Completed theses

The following student theses have been completed:

On the extension of a wavelet-FFT-based multiscale approach to irreversible material behaviour (B.Sc. thesis)
Completed: 04/2024
Author: L. Mätzig
Supervisor: Dr.-Ing. Tobias Kaiser

2024

On the extension of FFT-based multiscale methods to nonuniform grids in physical space (B.Sc. project thesis)
Completed: 11/2023
Author: L. Mätzig
Supervisor: Dr.-Ing. Tobias Kaiser
Implementierung und Analyse von effizienten Intergrationsmethoden in der Isogeometrischen Analyse (B.Sc. thesis)
Completed: 08/2023
Author: P. Eiffert
Supervisor: Carina Witt, M.Sc.
Towards a finite strain modelling framework for additive manufacturing processes (M.Sc thesis)
Completed: 07/2023
Author: R. Liskow
Supervisor: Dr.-Ing. Thorsten Bartel, Isabelle Noll, M.Sc.
Electro-mechanical coupling in material interfaces: A computational multiscale approach (M.Sc. thesis)
Completed: 03/2023
Author: N. v. d. Höh
Supervisor: Dr.-Ing. Tobias Kaiser
Investigation of accuracy of solution of data-driven mechanics for two-dimensional elasticity (B.Sc. project thesis)
Completed: 03/2023
Author: A. Recber
Supervisor: Marius Harnisch, M.Sc.
Data-driven simulation of elastic and heterogenous materials using FE^2-based data sets (B.Sc. thesis)
Completed: 02/2023
Author: Y. Franz
Supervisor: Marius Harnisch, M.Sc.
Comparison of thermomechanically coupled simulations with the inherent strain method for additive manufacturing processes (B.Sc. thesis) Completed: 01/2023 Author: B. Streitbürger Supervisor: Isabelle Noll, M.Sc.
On the solution of one-dimensional boundary value problems with spectral solvers (B.Sc. project thesis) Completed: 01/2023 Author: T. Detambel Supervisor: Dr.-Ing. Tobias Kaiser

2023

Modeling and simulation of thermo-mechanical coupling and damage in ABAQUS (M.Sc. thesis) Completed: 10/2022 Author: L. Sobisch Supervisor: Dr.-Ing. Tobias Kaiser, Tim Furlan, M. Sc.
Investigation of a propagator in data-driven mechanics for mapping cyclic material behavior (B.Sc. project thesis) Completed: 10/2022 Author: Y. Franz Supervisor: Marius Harnisch, M. Sc.
Computational modeling of fatigue failure using electro-mechanically coupled cohesive zone formulations (B.Sc. thesis) Completed: 09/2022 Author: T. Kalender Supervisor: Dr.-Ing. Tobias Kaiser
Investigation of scanning strategies for powder bed based melting processes using "eigenstrain analysis" in Abaqus (B.Sc. project thesis) Completed: 07/2022 Supervisor: Isabelle Noll, M. Sc.
Brachistochrone - derivation, illustration and analysis using a self-developed experimental setup (B.Sc project thesis) Completed: 07/2022 Authors: J. Mertsch & S. Wißuwa Supervisor: Henning Lammen M.Sc
Smooth rate-independent crystal plasticity (B.Sc. project thesis) Completed: 06/2022 Author: J. Wiecha Supervisor: Dr.-Ing. Tobias Kaiser
mplementation of a neural network as a history surrogate for one-dimensional plasticity in data-driven mechanics (B.Sc. thesis) Completed: 06/2022 Author: S. Brabender Supervisor: Marius Harnisch, M. Sc.
Implementation of a FFT-based spectral solver for multiscale mechanics (B.Sc. thesis) Completed: 05/2022 Author: T. Detambel Supervisor: Dr.-Ing. Tobias Kaiser
Implementation of an isogeometric finite element framework for multiple patches with local refinement (B.Sc. thesis) Completed: 03/2022 Author: L. Langerbein Supervisor: M.Sc. Carina Witt

