Conference Agenda

Session Overview
Location: Z006
Date: Monday, 15/Mar/2021
5:00pm - 7:00pmYRM6: Novel discretization methods for phase-field modeling in fracture mechanics
Location: Z006
Session Chair: Fleurianne Bertrand
5:00pm - 5:20pm

Stress reconstructions for quasi-static phase-field fractures

F. Bertrand

Humboldt-Universität zu Berlin, Germany

5:20pm - 5:40pm

Solving a phase-field fracture problem in mixed form

T. Heister1, K. Mang2, T. Wick2

1Clemson University, South Carolina; 2Leibniz Universität Hannover, Germany

5:40pm - 6:00pm

Extension of the phase-field model to anisotropic pressurized fracture

C. Bilgen, M. Werner, K. Weinberg

Universität Siegen, Germany

6:00pm - 6:20pm

Observation and viscoelastic modeling of tidal displacements at 79°N Glacier, Greenland

J. Christmann1,2, O. Zeising1, D. Steinhage1, N. Neckel1, V. Helm1, R. Müller2, M. Scheinert3, S. A. Khan4, A. Humbert1,5

1Alfred-Wegener-Institut Helmholtz-Zentrum für Polar- und Meeresforschung, Bremerhaven, Germany; 2TU Kaiserslautern, Kaiserslautern, Germany; 3TU Dresden, Dresden, Germany; 4Technical University of Denmark, Lyngby, Dänemark; 5University of Bremen, Bremen, Germany

6:20pm - 6:40pm

A coupled multi-phase/-scale numerical description for solidification processes of steel, using a phase-field model for phase-transformation

C. Henning, T. Ricken

Institute of Mechanics, Structural Analysis and Dynamics of Aerospace Structures, University of Stuttgart, Germany

6:40pm - 7:00pm

An anisotropic phase-field model for fracture based on a decomposition of the material tangent

C. Luo

Tongji University, China


Date: Tuesday, 16/Mar/2021
8:30am - 10:30amS06.01: Material modelling in solid mechanics
Location: Z006
Session Chair: Patrick Kurzeja
Session Chair: Jörn Mosler
8:30am - 9:10am

A Novel Approach to Gradient Plasticity: Dislocation and Disequilibrium Densities

P. Steinmann1,2

1FAU Erlangen-Nürnberg, Germany; 2Glasgow Computational Engineering Centre, University of Glasgow, UK

9:10am - 9:30am

Averaging in dislocation mediated plasticity

K. C. Le

Ruhr-Universitaet Bochum, Germany

9:30am - 9:50am

A new variational approach for the thermodynamic topology optimization of hyperelastic structures

P. Junker1, D. Balzani2

1Ruhr-Universität Bochum, Germany; 2Ruhr-Universität Bochum, Germany

9:50am - 10:10am

The evolution of Hooke's law under plastic deformations of fiber reinforced materials

O. Stahn, A. Bertram, W. H. Müller

Technische Universität Berlin, Institut für Mechanik, Fachgebiet Kontinuumsmechanik und Materialtheorie, Berlin, Germany

10:10am - 10:30am

On the incorporation of curvature effects into the isogeometric analysis of fibre-reinforced solids

C. Witt1, T. Kaiser1, A. Menzel1,2

1Institute of Mechanics, Department of Mechanical Engineering, TU Dortmund, Leonhard- Euler-Str. 5, D-44227 Dortmund, Germany; 2Division of Solid Mechanics, Lund University, P.O. Box 118, SE-221 00 Lund, Sweden

2:00pm - 4:00pmDFG-PP 1798: Compressed sensing in information processing (CoSIP)
Location: Z006
Session Chair: Robert J. Kunsch
2:00pm - 2:20pm

Sparse transforms for arbitrary linear maps

T. Fuchs1, D. Gross2, F. Krahmer1, R. Kueng3, D. G. Mixon4

1Technical University of Munich; 2University of Cologne; 3Johannes Kepler University Linz; 4The Ohio State University

