Conference Agenda
Overview and details of the sessions of this conference. Please select a date or location to show only sessions at that day or location. Please select a single session for detailed view (with abstracts and downloads if available).

Session Overview 
Date: Monday, 15/Mar/2021  
1:30pm  2:00pm 
Opening Location: W001 

2:00pm  3:30pm 
PML: Prandtl Lecture Location: W002 Chair: Martin Oberlack On the spectrum of atmospheric motions 

3:30pm  4:30pm 
RvML 20/21 1 Location: W001 Chair: Ulisse Stefanelli Chair: Paul Steinmann 

4:30pm  5:00pm 
B1: Coffee Break 

5:00pm  7:00pm 
YRM1: Algorithms for coupled multiphysics problems Location: Z001 Chair: Matthias Mayr Chair: Alexander Heinlein A unified Nitsche approach for fluidstructure interactions and contact 5:20pm  5:40pm MixedDimensional Immersed Finite Element Approach for the Interaction of Submerged Fibers with Fluid Flow 5:40pm  6:00pm Comparing Arterial Wall Models for the Curved Tube FluidStructure Interaction Benchmark 6:00pm  6:20pm Simulating sea ice drift in the Southern Ocean using the LSFEM. 6:20pm  6:40pm Load balancing for dynamic contact problems on distributed memory architectures 6:40pm  7:00pm Purely hyperbolic selfgravitating flow simulations in Julia 
YRM2: Rank structured matrix and tensor techniques Location: Z002 Chair: Stefano Massei Chair: Davide Palitta Low rank approaches for the analysis of biomedical data from pre to post processing 5:20pm  5:40pm Functional Tucker approximation using Chebyshev interpolation 5:40pm  6:00pm A matrix equation method for solving PDEconstrained optimization problems 6:00pm  6:20pm Compression properties and rankstructured solvers for Toeplitz, Vandermonde and related linear systems 6:20pm  6:40pm Recycling subspaces for improved multidimensional alternating minimal energy solver 
YRM3: Recent developments in Isogeometric Analysis for Flow Problems Location: Z003 Chair: Philipp Morgenstern Chair: Andreas Apostolatos Adaptive isogeometric methods with inexact solvers 5:20pm  6:00pm SPLINEBASED METHODS FOR PARTITIONED FLUIDSTRUCTURE INTERACTION 6:00pm  6:20pm Mesh refinement for rateoptimal unstructured AS Tsplines 6:20pm  6:40pm C1 Isogeometric discretizations over multipatch domains 
YRM4: Modelling, simulation and datadriven analysis of molecular systems Location: Z004 Chair: Feliks Nüske Discovery of complex reaction coordinates in autonomous artificial intelligenceguided computer simulations 5:20pm  5:40pm Parareal algorithm in the context of Molecular Dynamics 5:40pm  6:00pm The role of the lag time in spectral estimation for Markov processes 6:00pm  6:20pm Tensorbased EDMD for the Koopman analysis of highdimensional systems 
YRM5: Complexity Reduction in Optimal Control Location: Z005 Chair: Silke Manuela Glas Chair: Carmen Gräßle Reduced basis methods for quasilinear elliptic PDEs with applications to permanent magnet synchronous motors 5:20pm  5:40pm ROMbased inexact subdivision methods for PDEconstrained multi objective optimization 5:40pm  6:00pm Reduced Order Models for the Planning of Thermal Cancer Treatments 6:00pm  6:20pm Finite element approximation of secondorder PDEs in nondivergence form in the solution of HamiltonJacobiBellman equations 6:20pm  6:40pm Aposteriori reduced basis errorestimates for a semidiscrete in space quasilinear parabolic PDE 
YRM6: Novel discretization methods for phasefield modeling in fracture mechanics Location: Z006 Chair: Fleurianne Bertrand Stress reconstructions for quasistatic phasefield fractures 5:20pm  5:40pm Solving a phasefield fracture problem in mixed form 5:40pm  6:00pm Extension of the phasefield model to anisotropic pressurized fracture 6:00pm  6:20pm Observation and viscoelastic modeling of tidal displacements at 79°N Glacier, Greenland 6:20pm  6:40pm A coupled multiphase/scale numerical description for solidification processes of steel, using a phasefield model for phasetransformation 6:40pm  7:00pm An anisotropic phasefield model for fracture based on a decomposition of the material tangent 
Date: Tuesday, 16/Mar/2021  
8:30am  10:30am 
S01.01: Numerical Methods in Multibody Dynamics Location: Z001 Chair: Simon R. Eugster Geometric numerical integration in simulation and optimal control of biomechanical motion 9:10am  9:30am Simulating mechanical systems with frictional contacts using a nonsmooth generalizedalpha method 9:30am  9:50am Energy preservation and energy dissipation in the numerical solution of flexible multibody systems 9:50am  10:10am On the Stabilization of DAEs by Partial Projection 10:10am  10:30am Multistable Tensegrity Structure as Multimodal Locomotion System 
S02.01: Growth Location: Z002 Chair: Silvia Budday Agedependent bone remodeling 8:50am  9:10am On the influence of biological availability on bone remodelling 9:10am  9:30am Continuum Model for DamageInduced Healing of Soft Biological Tissues 9:30am  9:50am A Multiscale and Multiphase Model of FunctionPerfusion Growth Processes in the Human Liver 9:50am  10:10am A multiscale perfusion model for metastatic liver tumor growth 10:10am  10:30am Exploring the interplay between cellular development and mechanics in the developing human brain 
S03.01: Phasefield modeling of fracture I Location: Z003 Chair: Fadi Aldakheel A strain gradient enhanced model for the phasefield approach to fracture 8:50am  9:10am Adaptive Shape Functions for a Phase Field Fracture Model 9:10am  9:30am Spacedependent transition zone parameter for a phasefield model of brittle fractures 9:30am  9:50am A phase field approach to cohesive fracture in line with Conti et al. [1] 9:50am  10:10am Prediction of effective anisotropic properties of heterogeneous microstructures using a crack phasefield model 10:10am  10:30am Fast implicit FFTbased solvers for phasefield brittle fracture problems on heterogeneous microstructures 
S04.01: FEtechnique & IGA (1/2) Location: Z004 Chair: ThomasPeter Fries Adaptive Particle Finite Element MEthod (APFEM) in metal cutting processes 8:50am  9:10am An objective and path independent geometrically nonlinear ReissnerMindlin shell formulation 9:10am  9:30am Comparison of Performance and Accuracy of the FETIMethods and a Direct Sparse FESolver for Truss Structures 9:30am  9:50am An embedded domain method for nonlinear structural membranes 9:50am  10:10am Nonlinear computation of cables with high order solid elements using an anisotropic material model 10:10am  10:30am Possibilities and limitations of using arbitrary precision numbers in computational mechanics 
S05.01: System dynamics Location: Z005 Chair: Elmar Woschke Modern Numerical Approaches to Quasiperiodic Oscillations 9:10am  9:30am Simulation of a tool shank for HSCmilling under the influence of an unbalance 9:30am  9:50am Nonlinear vibrations of rotating rings and shells under the usage of the finite element method 9:50am  10:10am On A Hybrid Concept for Approximating SelfExcited Periodic Oscillations of LargeScaled Dynamical Systems 10:10am  10:30am Bimodal parametric excitation of a microring gyroscope 
S06.01: Material modelling in solid mechanics Location: Z006 Chair: Patrick Kurzeja Chair: Jörn Mosler A Novel Approach to Gradient Plasticity: Dislocation and Disequilibrium Densities 9:10am  9:30am Averaging in dislocation mediated plasticity 9:30am  9:50am A new variational approach for the thermodynamic topology optimization of hyperelastic structures 9:50am  10:10am The evolution of Hooke's law under plastic deformations of fiber reinforced materials 10:10am  10:30am On the incorporation of curvature effects into the isogeometric analysis of fibrereinforced solids 
S07.01: Modelling the Behaviour of Magnetoactive Materials Location: Z007 Chair: Karl A. Kalina Modeling and analysis of magnetoelastic coupling using IGA 8:50am  9:10am Numerical modelling of electroviscoelasticity for fibre reinforced electroactive polymers. 9:10am  9:30am Multiscale bone modeling considering full coupling of mechanical, electrical and magnetic effects 9:30am  9:50am A comparative study of FEschemes for micromagnetic simulations 
S08.01: Multiscales and homogenization Location: Z008 Chair: Dietmar Gallistl Remarks on homogenization techniques in solid mechanics 9:10am  9:30am Investigation of instabilities due to growth of an elastic film on a heterogeneous, microstructured substrate: analytical and computational multiscale approaches 9:30am  9:50am An RVEbased investigation of thermoplastic vulcanizates exemplified by EPDM/PP 9:50am  10:10am Efficient monolithic solution of FE²problems 10:10am  10:30am Wang tilings for modeling and simulation of nonperiodic heterogeneous materials 
S10.01: Turbulence and reactive flows Location: Z010 Chair: Olga Shishkina Wallbounded combustion 9:10am  9:30am Numerical Modeling of Reactive Cleaning of Steel Melt in an Induction Crucible Furnace 9:30am  9:50am Stochastic Modeling of a Lifted Methane/Air Jet Flame with Detailed Chemistry 9:50am  10:10am On Spray Modeling with QuadratureBased Moment Methods 10:10am  10:30am An adaptive multiresolution framework applied to turbulent compressible reacting flows 
S11.01: Bubbles and Droplets Location: Z011 Chair: Dirk Peschka Chair: Markus Scholle Modeling and simulation of masstransfer across fluid interfaces 9:10am  9:30am Selfsimilar spreading with dynamic contact angles 9:30am  9:50am Experimental investigations on rising bubbles in vertical capillaries 
S14.01: Applied analysis Location: Z014 Chair: Marita Thomas Nonlocaltolocal convergence of CahnHilliard equations 8:50am  9:10am Sharp Interface Limits with constant Contact Angle unequal 90°  Model Problems 9:10am  9:30am Weakstrong uniqueness and stability of evolutions for multiphase mean curvature flow 9:30am  9:50am Convergence of GinzburgLandau approximations to certain complex fluid models 9:50am  10:10am Recent analytical developments on the dynamics of nematic liquid crystals 10:10am  10:30am Optimal L1relaxation and metastability for the Cahn–Hilliard equation with “bumplike” initial data 
S15.01: Machine Learning and Inverse Problems Location: Z015 Chair: Andera Barth A neural networkbased ensemble filter for nonlinear data assimilation 8:50am  9:10am Constitutive artificial neural networks: a general anisotropic constitutive modeling framework utilizing machine learning 9:10am  9:30am Physics informed neural networks for homogenization of complex microstructures 9:30am  9:50am Chanceconstrained optimal control of a gastopower system 9:50am  10:10am Influence of geometrical variation on mechanical properties of fibrous paper materials: a multivariate regression analysis 
S16.01: Optimization Location: Z016 Chair: Martin Siebenborn A Reformulation Technique for Nonlinear Bilevel Programs Based on Sequential Quadratic Programming 8:50am  9:10am Mixedinteger programming based truss topology optimization of largescale lattice structures for additive manufacturing 9:10am  9:30am Preferable Minima in Nonlinear Optimization: Definition and Algorithmic Approaches 9:30am  9:50am Regularization Techniques in Integer Optimal Control 
S17.01: Krylov convergence behavior, eigenvalue problems, and GR decompositions Location: Z017 Chair: John William Pearson Particular, worst and average cases in the analysis of Krylov subspace methods 9:10am  9:30am Prescribing convergence behavior of block GMRES and block Arnoldi 9:30am  9:50am The symmetric eigenvalue problem and hypergraphs 9:50am  10:10am A rational EvenIRA algorithm for the solution of even polynomial eigenvalue problems 10:10am  10:30am GR decompositions and their relations to Choleskylike factorizations 
S18.01: Concepts in the Finite Element Method Location: Z018 Chair: Christoph Lehrenfeld The maximal angle condition on finite elements  useful or not? 9:10am  9:30am Finite Elements and the Memory Wall 9:30am  9:50am Gradient Flow Finite Element Discretizations with EnergyBased Adaptivity for the GrossPitaevskii Equation 9:50am  10:10am Symbolic evaluation of $hp$FEM element matrices on simplices 10:10am  10:30am On the efficiency of the numerical solution of partial differential equations 
S19.01: Shape and Topology Optimization Location: Z019 Chair: Constantin Christof Chair: Johannes Pfefferer Optimization techniques on infinitedimensional shape spaces applied to PDE constrained shape optimization problems under uncertainty 8:50am  9:10am Shape optimization with large deformations based on nonlinear extension equations 9:10am  9:30am Shape, topology and eigenvalue optimization of elastic structures: a multiphasefield approach 9:30am  9:50am Topology Optimization subject to a Local Volume Constraint 9:50am  10:10am Reconstruction of small inhomogeneities using first and second order topological derivatives 10:10am  10:30am Numerical Identification of Motor Units in Muscles 