2022

Analysis of the stress and strain state of a door clamp using the finite element method (B.Sc. thesis) Completed: 12/2021 Author: M. Jostmann Supervisor: M.Sc. Alexander Niehüser
Simulation of cyclic fatigue in aluminum alloys (M.Sc. project thesis) Completed: 12/2021 Author: A. Shan Supervisor: M.Sc. Serhat Aygün
Implementation and analysis of generalized cohesive zone elements in the finite element library deal.II (M.Sc. thesis) Completed: 11/2021 Author: Till Janis Budde Supervisor: Volker Fohrmeister, M.Sc.
Design, measurement and FE-simulation of an analogy test for workpiece clamping during internal cylindrical hobbing (B.Sc. thesis) Completed: 10/2021 Author: N. Policeusz Supervisor: Tim Furlan, M.Sc.
Implementation of an algorithm for the finite-element-based simulation of the material and structural behavior of magnetic shape memory alloys (B.Sc. thesis) Completed: 07/2021 Author: K. Bükrü Supervisor: Dr.-Ing. Thorsten Bartel
Remeshing of deformed bodies in large deformation FEM simulations using higher-order elements (B.Sc. thesis) Completed: 05/2021 Author: J. Stollberg Supervisor: Dr.-Ing. Richard Ostwald, Tim Furlan, M. Sc.
Refinement strategies in the isogeometric finite element method (B.Sc. thesis) Completed: 04/2021 Author: L. Schrade Supervisor: M.Sc. Carina Witt
Solution recovery and transfer in h-adaptive finite element analyses (B.Sc. thesis) Completed: 04/2021 Author: L. Sobisch Supervisor: Dr.-Ing. Richard Ostwald, Dr.-Ing. Raphael Holtermann, Tim Furlan, M. Sc.
Setup and measurements with an ultrasonic measuring device on deformed steel (B.Sc. project thesis) Completed: 03/2021 Author: J. Figge Supervisor: Dr.-Ing. Patrick Kurzeja
Behavior of microcracks in tensile specimens with statistically distributed inclusions (B.Sc. project thesis) Completed: 02/2021 Author: R. Raveendran Supervisor: Serhat Aygün, M. Sc.
Modeling and simulation of size effects in material interfaces (B.Sc. project thesis) Author: T. Kalender Supervisor: Dr.-Ing. Tobias Kaiser
A finite element approach to the modeling of crack propagation (B.Sc. project thesis) Completed: 01/2021 Author: P. Scherm Supervisor: Dr.-Ing. Tobias Kaiser
Simulation and analysis of the vibration behavior of a lightweight robot arm (B.Sc. project thesis) Completed: 01/2021 Authors: J. Kummer, A. Heselmann Supervisor: Dr.-Ing. Thorsten Bartel
Implementation of an interface between CAD modeling and an isogeometric finite element framework (B.Sc. project thesis) Completed: 01/2021 Author: L. Schrade Supervisor: M.Sc. Carina Witt

2021

Implementation of physical constraints and statistics based optimization into neural networks (M.Sc. thesis) Completed: 12/2020 Author: N. Zöllner Supervisor: Dr.-Ing. Patrick Kurzeja
A Level Set Approach to Detect Phase Fronts in NiTi Wires Based on Energy Minimization (B.Sc. project thesis) Completed: 12/2020 Author: J. Stollberg Supervisor: Dr.-Ing. Thorsten Bartel
Hipped roof microstructure model for the simulation of phase transformations in shape memory alloys (B.Sc. project thesis) Completed: 12/2020 Authors: K. Bükrü, M. Gesting Supervisor: Dr.-Ing. Thorsten Bartel
On data-driven solid mechanics and applications to two-dimensional inhomogeneous problems (M.Sc. thesis) Completed: 11/2020 Author: M. Harnisch Supervisor: Dr.-Ing. Thorsten Bartel
Elastic anisotropy of two-phase steels with different martensite contents (B.Sc. project thesis) Completed: 11/2020 Author: X. Hou Supervisor: Serhat Aygün, M. Sc.
A non-affine microsphere model for the simulation of electromechanically coupled switching behavior in piezoceramics (B.Sc. thesis) Completed: 11/2020 Author: M. P. Ortmanns Supervisor: Dr.-Ing. Thorsten Bartel
Finite Element Simulation of Large Strain Frictional Contact with the Contact Domain Method (M.Sc. thesis) Completed: 10/2020 Author: A. Niehüser Supervisor: Markus Schewe, M.Sc.
A phase-field approximation suitable for cohesive interface models (M.Sc. thesis) Completed: 10/2020 Author: F. Rörentrop Supervisor: Henning Lammen, M. Sc.
Statistically optimized material modeling via neural networks (M.Sc. thesis) Completed: 10/2020 Author: G.-L. Geuken Supervisor: Dr.-Ing. Patrick Kurzeja
Efficient modeling for fatigue prediction under cyclic loading (B.Sc. thesis) Completed: 8/2020 Author: P. Scherm Supervisor: Kai Langenfeld, M. Sc.
On the comparison of different time discretization methods using the example of a double pendulum (B.Sc. project thesis) Completed: 08/2020 Authors: C. Jasniewicz, T. Enders, T. Vogtmann Supervisor: Dr.-Ing. Thorsten Bartel
A comparison of representative volume element-based and structural tensor-based approaches for the modeling of woven composites (B.Sc. project thesis) Completed: 7/2020 Author: N. von der Höh Supervisor: Dr.-Ing. Tobias Kaiser
Validation of a methodology for welding distortion simulation of assemblies (B.Sc. thesis) Completed: 07/2020 Author: A. Heselmann Supervisor: Dr.-Ing. Thorsten Bartel
Efficient Finite Element Simulation for Selective Laser Beam Processes (B.Sc. thesis) Completed: 7/2020 Author: L. Koppka Supervisor: Isabelle Noll, M. Sc.
Regular remeshing as a strategy for finite element simulations of large deformations in solid mechanics (B.Sc. thesis) Completed: 7/2020 Author: P. Araghchi Supervisor: Tim Furlan, M. Sc.
On the consideration of different classes of elastic anisotropy using the microsphere concept (B.Sc. project thesis) Completed: 6/2020 Author: M. P. Ortmanns Supervisor: Dr.-Ing. Thorsten Bartel
Material modeling and rheological characterization using fractional derivatives (B.Sc. thesis) Completed: 6/2020 Author: S. Winkler Supervisor: Dr.-Ing. Patrick Kurzeja
Solution approaches for local crystal plasticity theory (B.Sc. project thesis) Completed: 5/2020 Author: Till Janis Budde Supervisor: Volker Fohrmeister, M.Sc.
Comparison of the Lagrange multiplier and Nitsche method for solving normal contact problems with large deformations using the finite element method (M.Sc. project thesis) Completed: 4/2020 Author: A. Niehüser Supervisor: Markus Schewe, M.Sc.
Displacement field based identification of temperature dependent material parameters (B.Sc. project thesis) Completed: 2/2020 Author: H. Polat Supervisor: Lars Rose, M.Sc.
Implementation of cohesive zone models using the phase field method (M.Sc. thesis) Completed: 2/2020 Author: P. Linneweber Supervisor: Henning lammen, M.Sc.
Influence of laser beam parameters on additively manufactured components (B.Sc. project thesis) Completed: 01/2020 Author: L. Koppka Supervisor: Isabelle Noll, M.Sc.

