalen Graduiertenkolleg 710, Heidelberg

♦Wissenschaftliche Vorträge in den Arbeitsgruppen:

01. Okt. 2024 Scientific Computing
IRTG 2657 Hannover-Paris-Saclay, Short Presentation, Oct 1, 2024
13. Okt. 2022 Modeling, discretization, optimization, and simulations of nonstationary, nonlinear, coupled PDEs and VIs
Oberseminarvortrag, IfAM, Leibniz University Hannover
24. Nov. 2015 Coupling fluid-structure interaction with phase-field fracture: modeling and simulation
Seminar in der NuMa Gruppe der JKU (Austria)
20.Jan.2015 A partition-of-unity-based variational localization of the dual-weighted residual estimator
Seminar in der NuMa Gruppe der JKU (Austria)
13. Nov. 09 On Fluid-Structure Interaction Problems with Applications in Medicine,
Fachbereich Mathematik, Universität Siegen
29. Okt. 09 On Fluid-Structure Interaction Problems,
Oberseminar AG Numerik, Universität Heidelberg
15. Okt. 09 Numerical Treatment of FSI Problems in a Monolithic ALE Framework,
Oberseminar Angewandte Analysis, Universität Heidelberg
02. Jul. 09 Stationary Fluid-Structure Interaction Problems in a monolithic ALE Framework,
Oberseminar AG Simulation und Optimierung, Universität Heidelberg
17. Apr. 09 Fluid-Structure Interaction Problems and Variants in an ALE Framework,
Oberseminar AG Numerik, Universität Heidelberg
13. Feb. 09 'Partitioned' and 'Monolithic' Frameworks for Modeling Fluid-Structure Interaction (FSI) Problems and an Outlook to Adaptive Finite Elements for Optimal Control Problems,
Fachgruppe Wissenschaftiches Rechnen, Universität Siegen
06. Nov. 08 Untersuchung von Kopplungsmechanismen von Struktur-Fluid-Interaktion,
Antrittsvortrag AG Numerik , Universität Heidelberg

♦Sonstige Vorträge und Präsentationen:

Nov 4, 2023 Mathematik bis zum Zerreissen spannend
Die Nacht, die Wissen schafft, Leibniz University Hannover, Germany
Nov 5, 2022 Mathematik bis zum Zerreissen spannend
Leibniz AnsprechBAR, Tag der offenen Tuer, Leibniz University Hannover, Germany
Nov 02/09, 2021 Mathematik bis zum Zerreissen spannend (in german)
Digitaler November der Wissenschaft, Hannover, Germany, online
22. Apr. 2016 Poster/Diskussion: Was ein Blatt Papier und Mathe gemeinsam haben: beide sind bis zum Zerreissen spannend
Lange Nacht der Forschung, Austria
29. Feb. 2016 Phase-Field Fracture Propagation: Modeling, Numerical Analysis, and Simulation
RICAM evaluation in Linz, Austria
16. Jun 2015 Phase-Field Fracture Propagation: Modeling, Numerical Analysis, and Simulation
Scientific advisory board (SAB) meeting at RICAM Linz, Austria
27. Apr 12 Nullstellensuche mit dem Newtonverfahren,
Betrachung eines numerischen Verfahrens,
Orientierungstag in Heidelberg
4.-5. Okt. 10 The Impact of Mathematics on Medicine: Two Dimensional Long Axis Heart Valve Simulation,
Kurzpresentationen, Seminar in Heidelberg
24. Nov. 09 Mathematical Modeling and Simulation of Fluid-Structure Interaction Problems,
Kurzpresentation, Seminar in Heidelberg
18. Nov. 08 Efficient numerical solution of optimal control problems with fluid structure interaction,
Auswahlkommitteesitzung des Internationalen Graduiertenkollegs 710
19. Mai 08 Fluid-Struktur-Kopplung,
Projekttreffen zu MUSplus, Siegen
01. Apr. 08 Mathematik studieren!? ,
Schulvortrag, Gymnasium in Bad Laasphe
17. Dez. 07 Mathematik studieren!? ;
Schulvortrag, Gymnasium in Netphen

♦Seminarvorträge während des PhD und des Studiums:

24. Jun. 10 Existenz Optimaler Steuerungen fuer zeitoptimale Probleme,
Seminar AG Numerik, Universität Heidelberg
18. Nov. 09 A Lecture on Blood Flow and the Heart,
Weekly seminar des Internationalen Graduiertenkollegs 710, Heidelberg
26. Nov. 08 Investigation of Fluid-Structure Interaction,
Weekly seminar des Internationalen Graduiertenkollegs 710, Heidelberg
31. Jan. 08 Numerical Integration in FEM, Part 2,
Seminar/Oberseminar, Universität Siegen
28. Jan. 08 Fehlerabschätzung für Splines höheren Grades,
Seminar, Universität Siegen
24. Jan. 08 Numerical Integration in FEM, Part 1,
Seminar/Oberseminar, Universität Siegen
23. Jan. 08 Splines ungeraden Grades,
Seminar, Universität Siegen
17. Jul. 06 Die Extrapolationsmethode nach Richardson,
Seminar, Universität Siegen
12. Jul. 06 Einführung in die Extrapolation,
Seminar, Universität Siegen
05. Jan. 06 Anwendungen der Sätze von Weierstrass und Korovkin, u.a. auf periodische Funktionen
Proseminar, Universität Siegen
20. Dez. 05 Der Satz von Korovkin
Proseminar, Universität Siegen
13. Dez. 05 Der erste Approximationssatz von Weierstrass
Proseminar, Universität Siegen







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