S20.01: Learningbased and Distributed MPC Location: Z020 Chair: Moritz Schulze Darup Learning and databased model predictive control with robustness guarantees 9:10am  9:30am LearningBased Model Predictive Control for MultiAgent Systems using Gaussian Processes 9:30am  9:50am Comparison of Model Predictive and Graph Algebraic Approaches to Distributed Formation Control 9:50am  10:10am Efficient Solution of Distributed MIP in Control of Networked Systems 10:10am  10:30am Infinitehorizon optimal control – Stability and dissipativity 
S21.01: Mathematical signal and image processing Location: Z021 Chair: Michael Moeller Chair: Gerlind PlonkaHoch Transport metrics in signal and image processing 9:10am  9:30am On the Correspondence between Replicator Dynamics and Assignment Flows 9:30am  9:50am Solving Inverse Problems With Deep Neural Networks  Robustness Included? 9:50am  10:10am Bregman Proximal Framework for Deep Linear Neural Networks 10:10am  10:30am Data driven regularization by projection 

10:30am  11:00am 
B2: Coffee Break 

11:00am  12:00pm 
PL1 Location: W001 Chair: Alexander Düster The method of vertical lines in nonlinear finite elements 

12:00pm  1:00pm 
PL2 Location: W002 Chair: Andreas Meister Data driven variational models for solving inverse problems 

1:00pm  2:00pm 
B3: Lunch Break 

2:00pm  4:00pm 
DFGPP 1748: Reliable simulation techniques in solid mechanics. Location: Z005 Chair: Jörg Schröder Chair: Thomas Wick Virtual Element Formulation for Finite Strain Elastodynamics 2:20pm  2:40pm Stochastic modelling of tensor fields 2:40pm  3:00pm Adaptive numerical simulation of quasistatic phasefield fractures 3:00pm  3:20pm A Discussion of Finite Element Discretizations for Fracture Phase Field Models 3:20pm  3:40pm Adaptive isogeometric phasefield modelling – diffuse heterogeneities, fracture, and structural optimization 
DFGPP 1798: Compressed sensing in information processing (CoSIP) Location: Z006 Chair: Robert J. Kunsch Sparse transforms for arbitrary linear maps 2:20pm  2:40pm RadioUNet: Fast Radio Map Estimation with Convolutional Neural Networks 
DFGPP 1881: Turbulent Superstructures Location: Z007 Chair: Jörg Schumacher Introduction to the Priority Programme on Turbulent Superstructures 2:20pm  2:40pm Lagrangian analysis of longterm dynamics of turbulent superstructures in Rayleigh–Bénard convection using evolutionary spectral clustering 2:40pm  3:00pm Time Resolved PIV for Pipe Flow Structure at shear Reynolds Number of $Re_\tau\le{5000} 3:00pm  3:20pm Turbulent superstructuers in turbulent boundary layers at high Reynolds and Mach numbers 3:20pm  3:40pm Local heat transfer measurements in large aspect ratio RayleighBénard convection 3:40pm  4:00pm The effect of finite curvature on macroscale similarities in TaylorCouette flow and RayleighBenard convection 
DFGPP 1886: Polymorphic uncertainty modelling for the numerical design of structures Location: Z008 Chair: Michael Kaliske A datadriven FEM approach to problems with uncertain material data 2:20pm  2:40pm An uncertainty model for the curing process of transversely fiber reinforced plastics 2:40pm  3:00pm Efficient domain decomposition based reliability analysis for polymorphic uncertain material parameters 3:00pm  3:20pm Optimization of additively manufactured polymer scaffolds for bone tissue engineering 3:20pm  3:40pm Optimization of Glulam Beams with Spatial Dependent Polymorphic Uncertainty Modeling of Structural Inhomogeneity 3:40pm  4:00pm The moving particles method for reliability estimation: recent advances 
DFGPP 1897: Novel approaches for influencing vibrations by means of deliberately introduced dissipation Location: Z009 Chair: Peter Eberhard Chair: Elizaveta Shishova Limit cycle computation of selfexcited dynamic systems using nonlinear modes 2:20pm  2:40pm Study on model reduction for position optimization of acoustic black holes 2:40pm  3:00pm Modeling the Mullins Effect of rubbers used in constrainedlayer damping applications 3:00pm  3:20pm Active Damping of Thin Film Shape Memory Alloy Devices 3:20pm  3:40pm Experimental and numerical study of the effects of granular mixture composition on the elastic moduli 3:40pm  4:00pm Towards the Simulation of the Friction Stir Welding Process with the Smoothed Particle Hydrodynamics Method 4:00pm  4:20pm New prospect for a combined operating mode of magnetorheological damper 
DFGPP 1962: Non smooth and complementaritybased distributed parameter systems Location: Z010 Chair: Michael Hinze SPP 1962: Non smooth and complementaritybased distributed parameter systems: simulation and hierarchical optimization 2:20pm  2:40pm Shape and topology optimization in fluids using phase field models 2:40pm  3:00pm Total Generalized Variation with Finite Elements and Applications 3:00pm  3:20pm On subdivision and continuation methods for nonsmooth multiobjective optimization problems 3:20pm  3:40pm Numerical Methods for the Regularized Beckmann Problem 3:40pm  4:00pm Computing Mstationary points by a semismooth Newton method 
DFGPP 2020: Cyclic deterioration of highperformance concrete in an experimentalvirtual lab Location: Z011 Chair: Stefan Löhnert Chair: Fadi Aldakheel Chair: Johannes Storm Multilevel approach for modelling the postcracking response of steel fibre reinforced concrete under monotonic and cyclic loading 2:20pm  2:40pm Macroscopic model for steel fiber reinforced high performance concrete based on unit cell calculations 2:40pm  3:00pm Phasefield Fracture Based on Representative Crack Elements: Inelastic Materials, Friction, Finite Deformations and Multiphysics 
DFGPP 2256: Variational Methods for Predicting Complex Phenomena in Engineering Structures and Materials Location: Z012 Chair: Georg Dolzmann PP 2256  Variational Methods for Predicting Complex Phenomena in Engineering Structures and Materials 2:20pm  2:40pm ChemoMechanics: Variational Settings and Numerical Aspects 2:40pm  3:00pm Variational based effective models for inelastic materials 3:00pm  3:20pm Compliance minimization with surface penalization for a uniaxial load 3:20pm  3:40pm On relative energy estimates for diffuse interface models of twophase flows and their structurepreserving discretization 3:40pm  4:00pm On a 2D H1xHcurl finite element ansatz for the relaxed micromorphic model 
MS1: Computational Photonics Location: Z001 Chair: Bernd Witzigmann Modeling and Simulation of the dynamics in semiconductor lasers 2:20pm  2:40pm Numerical methods for resonance phenomena in nanophotonics 2:40pm  3:00pm Simulation of quantum cascade lasers 3:00pm  3:20pm Numerical Modelling of IIINitride Light Emitting Diodes 3:20pm  3:40pm Ray tracing in thermally loaded solidstate laser crystals 
MS2: Symbolic computation methods for differential equations, dynamical systems, and control theory Location: Z002 Chair: Werner M. Seiler Chair: Eva Zerz On the relationship between Ritt and Kolchin differential algebra and tropical differential geometry 2:40pm  3:00pm Algorithmic aspects of the algebraic parameter estimation problem 3:00pm  3:20pm Algorithmic Approach to Strong Consistency Analysis of Finite Difference Approximations to PDE Systems 3:20pm  3:40pm Algorithms for DDfinite functions 3:40pm  4:00pm Symbolic computation for linear operators with matrix coefficients 
MS3: Dissipativity, Turnpikes, and Optimal Control Location: Z003 Chair: Timm Faulwasser Chair: Lars Grüne The talks in the session explain how the concepts of dissipativity and turnpikes help to understand the qualitative behaviour of solutions to optimal control problems.
Dissipativity in economic model predictive control: beyond steadystate optimality 2:20pm  2:40pm Economic MPC without terminal constraints: Gradientcorrecting end penalties enforce asymptotic stability 2:40pm  3:00pm Storage functions for differentialalgebraic equations 3:00pm  3:20pm Turnpike in optimal shape design 3:20pm  3:40pm Turnpike structures for the solutions of optimal control problems with objective functions of tracking type 3:40pm  4:00pm On the Relation of Velocity Turnpikes and Motion Primitives in Optimal Control of Mechanical Systems 
MS4: Advanced experimental and computational techniques in polymer mechanics Location: Z004 Chair: JeanBenoit LE CAM Chair: Vu Ngoc Khiêm Energy balance from thermomechanical characterization: new insights to revisit the deformation mechanisms in rubbers 2:20pm  2:40pm Experimental study on cavitation in rubber vulcanizates subjected to constrained tensile deformation 2:40pm  3:00pm Mechanics of multiple network elastomers 3:00pm  3:20pm Fracture simulation of fibre reinforced polymers by the phasefield approach 3:20pm  3:40pm Experimental investigation and modelling of photopolymers for additive manufacturing processes 

4:00pm  4:30pm 
PS1: Poster Session 1 Location: S001 Chair: Benjamin Unger A Biphasic Fiber Reinforced Model of Articular Cartilage Including the Dissipative Properties from Molecular Dynamics Simulations into a Phase Field Model for Wetting Phasefield modeling of fracture in heterogeneous materials Variational modeling of irreversible effects during solid/solid phase transformations A Multiscale Model of Growth Processes in Soft Tissue Microstructural modeling in solid mechanics On a novel approach for modeling liquid crystalline flows 

