Sprungmarken

Servicenavigation

Hauptnavigation

Sie sind hier:

Hauptinhalt

Dr.-Ing. Tobias Kaiser

Dr.-Ing. Tobias Kaiser Foto von Dr.-Ing. Tobias Kaiser

Telefon
+49 231 755-3567

Fax
+49 231 755-2688

Sprechzeiten
by appointment

Adresse

Institute of Mechanics

Department of Mechanical Engineering

TU Dortmund

Leonhard-Euler-Strasse 5

D-44227 Dortmund

Raum 124

Weitere Kontaktdaten
ORCID iD iconhttps://orcid.org/0000-0002-1979-1944
Inhalt

Curriculum Vitae

Professional Experience

since 09/2021 Postdoctoral Researcher (Guest Status), Mechanics of Materials Group, Eindhoven University of Technology, Prof. M. G. D. Geers
since 08/2019 Senior Researcher, Institute of Mechanics, TU Dortmund University, Prof. A. Menzel
02/2020-03/2020 Visiting Researcher, Centre de Materiaux, MINES ParisTech, Prof. S. Forest
12/2015-07/2019 Research Assistant, Institute of Mechanics, TU Dortmund University, Prof. A. Menzel
09/2015 Visiting Researcher, Institute of Polymer Product Engineering, Johannes Kepler University Linz, Prof. Z. Major
07/2014-09/2014 Visiting Researcher, Computational Solid Mechanics Laboratories, University of California, Berkeley, Prof. P. Papadopoulos
10/2013-03/2014 Internship, MAN Truck & Bus AG, Munich
04/2014-11/2015
10/2011-09/2013		 Student Assistant, Institute of Mechanics, TU Dortmund University

Education

07/2019 Doctoral Degree (Dr.-Ing.), Thesis Title: Computational Modelling of Non-Simple and Anisotropic Materials
12/2015-07/2019 PhD student, Institute of Mechanics, TU Dortmund University, Supervisor: Prof. Dr.-Ing. Andreas Menzel
12/2015 Master of Science Degree (M.Sc.), Thesis Title: Fibre-Reinforced Composites - Finite Deformation Higher-Gradient Theory and Mixed Finite Element Formulation
11/2014-10/2015 Studies of Mechanical Engineering (Master), TU Dortmund University
11/2014 Bachelor of Science Degree (B.Sc.), Thesis Title: Constitutive Modelling of Evolving Anisotropies in Finite Plasticity
10/2010-11/2014 Studies of Mechanical Engineering (Bachelor), TU Dortmund University

Academic Self-Administration

since 04/2018 Elected Member of the Structural Committee, Faculty of Mechanical Engineering, TU Dortmund University
since 04/2018 Elected Deputy Speaker of the Scientific Assistants, Faculty of Mechanical Engineering, TU Dortmund University
04/2019-11/2019 Founding initiator and president of the GAMM Student Chapter at TU Dortmund University
10/2018-09/2019 Elected Member of the Doctoral Examination Board, Faculty of Mechanical Engineering, TU Dortmund University

Honors and Awards

04/2021 Rudolf Chaudoire Prize 2020, Rudolf Chaudoire Foundation
07/2020 Finalist: ECCOMAS Award for the best Ph.D. Theses of 2019 on Computational Methods in Applied Science and Engineering
06/2020 GACM Best Ph.D. Award 2019, German Association for Computational Mechanics
01/2018-12/2020 Nomination as GAMM-Junior (Junior member of the International Association of Applied Mathematics and Mechanics, GAMM)
12/2016 Best Graduating Student 2016 Award (Jahrgangsbestenpreis der TU Dortmund), TU Dortmund University and GdF (Gesellschaft der Freunde der TU Dortmund)
03/2016 Hans-Uhde-Award for the Advancement of Science, ThyssenKrupp/Uhde GmbH
11/2015 Best Graduating Student 2014/2015 Award (B.Sc. in Mechanical Engineering), Faculty of Mechanical Engineering, TU Dortmund University
10/2012-09/2015 Deutschlandstipendium, Caspar Ludwig Opländer Foundation (scholarship for exceptional study achievements)
10/2012-06/2013 Selection for the Club of Excellence Program, TU Dortmund University