2:20pm - 2:40pm

RadioUNet: Fast Radio Map Estimation with Convolutional Neural Networks

R. Levie1, C. Yapar1, G. Kutyniok1,2, G. Caire1

1Technische Universität Berlin, Germany; 2University of Tromsø

4:30pm - 6:30pmS06.02: Material modelling in solid mechanics
Location: Z006
Session Chair: Patrick Kurzeja
Session Chair: Jörn Mosler
4:30pm - 4:50pm

A primal-dual interior point algorithm for single crystal plasticity

L. Scheunemann1, P. S. Nigro1, J. Schröder1, P. M. Pimenta2

1University Duisburg-Essen, Germany; 2University Sao Paulo, Brazil

4:50pm - 5:10pm

On the algorithmic formulation of local and non-local crystal plasticity models

V. Fohrmeister, J. Mosler

TU Dortmund University, Germany

5:10pm - 5:30pm

Gradient-extended crystal inelasticity with a coupling of a microtractions and decohesion model

L. Spannraft1, M. Ekh2, F. Larsson2, K. Runesson2, P. Steinmann1

1Friedrich-Alexander-Universität Erlangen-Nürnberg, Germany; 2Chalmers University, Sweden

5:30pm - 5:50pm

Phase-field modelling and simulation of the evolution of twelve crystallographic martensite variants in austenitic parent grains

M. Graf1,2, M. Kuntz1, H. Autenrieth1, F. Diewald2, R. Müller2

1Robert Bosch GmbH, Corporate Research, Renningen, Germany; 2Institute of Applied Mechanics, Department of Mechanical and Process Engineering, TU Kaiserslautern, Kaiserslautern, Germany

5:50pm - 6:10pm

Structural design of additively manufactured porous Zr-based bulk metallic glass

J. Shi, S. Ma, B. Markert

Institut für Allgemeine Mechanik (IAM) - RWTH-Aachen, Germany

6:10pm - 6:30pm

Virtual element method for finite strain crystal-plasticity

C. Böhm, F. Aldakheel, P. Wriggers

Leibniz University Hannover, Germany


Date: Wednesday, 17/Mar/2021
8:30am - 9:30amS06.03: Material modelling in solid mechanics
Location: Z006
Session Chair: Björn Kiefer
Session Chair: Stefan Diebels
8:30am - 8:50am

Neural networks for structural optimisation of mechanical metamaterials

S. Bronder, S. Diebels, A. Jung

Saarland University, Applied Mechanics, Germany

8:50am - 9:10am

Applications of a hybrid approach to describe the elastic-plastic deformation behavior of foam like media involving neural networks

M. Abendroth, A. Malik, G. Hütter, B. Kiefer

TU Bergakademie Freiberg, Germany

9:10am - 9:30am

Concentration-Specific Constitutive Modeling of Gelatin Based on Artificial Neural Networks

K. P. Abdolazizi1, K. Linka1, C. J. Cyron1,2

1Institute of Continuum and Material Mechanics, Hamburg University of Technology; 2Institute of Materials Research, Materials Mechanics, Helmholtz-Zentrum Geesthacht

2:00pm - 4:00pmS06.04: Material modelling in solid mechanics
Location: Z006
Session Chair: Lisa Scheunemann
Session Chair: Johanna Waimann
2:00pm - 2:20pm

Constitutive modeling of austenitic TRIP-steels at small scales -- mean-field homogenization and simulation of oligo-crystals

S. Prüger, B. Kiefer

TU Bergakademie Freiberg, Germany

2:20pm - 2:40pm

Constitutive modelling of the strain induced martensite transformation observed in metastable austenitic steels and TRIP steels

H. K. Thammineni1, T. Zhu2, M. Smaga2, T. Beck2, R. Müller1

1Institute of Applied Mechanics, University of Kaiserslautern, Gottlieb-Daimler-Straße, 67663 Kaiserslautern, Germany; 2Institute of Materials Science and Engineering, University of Kaiserslautern, Gottlieb-Daimler-Straße, 67663 Kaiserslautern, Germany