4:30pm  6:30pm 
S01.02: Dynamics of Rods and Soft Robotics Location: Z001 Chair: Kristin Miriam de Payrebrune Finite element formulations for constrained spatial nonlinear beam theories 5:10pm  5:30pm Modelling a carbon spring foot prosthesis as a predeformed geometrically exact beam 5:30pm  5:50pm Soft touch between a highly flexible bioinspired tactile sensor and 3D objects 5:50pm  6:10pm Simulative investigation of the locomotion of a snakelike soft robot 6:10pm  6:30pm Curvature sensing of a soft robot based on conductive foam 
S02.02: TPM & parameter identification Location: Z002 Chair: Oliver Röhrle Simulating vertebroplasty: A biomechanical challenge 4:50pm  5:10pm Modelling basalcell carcinoma behaviour in avascular skin 5:10pm  5:30pm Towards Consideration of Osteoarthritis in Articular Cartilage by Numerical Modeling of a Hyperelastic Biphasic Fiber Reinforced Model 5:30pm  5:50pm Inverse Identification of Material Properties of the Human Eye Using Optical Deformation Measurements 5:50pm  6:10pm Identification of mechanical models and parameters for alginatebased hydrogels as proxy materials for brain tissue 
S03.02: Phasefield modeling of fracture II Location: Z003 Chair: Ralf Müller A coarsegrained phasefield crystal model of plastic motion 4:50pm  5:10pm Suctioninduced fracturing in multiphase porous materials: Numerical modeling and experimental validation 5:10pm  5:30pm Phasefield modelling and simulation of fracture in viscoelastic materials 5:30pm  5:50pm Phasefield modelling of fatigue crack fracture under residual stresses 5:50pm  6:10pm Experimental investigation and numerical simulation of cyclic deformation behavior of SLMmanufactured aluminum alloys 
S04.02: FEtechnique & IGA (2/2) Location: Z004 Chair: Peter Betsch xNyelements in the finite cell method for simulating multimaterial problems 4:50pm  5:10pm Efficient numerical treatment of a gradient damage model for materials undergoing large deformations. 5:10pm  5:30pm Local Refinement in Isogeometric Analysis of Complex Tire Models 5:30pm  5:50pm High Performance Mesh Distortion Insensitive Unsymmetric EAS Elements for Linear Elasticity 5:50pm  6:10pm Experimental analyses of the effects of cooling lubricants to expand an FEMbased physical grinding force model 6:10pm  6:30pm A remeshing approach for the finite cell method applied to problems with large deformations 
S05.02: Multifield & vehicle dynamics Location: Z005 Chair: Johann Groß Highorder SBFEM solution of the Reynolds equation 4:50pm  5:10pm Modeling of fiberbending stiffness in fiberreinforced composites with a dynamic mixedfinite element method based on the principle of virtual power 5:10pm  5:30pm Hopf bifurcations for an oversteer vehicle  the influence of wheel load changes 5:30pm  5:50pm NonLinear Vehicle Dynamics with Multiplicative Road Models 
S06.02: Material modelling in solid mechanics Location: Z006 Chair: Patrick Kurzeja Chair: Jörn Mosler A primaldual interior point algorithm for single crystal plasticity 4:50pm  5:10pm On the algorithmic formulation of local and nonlocal crystal plasticity models 5:10pm  5:30pm Gradientextended crystal inelasticity with a coupling of a microtractions and decohesion model 5:30pm  5:50pm Phasefield modelling and simulation of the evolution of twelve crystallographic martensite variants in austenitic parent grains 5:50pm  6:10pm Structural design of additively manufactured porous Zrbased bulk metallic glass 6:10pm  6:30pm Virtual element method for finite strain crystalplasticity 
S07.02: Discretization Methods Location: Z007 Chair: Dominik Schillinger An efficient method for multiphysical problems using coupled isogeometric boundary elements and finite elements. 4:50pm  5:10pm Building models for coupled thermo elastic problems in different software architectures using a new model exchange format 5:10pm  5:30pm Variationally consistent framework to discretize higherorder imperfect interface models for thin layers with isogeometric cut finite element methods 5:30pm  5:50pm Investigation of different discretizations in time for the modeling of dynamic behavior of saturated porous media 5:50pm  6:10pm A partitioned scheme for coupling of FEM and DEM simulations of granular materials 
S08.02: Multiscales and homogenization Location: Z008 Chair: Malte A. Peter Introduction to numerical homogenization of PDEs with arbitrary rough coefficients 5:10pm  5:30pm Reconstruction of quasilocal numerical effective models 5:30pm  5:50pm Numerical Homogenization of Heterogeneous Fractional Laplacians 5:50pm  6:10pm Numerical Homogenization of Multiscale Fault Networks 6:10pm  6:30pm Numerical stochastic homogenization by quasilocal effective diffusion tensors 
S10.02: Turbulence and reactive flows Location: Z010 Chair: Sven Eckert Superstructures in RayleighBénard turbulence 5:10pm  5:30pm Velocity and Thermal Boundary Layer Equations for Turbulent RayleighBenard Convection 5:30pm  5:50pm BOUNDARY ZONAL FLOW IN TURBULENT ROTATING RAYLEIGH–BÉNARD CONVECTION 5:50pm  6:10pm Rotating turbulent RayleighBénard convection at very large Rayleigh numbers 6:10pm  6:30pm TURBULENT LIQUID METAL RAYLEIGHBÉNARD CONVECTION AT HIGH RAYLEIGH NUMBERS 
S11.02: Multiphase Flows Location: Z011 Chair: Markus Scholle Chair: Helmut Abels Chair: Dirk Peschka Sharp Interface Limits of Diffuse Interface Models for TwoPhase Flows 5:10pm  5:30pm A Model for Bilayer Couette Flow in Topographically Patterned Lubricated Contacts 5:30pm  5:50pm Evaluation of Lagrangian Particle Information from VOF Simulation Data 
S14.02: Applied analysis Location: Z014 Chair: Alexander Mielke Existence of global weak solutions to an inhomogeneous Doi model for active liquid crystals 4:50pm  5:10pm About a magnetic diffuse interface model and an existence result 5:10pm  5:30pm Explicit Results and Numerical Implementations in the Electromagnetic Field Theory 5:30pm  5:50pm On the fieldinduced transport of magnetic nanoparticles in incompressible flow 5:50pm  6:10pm Regular patterns in systems in equilibrium: From ferrofluids to dipolar BoseEinstein condensates 
S15.02: (Multilevel) Monte Carlo Methods Location: Z015 Chair: Felix Lindner A simple approach to proving wellposedness and convergence rates for a broad class of McKeanVlasov equations 4:50pm  5:30pm MLMC method to estimate propagation of uncertainties in electromagnetic fields scattered from objects of uncertain shapes 5:30pm  5:50pm Importance sampling for a robust and efficient multilevel Monte Carlo estimator for stochastic reaction networks 5:50pm  6:10pm Method of Green's potentials for elliptic PDEs in domains with random boundaries 
S16.02: Optimization Location: Z016 Chair: Martin Siebenborn A finite differences approach for optimization of gas networks 4:50pm  5:10pm A combinatorial framework for Mixedinteger optimal control problems 5:10pm  5:30pm Analysis and numerical solution of an optimal control problem arising in nonNewtonian fluid mechanics 5:30pm  5:50pm Variational discretization of a parabolic optimal control problem with sparse initial data 
S17.02: Optimization, network analysis, and fluids Location: Z017 Chair: Kirk M Soodhalter Optimization of a partial differential equation on a complex network 4:50pm  5:10pm Fast Solvers and Multilevel Circulant Preconditioners for Fractional Differential Equation Constrained Optimization 5:10pm  5:30pm Frequencyweighted damping via non smooth optimization and fast computation of QEPs 5:30pm  5:50pm Extended Group Finite Element Method for a portHamiltonian Formulation of the NonIsothermal Euler Equations 
S18.02: Numerics for Hyperbolic PDEs Location: Z018 Chair: Herbert Egger Model adaptation of hyperbolic balance laws 4:50pm  5:10pm High order wellbalanced scheme for hyperbolic balance laws 5:10pm  5:30pm Fluxes on the mesoscopic level: Boltzmann vs. BGK models 5:30pm  5:50pm Numerics of gas pipeline networks 5:50pm  6:10pm Numerical methods to solve nonlocal conservation laws for material flow problems 6:10pm  6:30pm Implicit methods for district heating networks 
S18.03: Surface PDEs and unfitted discretizations Location: Z028 Chair: Christoph Lehrenfeld Liquid crystals on deformable surfaces 5:10pm  5:30pm A trace finite element method for AllenCahn equation on evolving surfaces 5:30pm  5:50pm φFEM: a finite element method on domains defined by levelsets 5:50pm  6:10pm A subgridscale boundary layer model following from the unification of Nitsche's method and variational multiscale analysis 6:10pm  6:30pm An unfitted Eulerian finite element method for the timedependent Stokes problem on moving domains 

S19.02: Nonsmooth Systems Location: Z019 Chair: Max Winkler Analysis of Optimal Control Problems with an $L^0$ Term in the Cost Functional 4:50pm  5:10pm Structure Exploitation (not only) for PDE Constrained Nonsmooth Optimization 5:10pm  5:30pm Secondorder optimality conditions of an optimal control problem governed by a regularized phasefield fracture propagation model 5:30pm  5:50pm Optimal control of the fractional Laplace equation 5:50pm  6:10pm Optimal control of the drift in FokkerPlanck equations 6:10pm  6:30pm Characterization of fluid flows and identification of fluid flow domains by a coupled CFDMRI method 
S20.02: Model Order Reduction and System Identification Location: Z020 Chair: Jens Saak StructurePreserving Model Reduction for Bilinear Systems 4:50pm  5:10pm Model Reduction of DifferentialAlgebraic Systems by ParameterDependent Balanced Truncation 5:10pm  5:30pm AAAinspired systemstheoretic model reduction for linear dynamical systems 5:30pm  5:50pm Structure Preserving Model Order Reduction by Parameter Optimization 5:50pm  6:10pm Identification of SecondOrder Systems from Frequency Response Data 6:10pm  6:30pm DataDriven Identification of Dynamical Systems with Hard (nontrivial, strong) Nonlinearities 
S21.02: Mathematical signal and image processing Location: Z021 Chair: Gerlind PlonkaHoch Chair: Michael Moeller Superresolution of points and curves 5:10pm  5:30pm Deterministic sparse and stable FFT for Msparse vectors 5:30pm  5:50pm Exact Reconstruction of Extended Exponential Sums from their Fourier Coefficients 5:50pm  6:10pm Exact Reconstruction of Sparse NonHarmonic Signals from Fourier Coefficients 6:10pm  6:30pm Structured LowRank Approximation of Hankel Matrices 
S24.01: History of Mechanics and Mathematics Location: Z024 Chair: Otto Timme Bruhns Chair: Dietmar Gross On the History of Mechanics in St. Petersburg/Petrograd/Leningrad 4:50pm  5:10pm Plasticity, Viscosity , Tenacity – Remarks on the bitter Forbes – Tyndall Controversy 5:10pm  5:30pm History of "Sneddon" solution in contact mechanics 5:30pm  5:50pm The contribution of Theodore von Kármán to the development of metal forming technology 5:50pm  6:10pm Johannes Kepler's comments in Jost Bürgi's manuscript on "Coss" 6:10pm  6:30pm Selected historical aspects of wave phenomena in the context of dynamical systems, and applications in seamless learning 