2020

Isogeometric higher gradient finite element formulations (M.Sc. thesis) Completed: 12/2019 Author: C. Witt Supervisor: Dr.-Ing. Tobias Kaiser
Experimental investigation of the identification of temperature dependent material properties (B.Sc. thesis) Completed: 12/2019 Author: F. Dogan Supervisor: Lars Rose, M.Sc.
Numerical modeling of cyclic plasticity by using the Armstrong-Frederick kinematic hardening combined with ductile damage (B.Sc. thesis) Completed: 09/2019 Author: M. Harnisch Supervisor: Serhat Aygün, M. Sc.
Numerical and Experimental Study of the Influence of Contact Surfaces on Eigenfrequencies (M.Sc. thesis) Completed: 09/2019 Author: F. Tariq Supervisor: Dr.-Ing. Patrick Kurzeja
Development of finite element program modules for the simulation of extrusion processes (B.Sc. thesis) Completed: 08/2019 Author: A. Borutta Supervisor: Dr.-Ing. Richard Ostwald
Numerical instability analysis of three-dimensional structures using scripted Abaqus simulations (B.Sc. project thesis) Completed: 08/2019 Author: S. Grünewald Supervisor: Dr.-Ing. Patrick Kurzeja
Investigation of the influence of various factors on the surface finish of additively manufactured components (B.Sc. project thesis) Completed: 08/2019 Author: Yuhe Liu Supervisor: Tim Furlan, M. Sc.
Modeling of a Viscoelastic Polymer - Experiment, Finite Element Implementation and Parameter Identification (M.Sc. thesis) Completed: 07/2019 Author: M. Barghidarian Supervisor: Dr.-Ing. Richard Ostwald, Robin Schulte, M.Sc.
Implementation of the isogeometric finite element method (M.Sc. project thesis) Completed: 07/2019 Author: C. Witt Supervisor: Dr.-Ing. Tobias Kaiser
Statistical evaluation of the measurement quality of a 3D scanner (B.Sc. project thesis) Completed: 06/2019 Author: N. Zöllner Supervisor: Dr.-Ing. Patrick Kurzeja
Thermodynamically consistent modeling of bainitic phase transformations (B.Sc. project thesis) Completed: 06/2019 Author: G. Geuken Supervisor: Dr.-Ing. Thorsten Bartel
Implementation of a phase field model for small deformations to investigate fracture energy (B.Sc. thesis) Completed: 06/2019 Author: T. Cong Supervisor: Kai Langenfeld, M. Sc.
Viscous material models in the finite element simulation of lubricants (B.Sc. thesis) Completed: 05/2019 Author: N. Zöllner Supervisor: Markus Schewe, M. Sc.
Comparison ofthe efficiency of different methods for the solution of optimization problems with inequality constraints (B.Sc. project thesis) Completed: 04/2019 Author: J. Willerscheid Supervisor: Dr.-Ing. Thorsten Bartel
Comparison of different methods for solving optimization problems with inequality constraints (B.Sc. project thesis) Completed: 04/2019 Author: J. Kämper Supervisor: Dr.-Ing. Thorsten Bartel
Investigation of Thermal Boundary Conditions: Application to Selective Laser Melting Completed: 04/2019 Author: O. Aydin Supervisor: Isabelle Guschke, M. Sc.
Implementation of a thermo-mechanically coupled FE formulation in FEAP (B.Sc. project thesis) Completed: 01/2019 Author: A. Möglich Supervisor: Serhat Aygün, M. Sc.
Modeling of dislocation density in a context of rate-independent plasticity and isotropic hardening (B.Sc. project thesis) Completed: 01/2019 Author: M. Harnisch Supervisor: Serhat Aygün, M. Sc.
Numerical investigation of instabilities due to growth (master thesis) Completed: 01/2019 Author: I. Valizadeh Supervisor: Dr.-Ing. Thorsten Bartel

