PhD theses completed

PhD projects within the Graduate School, which are completed already, are listed below together with the corresponding PhD Student. They are ordered according to the Research Foci (R1-R9) and Cross-sectional Areas (C1-C4). For most of the thesis you are linked to a project page or a PDF download, which provide a short overview of the project and lists the supervisors.

Research Foci

R1) Multirate and multiscale methods

  • Avanced Simulation of an Adaptive Lower Limb Prosthesis, Dr.-Ing. Nasim Alnu'man
  • Systematic data extraction in HF electromagnetic fields, Dr.-Ing. Todorka Banova
  • Development of boundary conforming and adaptive high order schemes for beam dynamics simulations, Dr.-Ing. Jian Cui
  • Robust reduced order models and direct network couplings, Dr.-Ing. Martin Eller
  • Quality Assessment for Large-Eddy-Simulations, Dr. rer. nat. Matthias Frankenbach
  • Coupled fluid dynamic and electromagnetic simulations using a boundary conforming Discontinuous Galerkin (DG) approximation, Dr.-Ing. Annette Fröhlcke
  • Extended transmission line modeling of electrical machines, Dr.-Ing. Hai Van Jorks
  • Space-time Discretization for Maxwell's Equations in Geometric Algebra Setting, Dr.-Ing. Mariusz Klimek
  • Finite Element Methods in Electromagnetics, Dr.-Ing. Fritz Kretzschmar
  • Development of a Femtosecond Bunch Arrival Time Monitor System, Dr.-Ing. Alexander Kuhl
  • Higher-Order Multirate Methods for Transient Multi-Physics Problems, Dr. rer. nat. Karen Kuhn
  • hp-Adaptive Finite Element Methods for the Time Dependent Maxwell Equations, Dr.-Ing. Martin Lilienthal
  • Coupled Magnetic and Thermal Simulation of superconducting magnets, Dr.-Ing. Anna Mierau
  • Flow over superhydrophobic surfaces under the influence of electric fields, Dr.-Ing. Clarissa Schönecker
  • Generation of compact models for power electronics devices, Dr.-Ing. Felix Traub
  • Simulation and adjoint-based optimization of water supply networks, Dr. rer. nat. Lisa Wagner
  • Modeling of Thin Sheets and Surface Impedance Boundary Conditions, Dr.-Ing. Irene Woyna

R2) Optimal control

  • FSI-based optimization of profiled structures, Dr.-Ing. Nima Aghajari
  • Adaptive Multilevel Optimization Methods based on adaptive FE- and reduced Order Approximations, Dr. rer. nat. Stefanie Bott
  • Multidimensional Optimization Algorithm for the Control of Combustion Engines, Dr. rer. nat. Timo Burggraf
  • Adaptive Multilevel SQP-Methods for PDAE-Constrained Optimal Control Problems, Dr. rer. nat. Debora Clever
  • Optimal flow control based on reduced models, Dr. rer. nat. Jane Ghiglieri
  • Modelling and tailoring of damping in self-excited mechanical systems, Dr.-Ing. Dominik Jekel.
  • Identification and optimization of flow and transport phenomena, Dr. rer. nat. Tobias Seitz
  • Model order reduction for parameterized dynamical systems obtained with the finite integration technique, Dr.-Ing. Kynthia Stavrakakis
  • Numerical Simulation of Aerodynamic Plasma Actuator Effects, Dr.-Ing. Debora Gleice Vieira
  • Wave Propagation in Liquid Crystal, Dr.-Ing. Xiao Wang
  • Adaptive Multilevel SQP-Methods for PDE-constrained Optimization, Dr. Jan Carsten Ziems