6:30pm  7:30pm 
B4: Coffee Break 

7:30pm  9:30pm 
PubLec: Public Lecture Location: W004 Chair: Detlef Kuhl Chair: Hartmut Hetzler Die Wasserkünste von Wilhelmshöhe – Technik und Kunst 8:30pm  9:30pm Entwicklung und Einsatz wissenschaftlicher Mikroskope zwischen 1820 und 1920 
Date: Wednesday, 17/Mar/2021  
8:30am  9:30am 
S02.03: Implants & virtual injury criteria Location: Z002 Chair: Dominik Schillinger LongTerm Stability and Debonding of Cementless Implants 8:50am  9:10am Testing individualized trauma implants via a new workflow under realistic daily life scenarios 9:10am  9:30am An Active Female Human Body Model for Simulation of RearEnd Impact Scenarios 
S03.03: Experimental damage and fracture mechanics Location: Z003 Chair: Stefan Hartmann Porosity analysis in advanced materials for aero engines 8:50am  9:10am Damage and fracture of the optimized X0specimen 
S04.03: Datadriven approach Location: Z004 Chair: Christian J. Cyron A datadriven approach for the structural analysis of hybrid metalfiber reinforced plastic laminates 8:50am  9:10am Lapping as a tribological system and parameter identification aspects 9:10am  9:30am Minimum weight design of curvilinearly gridstiffened variablestiffness composite fuselage panels considering buckling and manufacturing constraints 9:30am  9:50am Sandwich panels with functionally graded strutbased lattice cores 
S06.03: Material modelling in solid mechanics Location: Z006 Chair: Björn Kiefer Chair: Stefan Diebels Neural networks for structural optimisation of mechanical metamaterials 8:50am  9:10am Applications of a hybrid approach to describe the elasticplastic deformation behavior of foam like media involving neural networks 9:10am  9:30am ConcentrationSpecific Constitutive Modeling of Gelatin Based on Artificial Neural Networks 
S08.03: Multiscales and homogenization Location: Z008 Chair: Natalie Rauter Relaxed micromorphic modeling of finitesize mechanical metamaterials 8:50am  9:10am Transparent relaxed micromorphic description of anisotropy in metamaterials 
S08.04: Multiscales and homogenization Location: Z027 Chair: Matti Schneider Multiscale modelling of the cyclic behavior of metallic materials with graded microstructure 8:50am  9:10am Integraltype nonlocal damage simulation of composites using meanfield homogenization methods 
S15.03: Stochastic Analysis and Processes Location: Z015 Chair: Andera Barth Strong convergence rates for spacetime discrete numerical approximation schemes for stochastic Burgers equations 8:50am  9:10am Hyperbolic conservation laws with stochastic jump coefficient 9:10am  9:30am Modeling of directional uncertainty using moments of the angular central Gaussian 
S18.04: Time discretization for PDEs Location: Z018 Chair: Herbert Egger Continuous Galerkin Schemes for SemiExplicit DifferentialAlgebraic Equations 8:50am  9:10am Uzawatype iterative methods for double saddle point problems in poromechanics 9:10am  9:30am Evaluation and development of a spectral deferred correction method for convectiondiffusion equations 
S20.03: Applied Control Theory Location: Z020 Chair: Lars Grüne Chair: Moritz Schulze Darup Idiophones  even simple looking musical instruments are very demanding 8:50am  9:10am A transfer operator based computational study of mixing processes in open flow systems 9:10am  9:30am Trajectory Planning for Closed Kinematic Chains Applied to Cooperative Motions in Health Care 
S21.03: Mathematical signal and image processing Location: Z021 Chair: Gerlind PlonkaHoch Chair: Michael Moeller The Deep Capsule Prior  Unsupervised image processing for computed tomography 8:50am  9:10am Generating a Real World Traffic Sign Object Detection Dataset via Bootstrapping using Synthetic Data 9:10am  9:30am 3D Gamma Image Reconstruction using Deep Convolutional Neural Networks for Proton Beam Therapy 
S22.01: Scientific computing Location: Z022 Chair: Matthias Bolten A novel blackbox preconditioning strategy for highthroughput densityfunctional theory 8:50am  9:10am Optimal experiment design with respect to electrode configurations for a piezoelectric problem 9:10am  9:30am On Defect Characterization in Carbon Fiber Reinforced Polymer via Gradientbased Optimization 

9:30am  10:00am 
PS2: Poster Session 2 Location: S001 Chair: Benjamin Unger Chanceconstrained optimal control of hyperbolic supply systems Automated shape differentiation and optimization using NGSolve Shape Optimization in Shape Spaces Structure Preserving Model Order Reduction by Parameter Optimization Adaptive concepts in POD model reduction Model Order Reduction in Production Engineering Machine Learning for Nonlinear Dynamics 

10:00am  10:30am 
PS3: Poster Session 3 Location: S001 Chair: Benjamin Unger Cooperative Object Transportation: Modeling, Control Design and Experiments Reconstruction of quasilocal numerical effective models Mathematical analysis and simulation of field models in accelerator circuits Motion design of structures based on a variational formulation A mixed phasefield fracture model  numerical simulation compared to experiments in punctured EPDM strips Dislocation density tensors in finite plasticity 

10:30am  11:30am 
RvML 20/21 2 Location: W001 Chair: Peter Wriggers Chair: Achim Ilchmann 

11:30am  1:00pm 
GAMM General Assembly 

1:00pm  2:00pm 
DKM: Plenary Meeting DEKOMECH Location: W005 Chair: Andreas Menzel 
YAMM Lunch Chair: Johanna Waimann Chair: Tobias Kaiser 

2:00pm  4:00pm 
S01.03: Collision and Nonlinear Dynamics of Rigid Bodies Location: Z001 Chair: Kristin Miriam de Payrebrune An extended version of the Intermediate Axis Theorem for a freely rotating rigid body 2:40pm  3:00pm Derivation of Analytical, Closedform Formulas for the Calculations of the Instantaneous Screw Axes of Arbitrary Rigid 3D MultiBody Systems 3:00pm  3:20pm Modeling the Evolution of a cluster of gravitating bodies taking into account their absolutely inelastic collisions 3:20pm  3:40pm Analysis of Flexible Multibody Impact Simulations Using Reduced Isogeometric Finite Element Models 3:40pm  4:00pm Improved collision detection for rigid body simulations 
S02.04: Arteries Location: Z002 Chair: Daniel Balzani Unraveling the principles of vascular mechanobiology across the scales 2:40pm  3:00pm Macroscopic modelling of stress driven anisotropic growth in bioengineered tissues 3:00pm  3:20pm Influence of residual stresses and fiber orientation on smooth muscle contraction in arterial walls 3:20pm  3:40pm Multilayered tissue models in patientspecific simulations of aortic dissection 
S03.04: Gradient damage and plasticity Location: Z003 Chair: Björn Kiefer A computational framework for gradientenhanced damage  implementation and applications 2:20pm  2:40pm Modeling gradientenhanced anisotropic ductile damage: Application to low cycle fatigue 2:40pm  3:00pm Anisotropic plasticity  regularised damage material model for sheet metals 3:00pm  3:20pm Nonlocal damage modelling for finite element simulations of ductile steel sheets under multiaxial loading 3:20pm  3:40pm Reduced integrationbased solid and solidshell finite elements for gradientextended damage 3:40pm  4:00pm A gradientenhanced micropolar damageplasticity approach for modeling mode I and mode II failure of concrete 
S04.04: SBFEM & Miscellaneous Location: Z004 Chair: Carolin Birk A comparative study of numerical approaches for the computation of effective properties of microheterogeneous materials 2:20pm  2:40pm A combination of the SBFEM and transfinite elements for modeling threedimensional structures on octreemeshes 2:40pm  3:00pm Imagebased stress analysis of porous structures produced by freeze casting 3:00pm  3:20pm A NURBS enhanced polygonal element formulation based on the scaled boundary method for the analysis of solids in boundary representation 3:20pm  3:40pm Back Calculation of Internal Forces of Concrete Skyscrapers by means of In Situ Monitoring 3:40pm  4:00pm A homogenisation approach for shell structures using scaled boundary isogeometric analysis on RVElevel 
S04.05: Dynamics & Time integration methods Location: Z025 Chair: Michael Groß Spacetime integration in structural dynamics using the proper generalized decomposition 2:20pm  2:40pm An energymomentum scheme for extended continuum models with rotational degrees of freedom 2:40pm  3:00pm Analysis of higher order accurate time integration schemes within multifield plasticity 3:00pm  3:20pm Inverse dynamics of nonlinear elastic ropes and the method of characteristics 3:20pm  3:40pm A mixed finite element formulation for energymomentum time integrations of composites with fiber bending stiffness 3:40pm  4:00pm Simulation of the dynamic properties of open cell foams by means of a macroscopic stochastic model 
S05.03: Nonsmooth dynamics & Control Location: Z005 Chair: Johann Groß Efficient surrogate strategy for investigating stickslip instability 2:20pm  2:40pm Quenching frictioninduced oscillations in multibodysystems 2:40pm  3:00pm On the orbital stability of periodic trajectories of systems with discontinuous righthand sides 3:00pm  3:20pm Mitigation of Resonant Vibrations using Impact Absorbers 3:20pm  3:40pm Stability analysis of dynamic extremum seeking systems via Lie brackets approximations 
S06.04: Material modelling in solid mechanics Location: Z006 Chair: Lisa Scheunemann Chair: Johanna Waimann Constitutive modeling of austenitic TRIPsteels at small scales  meanfield homogenization and simulation of oligocrystals 2:20pm  2:40pm Constitutive modelling of the strain induced martensite transformation observed in metastable austenitic steels and TRIP steels 2:40pm  3:00pm Intermetallic compounds formation during solidstate joining of an AlMg alloy via a multiphasefield approach 3:00pm  3:20pm The First Stage of Firn Densification  An Evaluation of Grain Boundary Sliding 3:20pm  3:40pm The effect of phase transformation on residual stress evolution during cooling 3:40pm  4:00pm Work  conjugacy of stress and strain tensors and its role in 3D hyperelastic isotropic material formulation 
S06.05: Material modelling in solid mechanics Location: Z026 Chair: Holger Steeb Experimental and numerical investigation on the mechanical behavior of 3D printed TPU 2:20pm  2:40pm Structural topology optimization of 3Dprintable microlattices for lightweight materials 2:40pm  3:00pm Numerical modelling for nonisothermal quasistatic experiments of SLSPA12 3:00pm  3:20pm Hysteretic behaviour of octettruss lattice material with shape memory 3:20pm  3:40pm Numerical investigation of the mechanical properties of an amorphous network glass 
S07.03: Porous Media Location: Z007 Chair: Tim Ricken Freezing of sea ice with inhomogeneous material distribution using the Theory of Porous Media 2:40pm  3:00pm In Silico Modeling of Coupled PhysicalBiogeochemical (PBGC) Processes in Antarctic Sea Ice 3:00pm  3:20pm Coupled simulation of deep tunnel advance in initially saturated Innsbruck quartz phyllite 3:20pm  3:40pm Geometrically and Physically Nonlinear Coupled Consolidation Problem 
S08.05: Multiscales and homogenization Location: Z008 Chair: Geralf Hütter Predictive modeling and simulation of silica aerogels by using aggregated structures 2:20pm  2:40pm Geometric and finite element modeling of biopolymer aerogels to characterize their microstructural and mechanical properties 2:40pm  3:00pm The Effect of FunctionallyGraded Voids and GNPs on the DamageTolerance of Polyurethane Foam Core 3:00pm  3:20pm New problems in homogenization: Layer vs bulk properties 3:20pm  3:40pm Applications of the Asymptotic Homogenization to Materials with Periodic and NonPeriodic Micro Structures 3:40pm  4:00pm A model order reduction technique for FFTbased microstructure simulation using a geometrically adapted reduced set of frequencies 
S08.06: Multiscales and homogenization Location: Z027 Chair: Daniel Peterseim Tensor refinement for multiscale diffusion 2:20pm  2:40pm Homogenization of linearized elasticity in a twocomponent medium with slip displacement conditions 2:40pm  3:00pm Multiscale FEM for light propagation through realistic photonic crystals 3:00pm  3:20pm Numerical Homogenization of the MaxwellDebye system 3:20pm  3:40pm Meshfree methods for parametrized partial differential equations 3:40pm  4:00pm Parametric FEM for computational homogenization of heterogeneous materials with random voids 
S10.03: Turbulence and reactive flows Location: Z010 Chair: Olga Shishkina On symmetry induced scaling laws for arbitrary moments and its validation using channel flow DNS at Re_tau=10^4 2:20pm  2:40pm Contribution of Large and Very Large Scale Motions to the Turbulent Kinetic energy in Turbulent Pipe Flow 2:40pm  3:00pm Interaction of the LargeScale Motions with the NearWall Turbulence in Pipe Flows 3:00pm  3:20pm Datadriven identification of the spatiotemporal structure of turbulent flows by streaming Dynamic Mode Decomposition 
S12.01: Waves and acoustics for solid materials Location: Z012 Chair: Fabian Duddeck Influence of the correlation model on the continuous mode conversion 2:20pm  2:40pm Heuristic dispersion design of discrete periodic systems 2:40pm  3:00pm On the analysis of contact acoustic nonlinearities caused by subsurface cracks in vibrating beams 3:00pm  3:20pm On the forward simulation and cost functions for the ultrasonic material characterization of polymers 3:20pm  3:40pm High Accuracy Measurements of Lamb Waves Using 2D Fourier Transform and Laser Vibrometry 
S14.03: Applied analysis Location: Z014 Chair: Helmut Abels The waiting time phenomenon in a Lagrangian discretization 2:20pm  2:40pm On Echo Chains in the Euler Equations as a Linear Mechanism: Blowup and Modified Asymptotics 2:40pm  3:00pm The JordanMooreGibsonThompson equation of nonlinear acoustics: Wellposedness and singular limit for vanishing relaxation time 3:00pm  3:20pm Homogenisation of Stokes Flow in a Porous Medium with Evolving Microstructure 3:20pm  3:40pm Stochastic homogenization on perforated domains 
S15.04: Uncertain Problems Location: Z015 Chair: Haakon Andreas Hoel TensorGalerkin POD for Efficient Uncertainty Quantification in PDEs with Multivariate Random Parameters 2:20pm  2:40pm Efficient Computation of the Optimal Bounds on the Probability of Failure of a Sheet Metal Forming Process 2:40pm  3:00pm Optimal sensor placement for thermoelastic coupled machine models 
S16.03: Optimization Location: Z016 Chair: Kathrin Welker An Active Signature Methode for Constrained Optimization Using AbsLinearization 2:20pm  2:40pm Scalable solvers for PDE constrained shape optimization of cellular composites 2:40pm  3:00pm Efficient level setbased topology optimization of flexible multibody systems using radial basis functions 3:00pm  3:20pm Surface Metrics and Geometrical Constraints Within CADFree AdjointBased Fluid Dynamic Shape Optimization 3:20pm  3:40pm Topology and material optimization including a filter to smooth fiber pathways 