2019

Finite element-based modeling and simulation of compression-induced micro-welding (bachelor project thesis) Completed: 12/2018 Author: J. Noske/T. Baaske Supervisor: Dr.-Ing. Thorsten Bartel
Investigation of convergence behavior using the example of gradient-extended ductile damage (bachelor project thesis) Completed: 11/2018 Author: S. Braun Supervisor: Leon Sprave
Simulation of plasticity using stress mode decompositions (bachelor thesis) Completed: 11/2018 Author: M. Böddecker Supervisor: Dr.-Ing. Richard Ostwald
Comparison of analytical methods for the calculation of natural frequencies using the example of the vibration teaching systemG.U.N.T. TM150 - Experimental analysis (project thesis) Completed: 10/2018 Author: C. Patsch Supervisor: Lars Rose, M. Sc.
Comparison of analytical methods for the calculation of natural frequencies using the example of the vibration teaching system G.U.N.T. TM150 - Analytical analysis (project thesis) Completed: 10/2018 Author: M. Gozemba Supervisor: Lars Rose, M. Sc.
A comparison of different laminate based approaches for the modeling of microstructures in solids (master thesis) Completed: 10/2018 Author: H. Wilbuer Supervisor: Dr.-Ing. Thorsten Bartel
Thermomechanical fatigue with model validation for the service life calculation of a cylinder head for a large diesel engine (bachelor thesis) Completed: 10/2018 (Cooperation with MAN SE) Author: J. Gerlach Supervisor: Dr.-Ing. Richard Ostwald
A constitutive model for semicrystalline polymers via a rank-1 homogenization approach (master project thesis) Completed: 10/2018 Author: H. Wilbuer Supervisor: Dr.-Ing. Thorsten Bartel
Experimental investigation of failure in 3D printing with two components (bachelor project thesis) Completed: 09/2018 Author: T. Cong Supervisor: Dr.-Ing. Patrick Kurzeja, Tim Heitbreder, M. Sc.
Identification of a yield surface using biaxial cross-pull tests (bachelor thesis) Completed: 07/2018 Author: A. Ennen Supervisor: Lars Rose, M. Sc.
Parameter identification for a visco-elastic polymer under large deformations (project thesis) Completed: 06/2018 Author: M. Barghidarian Supervisor: Dr.-Ing. Richard Ostwald
A data-driven algorithm for the simulation of elastic one- and two-dimensional structures (master thesis) Completed: 06/2018 Author: H. Lammen Supervisor: Dr.-Ing. Thorsten Bartel
Automated abaqus parameter studies for a regularized damage formulation (project thesis) Completed: 06/2018 Author: A. Borutta Supervisor: Dr.-Ing. Richard Ostwald
Finite element implementation of a contact model with triangular segments (bachelor thesis) Completed: 04/2018 Author: P. Linneweber Supervisors: Markus Schewe M.Sc., Dipl.-Ing. Rolf Berthelsen
Comparison of analytical methods and the finite element solution of a flexural vibrator (bachelor project thesis) Completed: 04/2018 Author: F. Rörentrop Supervisors: Markus Schewe, M.Sc.
Linear stability analysis using Abaqus and FEAP: implementation and validation (master project thesis) Completed: 04/2018 Author: B. Tekkaya Supervisors: Dr.-Ing. Patrick Kurzeja, Tim Heitbreder, M. Sc.
Modeling approach of the glass transition of a shape memory polymer based on a material model of an austenite-martensite transformation (bachelor project thesis) Completed: 04/2018 Authors: M. Wolfstädter, L. Esken Supervisors: Dr.-Ing. Thorsten Bartel
Effects on rotordynamic modal analysis when using equivalent stiffness diameters by means of numerical calculations with finite elements (bachelor thesis) Completed: 04/2018 Author: C. Witt Supervisor: Dr.-Ing. Thorsten Bartel
Simulation of shape memory alloys using stress mode dependent weighting functions (bachelor project thesis) Completed: 04/2018 Author: M. Böddecker Supervisor: Dr.-Ing. Richard Ostwald
Application of micro testing machine and VEDDAC for determination of machine stiffness (bachelor project thesis) Completed: 01/2018 Author: A. Ennen Supervisor: Leon Sprave
Numerical homogenization based on polyconvexification: Application to shape memory alloys (master thesis) Completed: 01/2018 Author: T. Furlan Supervisor: Dr.-Ing. Thorsten Bartel
A Finite Element Model for Large Strain Magneto-Viscoelasticity (master thesis) Completed: 01/2018 Author: N. Trümper Supervisor: Dipl.-Ing. Karsten Buckmann