R3) Discrete-continuous and global optimization

  • A continuous reformulation of cardinality constrained optimization problems, Dr. rer. nat. Max Bucher
  • Optimization with Bilinear and Complementarity Constraints, Dr. rer. nat. Tobias Fischer
  • Derivative Free Surrogate Optimization for Mixed-Integer Nonlinear Black Box Problems in Engineering, Dr.-Ing. Thomas Hemker
  • Optimal Operation of Water Supply Networks by Mixes Integer Nonlinear Programming and Algebraic Methods, Dr. Wei Huang
  • Trajectory and Task Planning for Cooperating Vehicles: Discrete-Continuous Modeling and Optimization, Dr.-Ing. Christian Reinl

R4) Uncertainty quantification

  • Methods from statistical signal processing for application in accelerator technology, Dr.-Ing. Mouhammad Alhumaidi
  • Modelling and Quantification of Uncertainties in electro-mechanical Energytransducers, Dr.-Ing. Zeger Bontinck
  • Simulation of Coupled Problems and Uncertainty Quantification in Nanoelectronics, Dr.-Ing. Thorben Casper
  • Numerical Methods for Estimation and Reduction of the Impact of Geometrical Uncertainties on the Performance of Electromagnetic Devices, Dr.-Ing. Jacopo Corno
  • Advanced Robust Bootstramp Techniques for Signal Processing, Dr.-Ing. Lala Khadidja Hamaidi
  • Stochastic Modelling of Materials in Accelerator Magnets, Dr.-Ing. Radoslav Jankoski
  • Entwicklung numerischer Verfahren zur Unsicherheits-Quantifizierung in elektromagnetischen Feldmodellen mit einer vergleichsweise großen Anzahl unsicherer Parameter, Dr.-Ing. Dimitrios Loukrezis
  • Stochastic Galerkin methods for incompressible flows, Dr. rer. nat. Christopher Müller
  • Development of a numerical method for preliminary design of components to ensure operational stability under stochastic multiaxial vibrational load, Dr.-Ing. Ngoc Bao Nguyen
  • Unsteady adaptive stochastic collocation methods in Uncertainty Quantification, Dr. rer. nat. Bettina Schieche
  • Reduced basis methods for PDE problems with random data, Dr. rer. nat. Christopher Spannring
  • Robust Classification and Clustering for Distributed Sensor Networks, Dr.-Ing. Freweyni Kidane Teklehaymanot
  • Flow Optimization under Uncertainty, Dr.-Ing. Christoph Thiem

R5) Combustion

  • Numerical Investigations of Altitude Relight Phenomena, Dr.-Ing. Kai Aschmoneit
  • Advanced Modelling of flame-wall interaction and heat transfer in Combustion Systems, Dr.-Ing. Amer Avdic
  • Simulation of Turbulent Combustion Processes in GDI-engines using LES, Dr.-Ing. Matteo Ghelfi
  • Analyse und Bewertung der Einflüsse von Biokraftstoffen auf die Verbrennung im Motor, Dr.-Ing. Chao He
  • Development of numerical models for the simulation of compressible combustion, Dr.-Ing. David Jesch
  • Compressible combustion and combustion instabilities, Dr.-Ing. Jean Kadavelil
  • Prediction of minor species in combustion systems, Dr.-Ing. Anja Ketelheun
  • Development of numerical methods for the simulation of turbulent premixed combustion, Dr.-Ing. Guido Künne
  • Modeling and unsteady simulation of turbulent multiphase flow including fuel injection in IC-engine, Dr.-Ing. Kaushal Nishad
  • Numerical Study of Stratification on novel Homogeneous-Charge Compression-Ignition (HCCI) Engines for Higher Load Extension, Dr.-Ing. Esra Yildar