S17.03: Data, random walks, and parallelism Location: Z017 Chair: John William Pearson Numerical Linear Algebra in Data Assimilation 2:40pm  3:00pm A computational framework for handling semi infinite quasiToeplitz matrices 3:00pm  3:20pm Multivalent Binding Kinetics as an Invariant Subspace Projection of Markov Processes 
S18.05: SpaceTime discretizations Location: Z018 Chair: Christoph Lehrenfeld Stabilized Nitsche fictitious domain method with higher order variational spacetime discretization for the NavierStokes equations 2:40pm  3:00pm Spacetime methods for the Stokes problem: dynamic meshes 3:00pm  3:20pm PDEs on Domains with TimeDependent Topology 3:20pm  3:40pm A SpaceTime Method for Maxwell's Equations 3:40pm  4:00pm TimeContinuous Simplex SpaceTime Finite Element Method and Model Order Reduction for Deforming Domain Problems 
S19.03: Learning, Stabilization and Networks Location: Z019 Chair: Daniel Wachsmuth Optimal feedback stabilization via deep neural network approximation 2:20pm  2:40pm Sparse optimization of integral shallow neural networks 2:40pm  3:00pm Adjoint Based Optimal Control of District Heating Networks 3:00pm  3:20pm Solution and Applications of PDE Constrained Inverse Problems related to Turbulence Modeling 
S20.04: Robust Control Location: Z020 Chair: Jens Saak Numerical Methods for HinfinityControl of LargeScale Systems 2:40pm  3:00pm Convex Synthesis of Accelerated Gradient Algorithms 3:00pm  3:20pm Optimization of the distance to nonpassivity and instability via robust realizations 3:20pm  3:40pm The missing link between the output and the H2norm of bilinear systems 3:40pm  4:00pm Minimality of Linear Switched Systems with known switching signal 
S21.04: Mathematical signal and image processing Location: Z021 Chair: Michael Moeller Chair: Gerlind PlonkaHoch Challenges in dynamic imaging 2:40pm  3:00pm Unsupervised classification with orthogonal projections 3:00pm  3:20pm A Generative Variational Model for Inverse Problems in Imaging 3:20pm  3:40pm Shape Reconstruction of Inclusions in Elastic Bodies Based on Real Data via Monotonicitybased Methods 
S22.02: Scientific computing Location: Z022 Chair: Matthias Bolten Beamtosolid interaction  From embedded fibers towards contact 2:20pm  2:40pm Graphbased Tensile Strength Simulations of Composite Nonwovens 2:40pm  3:00pm Asymptotically Justified Boundary Conditions for Numerics of a Viscoelastic TwoPhase Melt Spinning Model 3:00pm  3:20pm A fast and lowmemory isogeometric Galerkin method for KarhunenLoève approximation of random fields with emphasis on largescale 3D applications 3:20pm  3:40pm Modeling the Effective Transdermal and Lateral Diffusivities in Stratum Corneum using Homogenization 3:40pm  4:00pm Multiscale Modeling of Skin Penetration 