2018

Efficient numerical integration on the surface of a sphere (master project thesis) Completed: 12/2017 Author: H. Lammen Supervisor: Dr.-Ing. Richard Ostwald
Finite Element Analysis of the Stress Distribution in the "Schürmann" Spur Tooth (bachelor project thesis) Completed: 09/2017 Author: P. Linneweber Supervisor: Dr.-Ing. Thorsten Bartel
A Thermomechanical Framework for The Modeling and Simulation of Selective Laser Melting (master thesis) Completed: 09/2017 Author: I. Guschke Supervisor: Dr.-Ing. Thorsten Bartel
Gradient-enhanced damage modeling - a Fischer-Burmeister approach applied to KKT-conditions at Finite Element node level (master project thesis) Completed: 08/2017 Author: F. Guhr Supervisor: Leon Sprave
On the Modelling pf Phase Transitions in Solids Undergoing High thermal Impacts (master project thesis) Completed: 08/2017 Author: I. Guschke Supervisor: Dr.-Ing. Thorsten Bartel
A Constitutive Driver for Large Strain Magneto-Viscoelasticity (master project thesis) Completed: 06/2017 Author: N. Trümper Supervisor: Dipl.-Ing. Karsten Buckmann
Optimization of a test rig for thermographic acquisition of surface temperatures (project thesis) Completed: 05/2017 Author: E. Efendioglu Supervisor: Lars Rose, M. Sc.
FiniteOptimization-based calibration of a visco-elastic material model and application in nonlinear FEM (bachelor thesis) Completed: 04/2017 Author: S. Kimpel Supervisor: Dr.-Ing. Richard Ostwald
Numerical analysis of different specimen geometries to perform biaxial tensile tests (bachelor project thesis) Completed: 04/2017 Author: J. Woesthoff Supervisor: Dr.-Ing. Thorsten Bartel
Further development of the mechanical structural stiffness of a flow-through pipe component using a numerical modal analysis (bachelor thesis) Completed: 04/2017 Author: J. Woesthoff Supervisor: Dr.-Ing. Thorsten Bartel
Multiscale finite element based analysis of the influence of material parameters of inhomogeneous materials on plasticization (bachelor project thesis) Completed: 04/2017 Author: B. Tekkaya Supervisor: Dr.-Ing. Thorsten Bartel
Implementation of the Particle Finite Element Method (master thesis) Completed: 03/2017 Author: M.Schewe Supervisor: Dipl.-Ing. Rolf Berthelsen
Analysis of damage formulations for the finite element based simulation of forming processes (master thesis) Completed: 01/2017 Author: A. Schowtjak Supervisor: Dr.-Ing. Richard Ostwald, Dr.-Ing. Till Clausmeyer (IUL)