2:40pm - 3:00pm

Intermetallic compounds formation during solid-state joining of an Al-Mg alloy via a multiphase-field approach

S. H. Raza1, B. Klusemann1,2

1Leuphana University of Lüneburg, Germany; 2Helmholtz-Zentrum Geesthacht, Germany

3:00pm - 3:20pm

The First Stage of Firn Densification - An Evaluation of Grain Boundary Sliding

T. Schultz1, R. Müller1, D. Gross2, A. Humbert3,4

1Technische Universität Kaiserslautern, Kaiserslautern, Germany; 2Technische Universität Darmstadt, Darmstadt, Germany; 3Alfred-Wegener-Institut, Helmholtz-Zentrum für Polar- und Meeresforschung, Bremerhaven, Germany; 4Universität Bremen, Bremen, Germany

3:20pm - 3:40pm

The effect of phase transformation on residual stress evolution during cooling

S. Uebing, D. Brands, L. Scheunemann, J. Schröder

Institute of Mechanics, Department of Civil Engineerig, Faculty of Engineering, University Duisburg-Essen, Germany

3:40pm - 4:00pm

Work - conjugacy of stress and strain tensors and its role in 3D hyperelastic isotropic material formulation

A. Dutzler1, W. Guggenberger2

1Graz University of Technology, Austria. Institute of Structural Durability and Railway Technology; 2Graz University of Technology, Austria. Institute of Structural Analysis

4:30pm - 6:30pmS06.06: Material modelling in solid mechanics
Location: Z006
Session Chair: Michele Marino
4:30pm - 4:50pm

A robust hybrid-element family for strongly compressed hyperelastic materials

P. Schneider1, J. Schönherr2, C. Mittelstedt1

1Technische Universität Darmstadt, Institute for Lightweight Construction and Design (KLuB), Otto-Berndt-Straße 2, D-64287 Darmstadt, Germany; 2Technische Universität Darmstadt, Center for Structural Materials, State Materials Testing Laboratory (MPA), Institute for Materials Technology (IfW), Grafenstraße 2, D-64283 Darmstadt, Germany

4:50pm - 5:10pm

Calibration of the Material-Point-Method for machining simulation

S. F. Maassen1, R. Niekamp1, J. Schröder1, P. Wiederkehr2, W. Theisen3

1Universität Duisburg-Essen, Germany; 2Technische Universität Dortmund; 3Ruhr-Universität Bochum

5:10pm - 5:30pm

Computational Stability Analysis of Diffusion-Deformation Processes at Finite Strains

S. Nirupama Sriram, E. Polukhov, M.-A. Keip

Institute of Applied Mechanics, University of Stuttgart, Germany

5:30pm - 5:50pm

Electro-magneto-mechanical response of polycrystalline materials: computational homogenization based on the Virtual Element Method

C. Böhm1, B. Hudobivnik1, P. Wriggers1, M. Marino2

1Institute of Continuum Mechanics, Leibniz University Hannover, Germany; 2Department of Civil Engineering and Computer Science, University of Rome Tor Vergata, Italy

5:50pm - 6:10pm

Efficient modeling of material dissolution in electrochemical machining

T. van der Velden1, B. Rommes2, A. Klink2, S. Reese1, J. Waimann1

1Institute of Applied Mechanics - RWTH Aachen University; 2Laboratory for Machine Tools and Production Engineering (WZL) of RWTH Aachen University

6:10pm - 6:30pm

Thermomechanical and multiscale modeling of polymeric materials with complex microstructures

S. Aygün, S. Klinge

TU Dortmund University, Germany


Date: Thursday, 18/Mar/2021
8:30am - 10:30amS06.07: Material modelling in solid mechanics
Location: Z006
Session Chair: Daniel Balzani
Session Chair: Kai Willner
8:30am - 8:50am

Comparison of two thermo-mechanically coupled material models in the context of parameter identification