R6) Multiphase flows

  • Free Surface Fluid Flow Controlled by Surface and Electro-Magnetic Forces, Dr.-Ing. Nehzat Emamy
  • Direct Numerical Simulations and Computational analysis of binary droplet collisions for complex fluids, Dr.-Ing. Christian Focke
  • Multi-Phase Flow Simulation with an Eulerian approach and the Direct Quadrature Method of Moments (DQMOM), Dr.-Ing. Werner Gumprich
  • Aerodynamic Sound Production in Shear Flows, Dr.-Ing. Jan-Niklas Hau
  • Discontinuous Galerkin Simulation of Multiphase Flows with Interfacial Equations, Dr.-Ing. Christina Kallendorf
  • Simulation of incompressible flows using the discontinuous Galerkin method, Dr.-Ing. Benedikt Klein
  • A Discontinuous Galerkin (DG) Multi-Phase Solver for Compressible Fluids, Dr.-Ing. Stephan Krämer-Eis
  • Direct numerical simulation of particle laden flows using extended Discontinuous Galerkin methods, Dr.-Ing. Dennis Krause
  • Development of Discontinuous Galerkin Methods and Software for Multiphase Problems, Dr.-Ing. Florian Kummer
  • Droplet Impact on Porous Media, Dr.-Ing. Nicklas Linder
  • Numerical and analytical investigation of themocapillary motions and their impact on flow stability, Dr.-Ing. Anja Lippert
  • Enhanced compact heat exchangers, Dr.-Ing. Felix Loosmann
  • Modeling and DNS of disperse Fluids, Dr.-Ing. Laura Lukassen
  • Mathematical modelling and numerical simulation of surface-tension-driven multi-phase flows without and with evaporation, Dr. rer. nat. Chen Ma
  • A two-phase Direct Numerical Simulation (DNS) computational framework using unstructured Finite Volume Method, Dr.-Ing. Tomislay Maric
  • Simulation of compressible multiphase flow phenomena using the Discontinuous Galerkin method, Dr.-Ing. Björn Müller
  • Numerical Simulation of Shear Induced Wetting and Dewetting, Dr.-Ing. Daniel Rettenmaier
  • Extended Discontinuous Galerkin (XDG) Simulation of Multiphase Flows, Dr.-Ing. Thomas Utz
  • Modeling and numerical simulation of multicomponent twophase fluids with ionic species, Dr.-Ing. Paul Weber

R7) Multiphysics applications

  • Investigation of the effect of surface roughness on the dynamic properties of fluid dynamic bearings, Dr.-Ing. Taner Baytekin
  • Fluid Structure Interaction (FSI) in Labyrinth seals of Jet Engines, Dr.-Ing. Yu Du
  • Numerical Modeling of Complex Fluid-Structure Interaction, Dr.-Ing. Xingyuan Chen
  • Dynamics of paper machinery, Dr.-Ing. Manuel Eckstein
  • Acoustics of Fluid-Structure Interaction, Dr.-Ing. Frank Flitz
  • Vibration-based Energy Harvesting, Dr.-Ing. Eduard Heffel
  • Vibration-based Nonlinear Broadband Energy Harvesting, Dr.-Ing. Matthias Heymanns
  • Numerical Simulation and Optimization of the generation of noise of the aircraft engines, Dr.-Ing. Xin Huang
  • Flow and Combustion in modern gas turbine combustion chambers, Dr.-Ing. Stefan Kneißl
  • Numerical Simulation of Turbulent Flows in Context of Fluid-Structure Interaction, Dr.-Ing. Anastasia Kondratyuk
  • Simulation and Optimization of Thermal Fluid-Structure Interaction in Blade-Disc Configurations of Aircraft Engines, Dr.-Ing. Hannes Lück
  • Multigrid Methods applied to Fluid-Structure Interaction, Dr. rer. nat. Stephen Sachs
  • High-performance computing techniques for simulating multi-physical systems, Dr.-Ing. Andreas Schmitt
  • Numerical methods for a parabolic-elliptic interface problem, Dr. rer. nat. Robert Schorr
  • Load alleviation in wind turbines using self adaptive airfoils, Dr.-Ing. Henning Spiegelberg
  • Fluid-Structure-Interaction in context of turbulent flows, Dr.-Ing. Sebastian Türk
  • Avoidance of brake squeal by passive measures, Structural optimization of brake discs, Dr.-Ing. Andreas Wagner