2017

Theory and finite element implementation of finite deformation thermoplasticity in principal stretches (project thesis) Completed: 10/2016 Author: M. Schewe Supervisor: Dipl.-Ing. Rolf Berthelsen
Modeling of weak discontinuities for the simulation of propagating phase fronts Completed: 10/2016 Author: M. Sewerin Supervisor: Dr.-Ing. Thorsten Bartel
Effect of structural microhardness of steel sheet materials on their edge crack sensitivity (bachelor thesis) Completed: 10/2016 Author: B. Tekkaya Supervisor: Dr.-Ing. T. Bartel
Implementation of a coupled model for the three-dimensional finite strain simulation of phase transformation and plasticity (project thesis) Completed: 09/2016 Author: T. Keute Supervisor: Dr.-Ing. R. Ostwald, Dipl.-Ing. R. Holtermann
Parameter identification framework for inhomogeneous states of deformation using Abaqus: Application to inelastic and gradient-enhanced material models(master thesis) Completed: 08/2016 Author: R. Schulte Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Implementation of hyperelastic finite strain micro-sphere models (bachelor thesis) Completed: 08/2016 Author: H. Lammen Supervisor: Dr.-Ing. R. Ostwald
2D finite element simulation of a geometrically resolved propagating solid phase front using weak discontinuities (bachelor thesis) Completed: 08/2016 Author: F. Guhr Supervisor: Dr.-Ing. T. Bartel
Gradient extension of a damage model (bachelor thesis) Completed: 08/2016 Author: T. Wiegold Supervisors: A. Bartels and Prof. Dr.-Ing. Jörn Mosler
Transient mixed finite element simulation of diffusion-driven swelling (master thesis) Completed: 05/2016 Author: L. Sprave Supervisors: Jun.-Prof. Björn Kiefer, Ph.D. and Prof. Dr.-Ing. Andreas Menzel
An inelastic finite element framework for the simulation of wear (bachelor thesis) Completed: 05/2016 Author: H. Wilbuer Supervisor: Dipl.-Ing. Rolf Berthelsen
Implementation of a phenomenological model for the simulation of selective laser melting processes (bachelor thesis) Completed: 05/2016 Author: I. Guschke Supervisor: Dr.-Ing. T. Bartel
A contribution to the simulation of phase-transformations in grinding processes (project thesis) Completed: 05/2016 Author: J. Grodotzki Supervisors: Dr.-Ing. Richard Ostwald, Dipl.-Ing. Raphael Holtermann
A Finite Deformation Thermo-Elastic Micro-Sphere Model for Rubber-Like Materials (master thesis) Completed: 04/2016 Author: P. Oppermann Supervisors: Prof. Dr.-Ing. Andreas Menzel, Dr.-Ing. Richard Ostwald
Thermomechanically coupled gradient enhanced plasticity - Variational consistent updates based on hyperdual numbers (master thesis) Completed: 04/2016 Author: V. Fohrmeister Supervisors: A. Bartels and Prof. Dr.-Ing. Jörn Mosler
Examination of numerical differentiation schemes using hyper-complex numbers (project thesis) Completed: 04/2016 Author: V. Fohrmeister Supervisors: A. Bartels and Prof. Dr.-Ing. Jörn Mosler
Multiscale finite element based analysis of the influence of material properties of inhomogeneous materials on plasticization (bachelor project thesis) Completed: 03/2016 Author: B. Tekkaya Supervisor: Dr.-Ing. Thorsten Bartel
Cahn-Hilliard based phase field modeling (master thesis) Completed: 03/2016 Author: F. Krajewski Supervisors: A. Bartels and Prof. Dr.-Ing. Jörn Mosler
Experiments and algorithmic treatment of material parameter identification utilizing optical displacement field measurements (master thesis) Completed: 02/2016 Author: L. Rose Supervisors: Jun.-Prof. Björn Kiefer, Ph.D., Dr.-Ing. Richard Ostwald

2016

Modeling, Simulation and Parameter Identification of Ferroric Cooling Effects in Shape Memory Alloys (project thesis) Completed: 12/2015 Author: R. Schulte Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Implementation of a Finite Element Postprocessor for the Simulation of Dry Sliding Wear (project thesis) Completed: 12/2015 Author: H. Wilbuer Supervisor: Dipl.-Ing. Rolf Berthelsen
Optimizing the design of drive drums including FKM fatigue strength verification (bachelor thesis) Completed: 11/2015 Author: T. Keute Supervisors: Prof. Dr.-Ing. Andreas Menzel, Dr.-Ing. Richard Ostwald
Fibre-Reinforced Composites - Finite Deformation Higher-Gradient Theory and Mixed Finite Element Formulation (master thesis) Completed: 10/2015 Author: T. Asmanoglo Supervisors: Prof. Dr.-Ing. Andreas Menzel, Dr.-Ing. Richard Ostwald
Finite element implementation of a non-local gradient-type anisotropic damage model (project thesis) Completed: 09/2015 Author: L. Sprave Supervisors: Jun.-Prof. Björn Kiefer, Ph.D. and Prof. Dr.-Ing. Andreas Menzel
Optimization-based Parameter Identification for Inhomogeneous Problems (project thesis) Completed: 07/2015 Author: L. Rose Supervisors: Jun.-Prof. Björn Kiefer, Ph.D., Dr.-Ing. Richard Ostwald
Analysis of efficiency and stability of different time integration methods for the solution of differential equation systems of a solid state phase transformation model ( project thesis) Completed: 04/2015 Author: S. Dohm Supervisor: Dr.-Ing. Richard Ostwald
Development of a material model for piezoceramics using energy barriers (bachelor thesis) Completed: 03/2015 Author: S. Aygün Supervisor: Dr.-Ing. Thorsten Bartel
Calculation of "yield limits" for solid-state phase transformations (project thesis) Completed: 02/2015 Authors: N. Trümper, S. Lappe Supervisor: Dr.-Ing. Thorsten Bartel
Investigation of Design Optimization of Common Rail Pressure Accumulator using Adjoint Method (master thesis) Completed: 01/2015 Author: A. Kumar Supervisor: Dr.-Ing. Thorsten Bartel