Teaching

Supervision of courses

Supervision of student theses

  • Electro-mechanical coupling in material interfaces: A computational multiscale approach
    M.Sc. thesis - completed 03/2023
    Author: Niklas von der Höh, Institute of Mechanics, TU Dortmund University, Germany
  • On the solution of one-dimensional boundary value problems with spectral solvers
    B.Sc. project thesis - completed 01/2023
    Author: Tom Detambel, Institute of Mechanics, TU Dortmund University, Germany
  • Modelling and simulation of thermo-mechanical coupling and damage in ABAQUS
    M.Sc. thesis - completed 10/2022
    Author: Lennart Sobisch, Institute of Mechanics, TU Dortmund University, Germany
  • Computational modelling of fatigue failure using electro-mechanically coupled cohesive zone formulations
    B.Sc. thesis - completed 09/2022
    Author: Timo Kalender, Institute of Mechanics, TU Dortmund University, Germany
  • Smooth rate-independent crystal plasticity
    B.Sc. project thesis - completed 06/2022
    Author: Jan Wiecha, Institute of Mechanics, TU Dortmund University, Germany
  • Implementation of a FFT-based spectral solver for multiscale mechanics
    B.Sc. project thesis - completed 05/2022
    Author: Tom Detambel, Institute of Mechanics, TU Dortmund University, Germany
  • Modelling and simulation of size effects in material interfaces
    B.Sc. project thesis - completed 03/2021
    Author: Timo Kalender, Institute of Mechanics, TU Dortmund University, Germany
  • A finite element approach to the modelling of crack propagation
    B.Sc. project thesis - completed 01/2021
    Author: Philipp Scherm, Institute of Mechanics, TU Dortmund University, Germany
  • Multiscale modeling of woven composites
    B.Sc. thesis -completed 10/2020
    Author: Niklas von der Höh, Institute of Mechanics, TU Dortmund University, Germany
  • A comparison of representative volume element-based and structural tensor-based approaches for the modeling of woven composites
    B.Sc. project thesis - completed 07/2020
    Author: Niklas von der Höh, Institute of Mechanics, TU Dortmund University, Germany
  • Isogeometric higher gradient finite element formulations
    M.Sc. thesis - completed 12/2019
    Author: Carina Witt, Institute of Mechanics, TU Dortmund University, Germany
  • Implementation of the isogeometric finite element method
    M.Sc. project thesis - completed 07/2019
    Author: Carina Witt, Institute of Mechanics, TU Dortmund University, Germany
  • Constitutive driver-based modeling of uni-axial stress states in visco-elastic fibre-reinforced composites
    DAAD Research stay - 05/2017-06/2017
    Author: Maduran Palaniswamy, College of Engineering Guindy, Anna University, India

Open Theses

We offer plenty of topics for student's theses. Please note, that the attendance of advanced courses at our institute is advantageous and almost necessary for a successful execution.
An overview of the proposed topics can be found here.

Research

Research Interests

  • Gradient elasticity and gradient plasticity
  • Crystal plasticity
  • Damage and fracture mechanics
  • Anisotropic materials
  • Electro-mechanical coupling
  • Finite-Element-Technology (multi-field formulations)
  • Multiscale material modelling (FE2-, FFT- and wavelet-based)

Conference Organisation

  • Minisymposium: Integrating Computational and Experimental Mechanics
    10th GACM Colloquium on Computational Mechanics, Vienna, Austria, September 10-13, 2023
    (together with K. A. Meyer, TU Braunschweig)
  • Young Researchers’ Minisymposium: Material Modelling Across Length Scales
    93rd GAMM Annual Meeting, Dresden, Germany, May 30 - June 02, 2023
    (together with J. Waimann, RWTH Aachen)
  • 3. Industrial Colloquium of the CRC/Transregio 188, Dortmund, Germany, May 10, 2022
    (together with Dorothea Czempas, RWTH Aachen and Richard Ostwald, University of Duisburg-Essen)
  • YAMM Lunch 2020-Young Academics Meet Mentors
    91th GAMM Annual Meeting,     Kassel, Germany, March 15-19, 2021
    (together with Johanna Waimann, RWTH Aachen University)
  • YAMM Lunch 2019-Young Academics Meet Mentors
    90th GAMM Annual Meeting, Vienna, Austria, February 18-22, 2019
    (together with Johanna Eisenträger, OvGU Magdeburg and Christoph Meier, TU Munich)