4:00pm  4:30pm 
B5: Coffee Break 

4:30pm  6:30pm 
S01.04: Control Strategies for Multibody Systems Location: Z001 Chair: Simon R. Eugster On the numerical behaviour of constrained mechanical systems within the framework of optimal control 5:10pm  5:30pm Internal Dynamics of multibody systems 5:30pm  5:50pm MBS model for design and control of a hydrofoil boat 5:50pm  6:10pm TimeOptimal Control of a Moon Landing  Ascent, Descent, and Aborts 
S02.05: Muscle & heart Location: Z002 Chair: Christian J. Cyron Computational Challenges in Modelling the Musculoskeletal System 4:50pm  5:10pm Characterisation of passive mechanical properties in healthy and infarcted rat myocardium 5:10pm  5:30pm Applicability of the pseudoelectrocardiogram approach in virtual laboratory studies: Comparison with full numerical simulations based on the bidomain model 
S03.05: Composites Location: Z003 Chair: Stefan Löhnert Experiment and simulation of a singlefiber pushout test on glass fiber reinforced SMC 4:50pm  5:10pm Analysis of the influence of processinduced damage on the fracture behaviour – a study on remote laser cut carbon fibre reinforced polymers 5:10pm  5:30pm Semianalytical method for the stress analysis of transverse cracks in composite structures 5:30pm  5:50pm A semianalytical approach for the efficient prediction of thermally induced interface crack initiation at bimaterial free edges 5:50pm  6:10pm A general sandwichtype model for delamination failure in angleply laminates under thermomechanical loading 
S04.06: Optimization Location: Z004 Chair: Ingo Muench Constrained motion design for adaptive structures based on a variational formulation 4:50pm  5:10pm Multiscale modeling and optimization of hierarchical plant structures 5:10pm  5:30pm Tail end prediction of structural response using neural networks 5:30pm  5:50pm Topology evolution of composite structures based on a phase field model 
S04.07: Vibrations & Waves Location: Z025 Chair: Kerstin Weinberg Correction of wave signals for PMMA Split Hopkinson pressure bar setups 4:50pm  5:10pm Efficient computation of coupled bending and torsion vibrations of slender structures with an axially moving eccentric load 5:10pm  5:30pm On the impact of the jerk on structural dynamics 5:30pm  5:50pm Application of variable excitation frequency for amplitude reduction 5:50pm  6:10pm Transversal vibrations of belt drives with various timevarying belt lengths 6:10pm  6:30pm A Mixed Acoustic Fluid Finite Element in Boundary Representation for FluidStructure Interaction 
S05.04: Rotor dynamics Location: Z005 Chair: Elmar Woschke Passage through resonance of two coupled exciters 4:50pm  5:10pm Influence of lubricant film cavitation on the vibration behaviour of semifloating ring supported turbocharger rotor 5:10pm  5:30pm Deformations of a piezoactuated bearing ring in journal bearings 5:30pm  5:50pm Influence of thermally induced changes in lubricating gap clearance and oil viscosity on nonlinear oscillations of hydrodynamically supported rotors 
S06.06: Material modelling in solid mechanics Location: Z006 Chair: Michele Marino A robust hybridelement family for strongly compressed hyperelastic materials 4:50pm  5:10pm Calibration of the MaterialPointMethod for machining simulation 5:10pm  5:30pm Computational Stability Analysis of DiffusionDeformation Processes at Finite Strains 5:30pm  5:50pm Electromagnetomechanical response of polycrystalline materials: computational homogenization based on the Virtual Element Method 5:50pm  6:10pm Efficient modeling of material dissolution in electrochemical machining 6:10pm  6:30pm Thermomechanical and multiscale modeling of polymeric materials with complex microstructures 
S08.07: Multiscales and homogenization Location: Z008 Chair: Gianluca Rizzi Recent advancements of the multiscale Capriccio method for polymers 4:50pm  5:10pm Aspects of adaptive discretetocontinuum modelling of thermoplastics 5:10pm  5:30pm Modeling Size Effects in Polymer NanoComposites 5:30pm  5:50pm Consideration of the nano and microscale structure of semicrystalline polymers in constitutive material models 5:50pm  6:10pm Fundamentals of electromechanically coupled computational multiscale formulations for electrical conductors 6:10pm  6:30pm Simulation of granular materials with the discrete element method to investigate their suitability as crashabsorber in ship collisions 
S08.08: Multiscales and homogenization Location: Z027 Chair: Patrick Kurzeja A numerical method for computing the effective crack resistance of heterogeneous media 4:50pm  5:10pm Damage identification in concrete using CODA waves: Multiscale computational modeling and feature engineering 5:10pm  5:30pm Modeling technique for the linearelastic material behavior of short fiberreinforced composites using random fields 5:30pm  5:50pm Numerical model reduction of the electrochemically coupled multiscale transport of Liions in structural battery electrolytes 5:50pm  6:10pm Computational Modelling and Design of Compressible Cementitious Composite Materials 6:10pm  6:30pm On selective homogenization in multiscale phasefield fracture model 
S10.04: Turbulence and reactive flows Location: Z010 Chair: Sven Eckert Turbulent flow over heterogeneous roughness 4:50pm  5:10pm Simulation of flow over pseudorandom rough surfaces 5:10pm  5:30pm Rotating spherical gap convection in the microgravity experiments GeoFlow and AtmoFlow 5:30pm  5:50pm Measurement error of tracerbased velocimetry in flow with inhomogeneous refractive indices 5:50pm  6:10pm Kolmogorov’s similarity hypotheses application in research of the turbulent swirl flows in pipe generated by the various axial fan geometries 6:10pm  6:30pm Application of the OneDimensional Turbulence model for the evaluation of collection efficiencies in wiretube electrostatic precipitators 
S12.02: Waves and acoustics for multiphysics Location: Z012 Chair: Fabian Duddeck Seismic Exploration in Tunneling using Full Waveform Inversion with a Frequency Domain Model 4:50pm  5:10pm A hybrid approach for parametric studies of wave phenomena in multilayered waveguides with cracks, electrodes and piezoelectric transducers 5:10pm  5:30pm Maximizing electromagnetic chirality by means of an asymptotic perturbation formula 5:30pm  5:50pm A localized meshless collocation method based on semianalytical basis functions for bandgap calculation of elastic waves in phononic crystals 5:50pm  6:10pm Numerical Analysis of a Levitation Device using HighOrder Accurate Methods 
S14.04: Applied analysis Location: Z014 Chair: Manuel Friedrich Coarsegraining via EDPconvergence for linear fastslow reactiondiffusion systems 4:50pm  5:10pm On the entropy method for a driftdiffusion model with trapassisted recombination and selfconsistent potential 5:10pm  5:30pm Segregation and Gap Formation in CrossDiffusion Models 5:30pm  5:50pm SpaceTime Sobolev Regularity for the Porous Medium Equation 
S15.05: Applications Location: Z015 Chair: Felix Lindner On the influence of surface roughness on frictioninduced oscillations 4:50pm  5:10pm Design of a 3D composite structure considering data uncertainties and various failure mechanisms 5:10pm  5:30pm Stochastic Variational Bayes Estimation for MultiSite Daily Precipitation Data 5:30pm  5:50pm Probability of Hitting the Target with an Imperfectly Manufactured Projectile 5:50pm  6:10pm The stochastic performance evolution analysis of long span steel arch bridge based on longterm timevarying reliability 
S16.04: Optimization Location: Z016 Chair: Andrea Walther Damage Optimisation for Air Bending 4:50pm  5:10pm Shape optimization of the X0specimen for biaxial experiments 5:10pm  5:30pm Bounded factor width matrices and sums of knomial squares. 5:30pm  5:50pm Withdrawn Talk 5:50pm  6:10pm On the Development of a Primal and Continuous Adjoint Computational Model to Minimize Hemolysis in Biomedical Applications 6:10pm  6:30pm A novel approach for the consideration of plastic material behavior in thermodynamic topology optimization 
S17.04: Sylvester equations, Ricatti equations, and polynomials Location: Z017 Chair: Kirk M Soodhalter Solving differential Riccati equations: A nonlinear spacetime method using tensor trains 4:50pm  5:10pm Roots of multivariate polynomials from tensor decompositions 5:10pm  5:30pm Distance problems for dissipative Hamiltonian systems and related matrix polynomials 5:30pm  5:50pm Parameter estimation for orthogonal polynomial moments 5:50pm  6:10pm Structure Preserving Approximation and Integration of Hamiltonian Systems 6:10pm  6:30pm On the efficient solution of largescale algebraic Riccati equations with banded data 
S18.06: Adaptive discretizations Location: Z018 Chair: Herbert Egger Adaptive spectral Galerkin methods for parabolic evolution problems in spacetime FOSLS formulation 4:50pm  5:10pm Adaptive PatankarRungeKutta methods 5:10pm  5:30pm An Adaptive FE Solver with Domain Decomposition for the Time Harmonic Maxwell Equations 5:30pm  5:50pm A polynomialdegreerobust a posteriori error estimator for Nédélec discretizations of magnetostatic problems 5:50pm  6:10pm A PU localization for spacetime goal oriented adaptive refinement for time dependent PDEs 