R8) Material modeling

  • Electric Field and Mechanical Stress in Ferroelectric Microstructures, Dr.-Ing. Daniel Franzbach
  • Phase Transformations in Perovskite Single Crystals, Dr.-Ing. Shuai Wang
  • Numerical simulation on the chemically induced mechanical stresses, Dr.-Ing. Ying Zhao

R9) Communication systems

  • Multi-Antenna Multicasting and User Scheduling in Multi-User Networks, Dr.-Ing. Ahmed Abdelkader
  • Multi-antenna multi-group multi-way relaying, Dr.-Ing. Aditya Amah
  • Multi-user networks with outdated channel state information, Dr.-Ing. Alexey Buzuverov
  • Multi-User Multi-Antenna Two-Way Relaying, Dr.-Ing. Holger Degenhardt
  • Source Enumeration for Practical Multi-Sensor System, Dr.-Ing. Zhihua Lu
  • Knowledge based Target Detection for Through the wall imaging, Dr.-Ing. Ahmed A. Mostafa
  • Mathematical analysis of models from communications engineering, Dr. rer. nat. Sebastian Schwinn
  • Array Processing for non-stationary signals, Dr.-Ing. Waqas Sharif
  • Adaptive Feedback Cancellation in Hearing Aids, Dr.-Ing. Falco Strasser
  • Signal Processing in Cognitive Radio, Dr.-Ing. Fiky Suratman
  • Multiple-antenna two-hop relaying for bi-directional transmission in wireless communication systems, Dr.-Ing. Timo Unger
  • Electrical Post-Processing Techniques for Compensation of Impairments in Optical Transmission Systems, Dr.-Ing. Christian Weiß

Cross-sectional Areas

C1) Visualization and simulated reality

  • Simulation of Autonomous Robot Teams with Adaptable Levels of Abstraction, Dr.-Ing. Martin Friedmann
  • Generation of Postured Voxel-based Human Models Used for Electromagnetic Applications, Dr.-Ing. Jing Gao
  • Electromagnetic simulations of the human body, Dr.-Ing. Marija Nikolovski
  • High Performance Computing on GPU Cluster, Dr.-Ing. Sven Widmer
  • Methods for Realtime Simulation of Global Illumination on a Heterogeneous GPU-Cluster, Dr.-Ing. Dominik Wodniok

C2) High-performance computing techniques

  • Automated Parallel Code Generation for Simulation of Carbon Nanotubes, Dr. rer. nat. Michael Burger
  • Maintaining Long-Term Efficiency and Scalability in HPC Applications – A Methodic Approach, Dr. rer. nat. Christian Iwainsky
  • Automatic Code and Performance Optimization for Massively Parallel Processors, Dr.-Ing. Nicolas Weber

C3) Verification and validation

  • Advanced Modeling and Signal Processing for the Characterization of Complex Particles with the Time-Shift Technique, Dr.-Ing. Simon Rosenkranz
  • Shear driven drop and rivulent motion on a rigid substrate, Dr.-Ing. Patrick Seiler
  • Light-Scattering by Ice Crystals, Dr.-Ing. Patrick Stegmann
  • Fast stretching of Liquid bridges of Newtonian and Non-Newtonian Fluids, Dr.-Ing. Christina Weickgenannt
  • Laser beam interaction with droplets: computation and measurement, Dr.-Ing. Haitao Yu

C4) Software engineering concepts

  • Bidirectional Model-to-Text Transformations, Dr.-Ing. Anthony Anjorin
  • Incremental Model Synchronization with Precedence-Driven Triple Graph Grammars, Dr.-Ing. Marius Lauder
  • Model based Software Development and Model Transformation, Dr.-Ing. Erhan Leblebici
  • Concurrent Model Driven Automation Engineering – A Meta-Tool Environment for Triple Graph Grammars (TGG), Dr.-Ing. Michael Schlereth
  • Decision-Presentation in virtual Product Development, Dr.-Ing. Frank Schönberg

Demonstrative Applications

D1) Cyber-physical systems

Coordinators: von Stryk

  • Inverse problems in monitoring of atmospheric dispersion processes, Dr.-Ing. Tobias Ritter