2015

Modeling and simulation of functional fatigue in shape memory wires using extended Ritz approaches (project thesis) Completed: 12/2014 Author: S. Aygün Supervisor: Dr.-Ing. Thorsten Bartel
Method for the development of component test rigs by statically equivalent substitute systems of single test components (bachelor thesis) Completed: 11/2014 Author: N. Trümper Supervisor: Dr.-Ing. Thorsten Bartel
Theory and finite element implementation of thermomechanically coupled interface elements (bachelor thesis) Completed: 11/2014 Author: M. Schewe Supervisor: Dipl.-Ing. Rolf Berthelsen
Constitutive Modeling of Evolving Anisotropies in Finite Plasticity (bachelor thesis) Completed: 11/2014 Author: T. Asmanoglo Supervisors: Jun.-Prof. Björn Kiefer, Ph.D. and Prof. Panayiotis Papadopoulos, Ph.D. (UC Berkeley)
Development of an FE-based simulation tool for the design of rolling contacts in large-diameter antifriction bearings (master thesis, in coorperation with ThyssenKrupp Rothe Erde GmbH) Completed: 07/2014 Author: J. Tenkamp Supervisors: Jun.-Prof. Björn Kiefer, Ph.D. and Prof. Dr.-Ing. Andreas Menzel
Further development of a material model for micromechanically motivated description of plasticity with dislocation density-based strain hardening (project thesis) Completed: 07/2014 Author: V. Fohrmeister Supervisor: Dr.-Ing. Thorsten Bartel
A phase field approach to Eshelby's inclusion problem (bachelor thesis) Completed: 06/2014 Author: T. Furlan Supervisors: Jun.-Prof. Björn Kiefer, Ph.D. and Prof. Dr.-Ing. Jörn Mosler
Analytical and numerical investigations for the design of a magnetic bearing (bachelor thesis) Completed: 06/2014 Author: L. Rose Supervisors: Jun.-Prof. Björn Kiefer, Ph.D. and Prof. Dr.-Ing. Andreas Menzel
Modeling and Simulation of Fe-based Shape Memory Alloy Response (bachelor thesis) Completed: 05/2014 Author: J. Grodotzki Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Numerical homogenization strategies for interfaces (master thesis) Completed: 05/2014 Author: C. Sievers Supervisors: Prof. Dr.-Ing. Jörn Mosler and Dipl.-Ing. Till Clausmeyer
FE-based Computational Homogenization (bachelor thesis) Completed: 04/2014 Author: A. Schowtjak Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Calibration of Anisotropic Yield Surfaces Based on Kelvin Mode Decomposition (project thesis) Completed: 04/2014 Author: T. Asmanoglo Supervisors: Jun.-Prof. Björn Kiefer, Ph.D. and Dr.-Ing. Richard Ostwald
Influence of axle kinematics and elastodynamics on the lateral dynamics of a passenger car: Extension of the axle development concept in the early concept phase (diploma thesis, in coorperation with Audi AG Ingolstadt) Completed: 03/2014 Author: S. Blei Supervisor: Dr.-Ing. Tobias Waffenschmidt
Comparison between different solution strategies in modeling rate-independent crystal plasticity (bachelor thesis) Completed: 2014 Author: F. Schmitz Supervisor: Dr.-Ing. Thorsten Bartel
Theory and finite element implementation of coupled nonlinear thermoviscoplasticity (bachelor thesis) Completed: 2014 Author: P. Oppermann Supervisor: Dr.-Ing. Ralf Denzer
A comparison between classical micromechanics and direct numerical homogenization techniques for the computation of effective properties in elastic solids (project thesis) Completed: 02/2014 Author: L. Rose Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
A comparison of algorithmic approaches for the modeling of plasticity and phase transformation in Fe-based SMAs (project thesis) Completed: 02/2014 Author: J. Grodotzki Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.