S19.04: Algorithms and Numerical Methods Location: Z019 Chair: Johannes Pfefferer Chair: Constantin Christof Global and local pointwise error estimates for finite element approximations to the Stokes problem on convex polyhedra 4:50pm  5:10pm The use of goal oriented error estimation for Model Predictive Control 5:10pm  5:30pm Reliable Finite Element Error Estimates for Optimal Control of Elliptic PDEs with Random Inputs 5:30pm  5:50pm Coupling Stochastic Gradient Methods with Mesh Refinement for PDE Constrained Optimization under Uncertainty 5:50pm  6:10pm Model predictive control with residualbased time adaptivity 6:10pm  6:30pm Optimal control of pedestrian dynamics 
S20.05: DAE and Hamiltonian Systems Location: Z020 Chair: Kathrin Flaßkamp Chair: Stephan Trenn Impulse free stabilization of switched differential algebraic equations 4:50pm  5:10pm The differentiation index of nonlinear differentialalgebraic equations versus the relative degree of nonlinear control systems. 5:10pm  5:30pm Asymptotic stability of neutral delay equations via semiexplict timeintegration 5:30pm  5:50pm Symplectic Partitioned RungeKutta Methods for HighOrder Approximation in LinearQuadratic Optimal Control of Hamiltonian Systems 5:50pm  6:10pm Realization of portHamiltonian systems 6:10pm  6:30pm Learning Mechanical Systems by Hamiltonian Neural Networks 
S21.05: Mathematical signal and image processing Location: Z021 Chair: Gerlind PlonkaHoch Chair: Michael Moeller Orderp means, Msmoothers, and PDEs 4:50pm  5:10pm Stochastic levelset segmentation on images with uncertain data 5:10pm  5:30pm Robust PCA via MatrixFree Regularized Reaper 5:30pm  5:50pm Convergence of PixelDriven Projection Methods 5:50pm  6:10pm Convolutional Proximal Neural Networks and PlugandPlay Algorithms 6:10pm  6:30pm Controlling Neural Networks via Energy Dissipation 
S22.03: Scientific computing Location: Z022 Chair: Benjamin Jurgelucks Optimizing MGRIT and Parareal coarsegrid operators for linear advection 4:50pm  5:10pm Parareal for coupled differential algebraic equations 5:10pm  5:30pm ParallelinTime Simulation of an Induction Machine using MGRIT 5:30pm  5:50pm A multigrid preconditioner for an entropy stable SpaceTime Discontinuous Galerkin Spectral Element method 5:50pm  6:10pm An asynchronous timeintegration method for nonlinear structural dynamics and its parallel implementation 6:10pm  6:30pm On NextGeneration Time Stepping Methods for Weather and Climate Simulations 
S23.01: Applied operator theory Location: Z023 Chair: Birgit Jacob L^p Spectrum of OrnsteinUhlenbeck operators 5:10pm  5:50pm The fastsorptionfastsurfacereaction limit of a heterogeneous catalysis model 5:50pm  6:30pm Splitoperator algorithm for the Moyal equation. Comparative studies of second and fourth order factorizations 
Date: Thursday, 18/Mar/2021  
8:30am  10:30am 
S01.05: Modeling of Elastic Multibody Systems Location: Z001 Chair: Kristin Miriam de Payrebrune Identification, Modeling and Simulation of Vibration Characteristics of a Painting 8:50am  9:10am Improving energy efficiency of bipedal walking using nonlinear compliant mechanisms 9:10am  9:30am Consideration of rubber bushings in a multibody simulation by detailed finite element models 9:30am  9:50am A holistic vibration analysis of an electric engine including mechanical and electrodynamic interactions 9:50am  10:10am Modelling of dynamic contact forces during orthogonal turn milling 
S02.06: Cells Location: Z002 Chair: Tim Ricken On the mechanical modeling of cell components 9:10am  9:30am Computational Modeling of the Passive VesicleMediated Cell Transport 9:30am  9:50am Extending a pharmacodynamic model for nuclear receptorinduced enzyme production with spatial resolution. 9:50am  10:10am Vibrational entropy calculation of proteins via kinematic flexibility analysis 10:10am  10:30am Computational modeling of structural degeneration in outer retinal layers due to drusen growth in Dry AMD 
S03.06: Wear, fatigue and residual stresses Location: Z003 Chair: Markus Kästner Experimental and numerical investigation on the effect of nonproportional load paths on damage and failure behavior in ductile metals 8:50am  9:10am Modeling of wear processes by a regularized damageplasticity model based on the emulated RVE 9:10am  9:30am A comparison between constitutive isotropic and anisotropic plasticity material models for an indentation problem 9:30am  9:50am Extension of the Local strain approach to transient material behavior and residual stresses 
S04.08: Model order reduction & Reanalysis Location: Z004 Chair: Wilfried Becker Workflow concepts to model nonlinear mechanics with computational intelligence 8:50am  9:10am Reduced order models for material nonlinearities in FEM applications 9:10am  9:30am Reanalysis for local quantities of interest 9:30am  9:50am Reanalysis of structures with varying crosssectional values based on influence functions 9:50am  10:10am Stress analysis of a circular hole in an orthotropic plate with finite width using complex potential method 
S06.07: Material modelling in solid mechanics Location: Z006 Chair: Daniel Balzani Chair: Kai Willner Comparison of two thermomechanically coupled material models in the context of parameter identification 8:50am  9:10am Energy related thermomechanical material model validation in complex tensile testing with self heating 9:10am  9:30am Unique identification of stiffness parameters for nonlinear, anisotropic textile fabrics based on fullfield measurements on a single experiment 
S07.04: FluidStructure Interaction Location: Z007 Chair: Elfriede Friedmann Phase Field Modeling of Dynamic Surface Wetting informed by Molecular Simulations 8:50am  9:10am Modeling and Simulation of the Aqueous Humor flow with Stokes and Darcy equations 9:10am  9:30am Numerical simulation of viscoelastic fluidstructure interaction problems coupled to chemical processes in the human eye 9:30am  9:50am An efficient solver for a Cosserat rod of nonconstant width applied to a problem of fluidstructure interaction 9:50am  10:10am Adsorption in a phase field model for wetting 
S08.09: Multiscales and homogenization Location: Z008 Chair: Marco Valerio d'Agostino A hybrid approach for the multiscale simulation of irreversible material behavior incorporating neural networks 8:50am  9:10am Model Reduction in Thin Deformable Porous Media 9:10am  9:30am On the Computational Homogenization of DeformationDiffusion Processes 9:30am  9:50am Deep material networks  a micromechanical perspective 
S08.10: Multiscales and homogenization Location: Z027 Chair: Jan Zeman Coupled simulation of flowinduced viscous and elastic anisotropy of shortfiber reinforced composites 8:50am  9:10am On the BFGS method in FFTbased computational micromechanics 9:10am  9:30am Statistical moments of stresses and strains in random heterogeneous thermoelastic materials 9:30am  9:50am Datadriven inverse design of shellbased cellular solids with tailored stiffness and extreme strength 9:50am  10:10am FFTbased homogenization using a reduced set of frequencies and a clustered microstructure 10:10am  10:30am HOMOGENIZATION FOR TEXTILES WITH LOOSE CONTACT 
S09.01: Stability and Transition Location: Z009 Chair: Ilya Barmak Instability mechanisms in highPrandtlnumber liquid bridges exposed to an ambient gas stream 8:50am  9:10am Stability of obliquely driven cavity flow 9:10am  9:30am Linear stability of the asymptotic suction boundary layer flow and new 3D modes 9:30am  9:50am Travelling waves and lowmomentum zones in the asymptotic suction boundary layer 9:50am  10:10am Interpreted machine learning in fluid dynamics: Explaining relaminarisation events in wallbounded shear flows 10:10am  10:30am Thermomagnetic convection in a differentially heated rotating annulus with central force field 
S10.05: Turbulence and reactive flows Location: Z010 Chair: Olga Shishkina Can hail and rain nucleate cloud droplet? 9:10am  9:30am Inclined turbulent convection in lowPrandtlnumber fluids 9:30am  9:50am EHDenhanced internal forced convection from a OneDimensional Turbulence perspective 9:50am  10:10am Intermittent chaotic flows in the weakly magnetised spherical Couette system 10:10am  10:30am Spin hydrodynamic voltage in capillary flows at low and high Reynolds numbers 
S14.05: Applied analysis Location: Z014 Chair: Elisa Davoli On the jerky crack growth of elastoplastic materials 8:50am  9:10am Shape differentiability of energy for cracked composite plates 9:10am  9:30am Optimal amount of thin rigid inclusions for equilibrium problems describing inhomogeneous twodimensional bodies with a crack 9:30am  9:50am Semicoercive hemivariational inequalities in contact mechanics 9:50am  10:10am Gammaconvergence for freediscontinuity problems in linear elasticity 10:10am  10:30am Asymptotic analysis of composites with rigid fiberreinforcements 
S16.05: Optimization Location: Z016 Chair: Winnifried Wollner Multilevel AugmentedLagrangian Methods for Overconstrained Contact Discretizations 8:50am  9:10am Towards Optimization Techniques on Diffeological Spaces 9:10am  9:30am Characterization of the topography of an objective function using the Dijkstra algorithm 9:30am  9:50am Optimization of sample geometries and loading histories for errorresistant parameter identification 
S18.07: Miscellaneous Location: Z018 Chair: Christoph Lehrenfeld On fast iterative methods for radiative transfer 8:50am  9:10am A finite element formulation for a simplified, relaxed micromorphic continuum model 9:10am  9:30am Galerkin variational integration of the geometrically exact beam via dual quaternion interpolation 9:30am  9:50am Learned infinite elements 9:50am  10:10am On the numerical treatment of CahnHilliard equations with dynamic boundary conditions 
S20.06: (Non)linear, Stochastic and Chaotic Systems Location: Z020 Chair: Klaus Röbenack Chair: Moritz Schulze Darup On the computation of physically realizable generalized flat inputs of nonlinear singleoutput systems from a geometric point of view 8:50am  9:10am A Virtual Sensing approach for approximating nonlinear dynamical systems using LSTM networks 9:10am  9:30am Nonlinear System Identification of a Furuta Pendulum Using Machine Learning Techniques 9:30am  9:50am A random attractor for the TASEP model 9:50am  10:10am Formal Calculation of Positive Invariant Sets for the Lorenz Family Combining Lyapunov Approaches and Quantifier Elimination 10:10am  10:30am Feedback Methods for Ensemble Reachability of ParameterDependent Linear Systems 
S21.06: Mathematical signal and image processing Location: Z021 Chair: Michael Moeller Chair: Gerlind PlonkaHoch A robustness measure for singular points in pixelated orientation and vector fields and its application to defect core size estimation 8:50am  9:10am Birdsong recognition using Gabor frames 9:10am  9:30am Uniform recovery guarantees for least squares approximation using random samples 9:30am  9:50am Universal minimality in total variation regularization 9:50am  10:10am Image reconstruction from scattered Radon data by weighted kernel functions 10:10am  10:30am Learninginformed model meets integrated physicsbased method in quantitative MRI 
S22.04: Scientific computing Location: Z022 Chair: Andrea Walther Combining machine learning and adaptive coarse spaces to design robust and efficient FETIDP methods 8:50am  9:10am Towards multifidelity machine learning in scientific computing 9:10am  9:30am Datadriven Parameter Identification in Nonlinear Dynamical Systems 9:30am  9:50am Deep Learning Classification of Compton Camera Based Prompt Gamma Imaging Data for Proton Radiotherapy 9:50am  10:10am Estimating divergencefree flows via neural networks 

S23.02: Applied operator theory Location: Z023 Chair: Hafida Laasri Three applications of scale uniform uncertainty relations for Schroedinger equations 9:10am  9:50am Analysis of the primitive equations with horizontal viscosity 9:50am  10:30am Recent progress in Functional Calculus 

10:30am  11:00am 
B6: Coffee Break 

11:00am  12:00pm 
PL3 Location: W001 Chair: Stefan Diebels Modelling Porous Media: From Images to Numerical Simulations 

12:00pm  1:00pm 
PL4 Location: W002 Chair: Matthias Bolten Large scale linear algebra through randomization and communication avoiding techniques 

1:00pm  2:00pm 
B7: Lunch Break 

2:00pm  4:00pm 
S02.07: Hydrogels & tissue engineering Location: Z002 Chair: Silvia Budday Effects of hydration in polysaccharidebased aerogel networks 2:20pm  2:40pm Numerical modeling of the mechanical response of bacterial biofilm to flow by using an SPH poroviscoelastic model 2:40pm  3:00pm Development of Electrospun PCL Nanofibrous Tympanic Membrane Scaffolds: Homogenization Modeling and Experimental Verification 3:00pm  3:20pm Simulation and Development of Biomimetic Electrospun PCL Nanofibrous Tympanic Membrane Implants 
S03.07: Theory and numerics Location: Z003 Chair: Geralf Hütter Energy for Brittle Crack Propagation in Crystalline Systems 2:20pm  2:40pm Simulation of ductile crack propagation through hard metal microstructures at finite strains by application of an extended eigenerosion framework 2:40pm  3:00pm Simulation of crack propagation without using crack tracking algorithm in the embedded discontinuity model 3:00pm  3:20pm Computational design of heterogeneous materials to enhance interfacial fracture resistance using gradientbased material optimization 3:20pm  3:40pm Peridynamic analysis of dynamic fracture: Dimensionality and Specimen size 3:40pm  4:00pm An enhanced algorithmic scheme for relaxed incremental variational damage formulations at finite strains 
S04.09: Lattice Bolzmann & Peridynamics Location: Z004 Chair: Felix Diewald Evaluation of manufacturing based deviations in composites 2:20pm  2:40pm Lattice Boltzmann Method for Antiplane Shear with nonmesh conforming boundary conditions 2:40pm  3:00pm Simulation of Plane Strain Problems with the Lattice Boltzmann Method 3:00pm  3:20pm Mixed peridynamic approaches for incompressible materials and finite plasticity 
S04.10: Material & Slip/Friction Location: Z025 Chair: FranzJoseph Barthold Neural network parameter identification based constitutive modeling of superelastic shape memory alloys 2:20pm  2:40pm A secondgradient continuum formulation for bipantographic fabrics 2:40pm  3:00pm Probabilistic damage simulation for strengthening design of concrete structures 3:00pm  3:20pm Sightly precurved layered beams with interlayer slip 3:20pm  3:40pm An advanced quadratic displacement approach for the analytical stress analysis of adhesive bonded joints 3:40pm  4:00pm Efficient simulation of heterogeneous materials with the finite cell method 
S06.08: Material modelling in solid mechanics Location: Z006 Chair: Daniel Juhre Chair: Stefan Löhnert Chair: Rainer Glüge Prediction of residual stresses of second kind in deep drawing using an incremental twoscale material model 2:20pm  2:40pm Multilevel thermomechanical material modeling to study heterogeneous plastic deformation of DC04 steel and effects of residual stresses on its mechanical properties 2:40pm  3:00pm Phase field modeling of crack nucleation and propagation in martensitic micro–structures 3:00pm  3:20pm Deformation Analysis of Friction Welded Hybrid Structures 3:20pm  3:40pm Modeling and simulation of the thermomechanical material behavior of an epoxy system in electric traction machines 3:40pm  4:00pm A Thermodynamically Consistent Model for Deformation and Microstructure Evolution in Hot Forming and Heat Treatment 
S07.05: Hydrogels Location: Z007 Chair: Thomas Wallmersperger A multiphase model for the crosslinking of ultra high viscous alginate hydrogels 2:40pm  3:00pm Cell enrichment and separation technique using active hydrogel membranes 
S08.11: Multiscales and homogenization Location: Z008 Chair: Dennis M. Kochmann Ritztype surface homogenization: from atomistic to continuum surface models of Copper despite imperfect bulk models 2:20pm  2:40pm Towards firstprinciplesbased updatedLagrangian nonequilibrium quasicontinuum simulations 2:40pm  3:00pm Virtual testing of asdesigned additively manufactured lattice structures 3:00pm  3:20pm A micromechanically motivated phenomenological yield function for cubic crystal aggregates 3:20pm  3:40pm Multiscale simulation of 3D beamlattice metamaterials with second gradient linear elasticity 
S09.02: Particulate and nonNewtonian Flows Location: Z009 Chair: Peter Ehrhard Lagrangian transport in twodimensional time periodic cavity flow 2:20pm  2:40pm Particle accumulation in highPrandtlnumber liquid bridges 2:40pm  3:00pm Leastsquares formulation to solve nonNewtonian fluid flow and application of data assimilation 3:00pm  3:20pm Simultaneous determination of Bingham material parameters using a ball probe concrete rheometer 3:20pm  3:40pm Numerical simulation of flow processes of woodpolymer composites in extrusion dies 
S10.06: Turbulence and reactive flows Location: Z010 Chair: Olga Shishkina Disentangling Lagrangian Turbulence 2:40pm  3:00pm Coarsegrained Lagrangian statistics in turbulent vonKármán flow 3:00pm  3:20pm Global power budgets in turbulent Couette and Poiseuille flows 3:20pm  3:40pm On symmetryinduced pdf's in turbulence 3:40pm  4:00pm Turbulent swirl flow analysis by Kolmogorov hypotheses 
S12.03: Waves and acoustics for fluids and viscous materials Location: Z012 Chair: Fabian Duddeck Trajectories of Water Particle under the Influence of Interacting Nonlinear Water Waves 2:20pm  2:40pm Partitioned simulation of the acoustic behavior of flexible marine propellers using finite and boundary elements 2:40pm  3:00pm Modelling shear wave propagation in soft tissue surrogates using a finite element and finite difference method 3:00pm  3:20pm Measured and simulated examination of the propagation paths of structureborne sound using the structural intensity for fibre reinforced injection moulded thermoplastic parts. 3:20pm  3:40pm Oblique undular hydraulic jumps in turbulent freesurface flows 
S13.01: Flow control Location: Z013 Chair: Olaf Wünsch CahnHilliard NavierStokes Approaches for the Simulation of Immiscible FreeSurface Flows 2:20pm  2:40pm A new volume penalization for strongly compressible flows 2:40pm  3:00pm Streamwise Ridges Inducing Secondary Motions in Turbulent Flow 3:00pm  3:20pm Investigating Schmidt number effects in turbulent electroconvection using onedimensional turbulence 3:20pm  3:40pm Actuation of an elastic membrane by the use of an electrorheological valve 3:40pm  4:00pm Analyzing drug distribution in the aqueous humor flow 
S14.06: Applied analysis Location: Z014 Chair: Barbara Kaltenbacher About two approaches to fracture in a one dimensional toy model 2:20pm  2:40pm Emergence of Polycrystals from atomistic systems 2:40pm  3:00pm A priori estimates for rapidly oscillating finiteenergy sequences of Muller's functional with noncoercive twowell potential 3:00pm  3:20pm On the Motion of Curved Dislocation Lines in Three Dimensions 3:20pm  3:40pm Nonisothermal phase separation models and an application to tumor growth 3:40pm  4:00pm Modeling and Analysis of Drug Distribution in the Human Vitreous 
S16.06: Optimization Location: Z016 Chair: Roland Herzog Continuous Adjoint Complement to the Blasius Equation 2:20pm  2:40pm Inverse Design Based on Nonlinear Thermoelastic Material Models 2:40pm  3:00pm Topology Optimization of Vibrating Structures with Contact 3:00pm  3:20pm A New Hybrid Optimization Technique for Point Clouds Registration 
S18.08: Model order reduction Location: Z018 Chair: Herbert Egger Certified Reduced Basis Methods for Variational Data Assimilation and Optimal Experimental Design 2:40pm  3:00pm Parametric regularity and reduced basis approximation for a fractional Laplace equation 3:00pm  3:20pm A REDUCED ORDER MODEL FOR THE ACOUSTIC SCATTERING OF AN AIRFOIL 3:20pm  3:40pm Adaptive Trust Region Reduced Basis Method in PDEConstrained Parameter Optimization: A NonConforming Dual Approach 3:40pm  4:00pm A priori reduced order model of steady NavierStokes equations for low Reynolds number 
S18.09: Flow problems Location: Z028 Chair: Christoph Lehrenfeld Pressurerobust, nonconforming discretization of the Stokes equations on domains with reentrant edges 2:20pm  2:40pm Discrete Projections: A Step towards Particle Methods without Remeshing 2:40pm  3:00pm Numerical longterm 3D FiniteElementSimulations of Drug Spreading in Human Eye 3:00pm  3:20pm On pressurerobustness, wellbalanced schemes and the spatial discretization of high Reynolds number flows 3:20pm  3:40pm A novel gradientrobust, wellbalanced discretisation for the compressible isothermal NavierStokes problem 
S21.07: Mathematical signal and image processing Location: Z021 Chair: Michael Moeller Chair: Gerlind PlonkaHoch Improving interpolation in autoencoders using a regularization term 2:20pm  2:40pm Deeply Learned Spectral Total Variation Decomposition 2:40pm  3:00pm Covariance estimation under onebit quantization 