Publications

Theses

2019
2015
  • T. Asmanoglo

    Fibre-Reinforced Composites – Finite Deformation Higher-Gradient Theory and Mixed Finite Element Formulation
    Master Thesis, Institute of Mechanics (TU Dortmund University) and Institute of Polymer Product Engineering (JKU Linz), 2015

2014
  • T. Asmanoglo
    Constitutive Modeling of Evolving Anisotropies in Finite Plasticity
    Bachelor Thesis, Computational Solid Mechanics Laboratories (UC Berkeley) and Institute of Mechanics (TU Dortmund University), 2014

Journals

2023
2022
2021
2020
2019
2017

Proceedings

2021
2019
2018
2017
2016

Talks

2023
  • A wavelet-enhanced FFT-based spectral approach for multiscale mechanics
    Invited Talk (Prof. M. G. D. Geers), Mechanics of Materials Group, Eindhoven University of Technology, The Netherlands, April 20, 2023 
  • On Computational Multiscale Approaches, Material Interfaces and Wavelet-Based Solvers
    Invited Talk (Prof. C. Kirchlechner), Institute for Applied Materials, Karlsruhe Institute of Technology, Karlsruhe, Germany, March 9, 2023
2022
  • Computational Modelling of Non-Simple and Anisotropic Materials,
    Invited Talk (GACM Best Ph.D. Award Plenary), 9th GACM Colloquium on Computational Mechanics, Essen, Germany, September 21-23, 2022
  • Continuum mechanics: An introduction to multiscale modelling of defects
    TRR188 Seminar Series, Dortmund, Germany, August 30-31, 2022
  • Stress-gradient continua: On smaller-is-softer size effects and stress-free boundary layers
    92nd GAMM Annual Meeting, Aachen, Germany, August 15-19, 2022
  • On the influence of microscale cracks on effective electrical properties
    11th European Solid Mechanics Conference, Galway, Ireland, July 4-8, 2022
  • Capturing physics across scales – An introduction to computational multiscale methods
    Invited Talk (Prof. T. Raasch), University of Siegen, Germany, May 19, 2022
  • Multiscale modelling of electrical conductors
    18th European Mechanics of Materials Conference, Oxford, England, April 4-6, 2022
2021
  • Mehrskalige Modellierung zerstörungsfreier Schädigungsdetektion (Multiscale modelling of non-destructive damage detection)
    CRC/Transregio 188, 10th General Assembly, Aachen, Germany, Mai 18-19, 2021
  • Fundamentals of electro-mechanically coupled computational multiscale formulations for electrical conductors
    91th GAMM Annual Meeting, Kassel, Germany, March 15-19, 2021
2020
  • On nonlocality residuals, dislocation density tensors and crystal plasticity,
    Invited Talk (Prof. S. Forest), Mines ParisTech, Paris, France, February 21, 2020
2019
  • Bericht: Mehrskalige Modellierung zerstörungsfreier Schädigungsdetektion (Report: Multiscale modelling of non-destructive damage detection)
    CRC/Transregio 188, 6th General Assembly, Dortmund, Germany, November 13-14, 2019
  • Modelling of non-destructive damage detection using electro-mechanically coupled multiscale formulations
    Invited Talk, GAMM Junior Fall Meeting 2019, Hannover, Germany, October 07-09, 2019
  • Dislocation density tensors in gradient crystal plasticity
    Invited Talk, 10th German-Greek-Polish Symposium on "Recent Advances in Mechanics", Bedlewo, Poland, September 15-18, 2019
  • Computational modelling of non-simple and anisotropic materials
    Dissertation Defence Presentation, Institute of Mechanics, TU Dortmund University, July 25, 2019
  • A dislocation density tensor-based gradient plasticity framework,
    ICMM International Conference on Material Modelling, Lund, Sweden, June 26-28, 2019
  • Bericht: Mehrskalige Modellierung zerstörungsfreier Schädigungsdetektion (Report: Multiscale modelling of non-destructive damage detection)
    CRC/Transregio 188, 5th General Assembly, Meschede, Germany, May 15-16, 2019
  • A framework and finite element formulation for incompatibility tensor-based gradient plasticity
    90th GAMM Annual Meeting, Vienna, Austria, February 18-22, 2019
2018
  • Modelling and simulation of non-simple materials
    Invited Talk, GAMM Junior Fall Meeting 2018, Essen, Germany, September 05-07, 2018
  • A structural tensor-based modelling approach to capture symmetry group evolution in anisotropic finite strain plasticity
    6th European Conference on Computational Mechanics, Glasgow, UK, June 11-15, 2018
  • On anisotropy evolution in finite strain plasticity,
    89th GAMM Annual Meeting, Munich, Germany, March 19-23, 2018
2017
  • On the modelling of evolving material symmetries in finite strain plastic deformations
    7th GACM Colloquium on Computational Mechanics, Stuttgart, Germany, October 11-13, 2017
  • On the modelling of curvature effects in fibre-reinforced nanocomposites
    88th GAMM Annual Meeting, Weimar, Germany, March 6-10, 2017
2016