2014

Computationally-efficient simulation of single crystalline SMA response using optimized anisotropic transformation surfaces (bachelor thesis) Completed: 12/2013 Author: R. Schulte Supervisors: Jun.-Prof. Björn Kiefer, Ph.D. and Prof. Darren J. Hartl, Ph.D. (Texas Institute for Intelligent Materials and Structures)
Kinematics simulation of an independent suspension in double wishbone design (technical laboratory) Completed: 09/2013 Author: T. Schröder Supervisor: Dr.-Ing. Tobias Waffenschmidt
Algorithmic Concepts for Gradient-Enhanced Damage Coupled With Plasticity (bachelor thesis) Completed: 07/2013 Author: L. Sprave Supervisor: Dr.-Ing. Tobias Waffenschmidt and Jun.-Prof. Björn Kiefer, Ph.D.
Investigation of an error estimator for calculations with the finite element method (project thesis) Completed: 2013 Author: T. Furlan Supervisor: Dr.-Ing. Ralf Denzer
Development of a 3D finite element model to simulate heat input and material deposition during flame coating (project thesis) Completed: 2013 Author: D. Tomath Supervisor: Dr.-Ing. Ralf Denzer
Finite element simulation of a geometrically resolved propagating solid phase front using discontinuous approach functions (project thesis) Completed: 2013 Authors: M. Schewe, H. Pleskun Supervisor: Dr.-Ing. Thorsten Bartel
Thermodynamically consistent derivation of time-dependent evolution laws for bainitic phase transformations (project thesis) Completed: 2013 Author: A. Schowtjak Supervisor: Dr.-Ing. Thorsten Bartel
New development, experimental characterization and modeling of a two-dimensional vibration absorber (master thesis, in cooperation with KÖTTER Consulting Engineers GmbH & Co. KG) Completed: 06/2013 Author: P. Tetenborg Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Nonlinear dynamics using generalized alpha method and midpoint rule (project thesis) Completed: 03/2013 Author: D. Tomath Supervisor: Dr.-Ing. Ralf Denzer
Implementation of a micromechanical plasticity model considering dislocation density-based hardening (project thesis) Completed: 2013 Authors: J. Tenkamp, J. Sauer Supervisor: Dr.-Ing. Thorsten Bartel
Implementation of a FE-based Algorithm for the Computation of Energy Minimizing Microstructures in Magnetostrictive Materials (project thesis) Completed: 02/2013 Authors: R. Schulte, L. Sprave Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Implementation of a mixed triangular element with continuous pressure degrees of freedom and incompatible displacements for quasi-incompressible linear-elastic material behavior (project thesis) Completed: 01/2013 Author: P. Oppermann Supervisor: Dr.-Ing. Ralf Denzer

2013

Determination of average dislocation density in metals by evaluation of digitally processed TEM images (technical laboratory) Completed: 2012 Author: E. Husser Supervisor: Dipl.-Ing. Till Clausmeyer
FE analysis of transverse hardening in sheet metal forming (project thesis) Completed: 2012 Author: E. Husser Supervisor: Dipl.-Ing. Till Clausmeyer
Numerical methods of machine dynamics (project thesis) Completed: 10/2012 Author: T. Schröder Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Finite element implementation of a continuum phase field model to describe domain evolution in ferroelectric materials (diploma thesis) Completed: 08/2012 Author: K. Buckmann Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Finite element simulation of inelastic solid interfaces using interface elements (student thesis) Completed: 11/2012 Author: F. Ossege Supervisor: Dr.-Ing. Tobias Waffenschmidt
Development of a Matlab-based simulation and visualization environment for discrete dynamical systems (student thesis) Completed: 01/2012 Author: A. Pecoraro Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.
Linear and geometrically nonlinear thermoelasticity (project thesis) Completed: 2012 Author: E. Husser Supervisor: Dr.-Ing.

2012

Analysis of the influence of material model and spatial discretization on deep drawing simulation using FEM (project thesis) Completed: 2011 Author: C. Löbbe Supervisor: Dipl.-Ing. Till Clausmeyer
Simulation of the Dynamic Response and Identification of the Aerodynamic Distribution for an Experimental Aircraft in the Context of Loads Diagnosis (master thesis, in cooperation with Airbus Operations GmbH and Institut für Flugzeug-Systemtechnik, TU Hamburg-Harburg) Completed: 11/2011 Author: V. Vijayan Supervisor: Jun.-Prof. Björn Kiefer, Ph.D.

2011

Numerical Methods of Machine Dynamics - Simulation of a Trolley (project thesis) Completed: WS 2009/10 Author: M. Nowak Supervisor: Dr.-Ing. Tobias Waffenschmidt

2010