S22.05: Scientific computing Location: Z022 Chair: Benjamin Jurgelucks A Parallel MatrixFree Finite Element Solver for Phase Separation in Electrode Particles of Lithium Ion Batteries 2:20pm  2:40pm Hybrid and Additive Nonlinear TwoLevel Schwarz Methods 2:40pm  3:00pm ThreeLevel Extensions for Fast and Robust Overlapping Schwarz (FROSch) Preconditioners 3:00pm  3:20pm Exploiting low Precision Accelerator Hardware for Poissonlike problems via Prehandling as Explicit Preconditioning 3:20pm  3:40pm Efficient computation of multiphysics discrete adjoints with SU2 
S23.03: Applied operator theory Location: Z023 Chair: Ivan Veselic Embeddability of matrices into real and positive semigroups 2:40pm  3:20pm Riesz bases of portHamiltonian systems 3:20pm  4:00pm Pseudospectrum enclosures by discretization 

4:00pm  4:30pm 
B8: Coffee Break 

4:30pm  5:30pm 
PL5 Location: W003 Chair: Helmut Abels Beyond the NavierStokes equations 

5:40pm  6:40pm 
S18.10: Flow problems II Location: Z018 Chair: Christoph Lehrenfeld An Implicit Discontinuous Galerkin Chimera Method for Unsteady Laminar Flow Problems with Multiple Bodies 6:00pm  6:20pm Recent applications of the adjoint in nonlinear nonstationary fluidstructure interaction 6:20pm  6:40pm Monolithic Newtonmultigrid FEM for the simulation of thixotropic flow problems 
S22.06: Scientific computing Location: Z022 Chair: Matthias Bolten Parallelization in time for optimal control and inverse problems 6:00pm  6:20pm Communicationavoiding TT tensor orthogonalization procedure 
Date: Friday, 19/Mar/2021  
8:30am  10:30am 
S04.11: Composite/laminates + Miscellaneous Location: Z004 Chair: Christian Mittelstedt Action Principle and Ritz Method for Yarn Dynamics in Ring Spinning 8:50am  9:10am Buckling analysis of sheardeformable orthotropic laminated plates with rotational restraints 9:10am  9:30am Plate theories: Apriori fulfillment of the local conditions by the consistent approximation approach 9:30am  9:50am Semianalytical assessment of freeedge stress fields in circular cylindrical crossply laminated shells subjected to transverse loads 9:50am  10:10am Approximate computational model for shear loaded stiffened composite panels 10:10am  10:30am The influence of compatibility equations of nonlinear elasticity for nonsimplyconnected bodies on convergence for spectral method solutions 
S06.09: Material modelling in solid mechanics Location: Z006 Chair: Fabian Sewerin Chair: Patrick Kurzeja Chair: Nugzar Shavlakadze DataDriven simulation of inelastic materials using tangent space information and transition rules based on structured data sets 8:50am  9:10am Constitutive modeling of viscoplasticity including phase transformations for graded thermomechanical processing 9:10am  9:30am Plasticity prediction in thermoplastics for aerospace applications with Machine Learning 9:30am  9:50am Machinelearning based material modeling for anisotropic hyperelasticity at large deformations applied to parametric metamaterials 9:50am  10:10am Automated constitutive modeling of isotropic hyperelasticity based on artificial neural networks 
S07.06: Thermodynamics Location: Z007 Chair: Andreas Menzel A coupled chemomechanical computational model for phase transformations on deforming surfaces 8:50am  9:10am Corrosion fatigue – A first simplified combined electrochemical and mechanical damage model. 9:10am  9:30am On the micromechanical constitutive modelling and finiteelementbased simulations of magnetic shape memory alloys using energy relaxation concepts 9:30am  9:50am Phase field modeling with deformationdependent interface energies 9:50am  10:10am Thermomechanical analysis of actuation mechanism of a microgripper made of photo resist with temperaturedependent thermal expansion 
S09.03: Boundary Layers and other Topics Location: Z009 Chair: Hendrik C. Kuhlmann A potentialbased formulation of the classical and relativistic NavierStokes equations 8:50am  9:10am On the nonuniqueness of marginally separated boundary layer flows 9:10am  9:30am Regularization of the illposed spike formation stage in marginally separated boundary layer flows 9:30am  9:50am Stochastic modeling of transient neutral and stablystratified Ekman boundary layers 9:50am  10:10am Integral effects of the Debye layer on a sedimenting particle with variant zetapotentials 10:10am  10:30am Modeling rarefied plasma dynamics in micropropulsion systems for space applications 
S14.07: Applied analysis Location: Z014 Chair: Dorothee Knees Junction problems for thin inclusions located inside elastic bodies 8:50am  9:10am Asymptotic modelling of bonded plates by a soft thin adhesive layer 9:10am  9:30am Fatigue and phase transition in an oscillating elastoplastic beam 9:30am  9:50am Separately Global Solutions to RateIndependent Systems  Applications to LargeStrain Deformations of Damageable Solids 9:50am  10:10am Large Time Existence for Thin Vibrating Rods 10:10am  10:30am Thermoviscoelasticity at finite strain 
S18.11: Structural Mechanics Location: Z018 Chair: Herbert Egger Robust discretization of the ReissnerMindlin plate with TaylorHood FEM 9:10am  9:30am Mixed FEM for Gradient Elasticity 9:30am  9:50am StressBased Adaptivity for QuasiVariational Inequalities Associated with Frictional Contact 9:50am  10:10am Boundary Element Preconditioners for the Elasticity Equations 10:10am  10:30am Spacetime stabilized fem applied on the hyperbolic heat conduction equation for high speed frictional contact 
S22.07: Scientific computing Location: Z022 Chair: Simon R. Eugster Quantum Computing as a Tool for Solving Problems in Mechanics 8:50am  9:10am Lattice Boltzmann Methods for Turbulent Flows around Wind Turbines using the Actuator Line Model 9:10am  9:30am IMEXDG schemes for advectiondiffusion using termbased or domainbased IMEX splitting 9:30am  9:50am Recent developments in the field of modified PatankarRungeKuttamethods 9:50am  10:10am Model identification coupling Bayesian Inference with PGD reduced models with random field material parameters 
S23.04: Applied operator theory Location: Z023 Chair: Roland Schnaubelt Wellposedness of linear first order portHamiltonian Systems on multidimensional spatial domains 9:10am  9:50am Stability under structured perturbations 9:50am  10:30am Approximate robust output regulation of boundary control systems 
10:30am  11:00am 
B9: Coffee Break 

11:00am  12:00pm 
PL6 Location: W001 Chair: Jörg Schumacher Exotic patterns of Faraday waves 

12:00pm  1:00pm 
PL7 Location: W002 Chair: Otto Timme Bruhns Mechanical interfaces and interphases 

1:00pm  1:30pm 
Closing Location: W003 
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