L. Rose1, A. Menzel1,2

1TU Dortmund, Germany; 2Lund University, Sweden

8:50am - 9:10am

Energy related thermomechanical material model validation in complex tensile testing with self heating

H. Sparr, R. Roszak, I. Sagradov, D. Schob, M. Ziegenhorn

BTU Cottbus-Senftenberg, Germany

9:10am - 9:30am

Unique identification of stiffness parameters for nonlinear, anisotropic textile fabrics based on full-field measurements on a single experiment

L. Makhool, D. Balzani

Ruhr Universität Bochum, Germany

2:00pm - 4:00pmS06.08: Material modelling in solid mechanics
Location: Z006
Session Chair: Daniel Juhre
Session Chair: Stefan Löhnert
Session Chair: Rainer Glüge
2:00pm - 2:20pm

Prediction of residual stresses of second kind in deep drawing using an incremental two-scale material model

J. Hofinger, H. Erdle, T. Böhlke

Karlsruher Institut für Technologie, Germany

2:20pm - 2:40pm

Multi-level thermomechanical material modeling to study heterogeneous plastic deformation of DC04 steel and effects of residual stresses on its mechanical properties

S. Ahmed1, S. Loehnert1, P. Wriggers2

1Technische universität dresden, Germany; 2Leibniz university hannover, Germany

2:40pm - 3:00pm

Phase field modeling of crack nucleation and propagation in martensitic micro–structures

E. Borzabadi Farahani, D. Juhre

Otto von Guericke University of Magdeburg, Germany

3:00pm - 3:20pm

Deformation Analysis of Friction Welded Hybrid Structures

E. Heppner1,, R. Glüge1,, M. Weber1,, E. Woschke1,

Otto von Guericke University Magdeburg, Germany

3:20pm - 3:40pm

Modeling and simulation of the thermo-mechanical material behavior of an epoxy system in electric traction machines

P. Böckenhoff

AUDI AG, Germany

3:40pm - 4:00pm

A Thermodynamically Consistent Model for Deformation and Microstructure Evolution in Hot Forming and Heat Treatment

D. Helm, L. Kertsch

Fraunhofer Institute for Mechanics of Materials IWM, Germany


Date: Friday, 19/Mar/2021
8:30am - 10:30amS06.09: Material modelling in solid mechanics
Location: Z006
Session Chair: Fabian Sewerin
Session Chair: Patrick Kurzeja
Session Chair: Nugzar Shavlakadze
8:30am - 8:50am

Data-Driven simulation of inelastic materials using tangent space information and transition rules based on structured data sets

K. Ciftci, K. Hackl

Ruhr-Universität Bochum, Germany

8:50am - 9:10am

Constitutive modeling of viscoplasticity including phase transformations for graded thermo-mechanical processing

H. Westermann1, A. Reitz2, R. Mahnken1, O. Grydin2, M. Schaper2

1Chair of Engineering Mechanics, Paderborn University, Germany; 2Department of Materials Science, Paderborn University, Germany

9:10am - 9:30am

Plasticity prediction in thermoplastics for aerospace applications with Machine Learning

B. Pi, T. Ricken

University of Stuttgart, Germany

9:30am - 9:50am

Machine-learning based material modeling for anisotropic hyperelasticity at large deformations applied to parametric metamaterials

M. Fernández1, M. Jamshidian2, T. Böhlke3, K. Kersting1, F. Fritzen4, O. Weeger1

1TU Darmstadt, Germany; 2Singapore University of Technology and Design, Singapore; 3Karlsruhe Institute of Technolog (KIT), Germany; 4University of Stuttgart, Germany

9:50am - 10:10am

Automated constitutive modeling of isotropic hyperelasticity based on artificial neural networks

L. Linden1, K. A. Kalina1, J. Brummund1, P. Metsch1, M. Kästner1,2

1Institute of Solid Mechanics, TU Dresden; 2Dresden Center for Computational Materials Science (DCMS), TU Dresden