  • Finite element based simulation of fibre-reinforced composites with fibre-bending stiffness
    15th European Mechanics of Materials Conference, Brussels, Belgium, September 7-10, 2016

  • A coupled finite element approach for the modelling of composites with fibres possessing fibre-bending stiffness
    Joint Annual Meeting of GAMM and DMV, Braunschweig, Germany, March 7-11, 2016
2015
  • Constitutive Modeling of Evolving Anisotropies in Finite Plasticity
    12th Seminar of Graduate School SiMiDe, Dortmund, Germany, 2015

Poster

2022
  • C. Witt, T. Kaiser, A. Menzel,
    Numerical simulation of flexoelectricity-induced remodelling processes in cracked bone samples,
    Invited Poster Session, 92nd GAMM Annual Meeting, Aachen, Germany, August 15-19, 2022
  • L. Lücker, D. Güzel, T. Kaiser, A. Menzel, F. Walther
    Measurement-based characterization and prediction of ductile and cyclic damage interaction at the macroscale
    3. Industrial Colloquium of the CRC/Transregio 188, Dortmund, Germany, May 10, 2022
  • R. Schulte, J. Gerlach, R. Ostwald, T. Kaiser, T. Clausmeyer, A. Menzel, A. E. Tekkaya
    Scientific Service Project - Model integration
    3. Industrial Colloquium of the CRC/Transregio 188, Dortmund, Germany, May 10, 2022
2021
  • C. Witt, T. Kaiser, A. Menzel
    On the application of a globally C1-continuous isogeometric finite element approach to gradient elasticity problems
    International Conference on Isogeometric Analysis, Lyon, France, September 27-29, 2021
  • T. Kaiser, A. Menzel
    Dislocation density tensors in finite plasticity
    Invited Poster Session, 91th GAMM Annual Meeting, Kassel, Germany, March 15-19, 2021
2020
  • R. Schulte, R. Ostwald, T. Kaiser, A. Menzel
    Machine learning for parameter identification and model reduction of gradient-enhanced damage models for metal forming processes
    GAMM Juniors' Summer School on Applied Mathematics and Mechanics ("Learning Models from Data: Model Reduction, System Identification and Machine Learning")
    Max Planck Institute for Dynamics of Complex Technical Systems (Online Event), Magdeburg, July 27-31, 2020
  • L. Lücker, T. Kaiser, A. Menzel, F. Walther
    Damage interaction on the macroscale - Experimental characterization and multiscale modeling
    CRC/Transregio 188, 2nd Industrial Colloquium, Aachen, Germany, March 05, 2020
2019
  • T. Kaiser, J. Lu, A. Menzel, P. Papadopoulos,
    On symmetry group evolution in finite plasticity
    Invited Poster Session, 90th GAMM Annual Meeting, Vienna, Austria, February 18-22, 2019
2018
  • T. Kaiser, A. Menzel
    Nano-composites with size effects -- Fibre-bending stiffness and FE-formulation
    Invited Poster Session, 89th GAMM Annual Meeting, Munich, Germany, March 19-23, 2018
2015
  • T. Asmanoglo, P. Papadopoulos, J. Lu, A. Menzel, B. Kiefer
    Constitutive Modeling of Evolving Anisotropies in Finite Plasticity
    3rd Spring School on Simulation-Based Microstructure Design (SiMiDe), Akademie Klausenhof, Hamminkeln, 2015