### Legacy of Lunch Seminars 2011 - 2016

Our lunch seminar has a long history dating back to the year 2011. See the years 2016 - 2021.

#### Program Winter Term 2015/16

**01 October 2015:**

Speaker: Gregor Heiming, RWTH Aachen University

Title: *Modeling and Simulation of Offshore Wind Farms*

**29 October 2015:**

Speaker: Nikolas Siccha, MathCCES

Title: *Stability Studies of Combined Finite-Element/Finite-Difference-Methods for Extended Fluid Equations*

**30 October 2015, Friday, 11:00:**

Speaker: Matthias Cherek, Yannick Düren, Markus Klösges, Johanna Stimm

Title: *Parallel Simulation of Finite Volume Methods*

**5 November 2015:**

Speaker: Hui Yu, IGPM, RWTH

Title: *On the Self-Organized Hydrodynamic models of collective motions*

**12 November 2015:**

Speaker: Neeraj Sarna, MathCCES

Title: *Moment Equations for Chemically Reacting Gas Mixtures*

**19 November 2015:**

Speaker: Behnam Rahimi, University of Victoria, Canada

Title: *Thermal conduction in rarefied polyatomic gases; Relaxations and boundary effects*

**26 November 2015:**

Speaker: Julian Köllermeier, MathCCES

Title: *On the Stability and Numerical Solution of Partially Conservative Hyperbolic Moment Equations*

**3 December 2015:**

Speaker: Mike Espig, IGPM

Title: *Tensor Approximations*

**10 December 2015:**

Speaker: Jonas Kusch, MathCCES

Title: *Frequency Based Preconditioning and Smoothing for Shape Optimization*

**17 December 2015:**

Speaker: Zhenning Cai, MathCCES

Title: *The L*^{2}*-Spectral Method on Unbounded Velocity Domain for the Boltzmann Equation*

**7 January 2016:**

Speaker: Hossein Gorji, MathCCES

Title: *Stochastic Particle Methods for Flow Simulations*

**14 January 2016:**

Speaker: Fabian Mies, RWTH

Title: *Well-posedness of function-space inverse problems*

**21 January 2016:**

Speaker: Roman Schärer, MathCCES

Title: *Efficient solvers for Entropy-based Moment Closures for Gas Dynamics*

**28 January 2016:**

10:00 Speaker: Ossi Lehtikangas, University of Eastern Finland

Title: *Progress in numerical simulation and inverse problems related to radiation therapy*

**28 January 2016:**

12:00 Speaker: Stefan Bezrucav, Bosch

Title: *Internship report*

12:15 Speaker: Marko Vauhkonen, University of Eastern Finland

Title: *Tomographic imaging with electricity and magnetism*

**11 February 2016:**

Speaker: Weiming Li, Peking University, China

Title: *Approximating the M2 method by the extended quadrature method of moments for radiative transfer in slab geometry*

**29 February 2016, Monday, 13:00:**

Speaker: Johanna Stimm, RWTH

Title: *Internship report Airbus*

Speaker: Muhammad Hassan, ETH Zürich, Switzerland

Title: *Exploring the Carbuncle Phenomenon using the Framework of Entropy Measure Valued Solutions*

**17 March 2016:**

Speaker: Chaoyu Quan, Sorbonne Université UPMC Paris 6, France

Title: *Mathematical Calculation and Visualization of Molecular Surfaces*

**24 March 2016, 12:25:**

Speaker: Yannick Düren, RWTH / Mahle

Title: *Development and Implementation of an Algorithm for the Analysis of Loaded Filter Media (Bachelor thesis)*

**30 March 2016, 12:15 - 13:15:**

Speaker: Antoine Levitt, Ecole des ponts, Paris

Title: *Parallel eigensolvers in plane-wave density functional theory*

**31 March 2016:**

Speaker: Janna Tinnes, Daniel Partida Güitrón, Tanja von Platen

Title: *The Mathematics behind Shazam (CES project)*

#### Program Summer Term 2015

**25 March 2015, Wednesday, 12:00:**

Speaker: Yuwei Fan, Peking University

Title: On Hyperbolic Moment Models of the Boltzmann Equation

**09 April 2015:**

Speaker: Teddy Pichard, Université Bordeaux & RWTH

Title: An approximation of the M2 closure

**16 April 2015:**

Speaker: Saurabh Singh, EON Center, RWTH Aachen

Title: A Modeling Tool for Porous Media

**23 April 2015:**

Speaker: Yuwei Fan, Peking University

Title: Moment closures for the Boltzmann equation based on Gaussian-type distributions

**30 April 2015:**

Speaker: Thomas Camminady, MathCCES, RWTH

Title: Numerical Methods for Fractional Diffusion Equations

**07 May 2015:**

Speaker: Juan Diego Cárdenas Cartagena, Escuela de Ingeniería de Antioquia

Title: Monte Carlo integration methods for nonnegative Bayesian inversion methods in Mie theory

**13 May 2015**, Wednesday, 12:00:

Speaker: Gregor Gassner, Universität Köln

Title: Entropy Stable and Skew-Symmetric Nodal Discontinuous Galerkin Methods for Hyperbolic Conservation Laws

**21 May 2015:**

Speaker: Carmen-Ana Domínguez Bravo, Universidad de Sevilla

Title: Heliostat field design with a pattern-free heuristic algorithm

**22 May 2015**, Friday, 15:15:

Speaker: Michael Herty, RWTH

Title: tba

**11 June 2015:**

Speaker: Kerstin Küpper, RWTH

Title: tba

**17 June 2015**, Wednesday, 12:00:

Speaker: Ward Melis, KU Leuven

Title: A General Multiscale Framework for Solving Systems of Hyperbolic Conservation Laws

**18 June 2015:**

Speaker: Zhenning Cai, MathCCES, RWTH

Title: The *L*^{2} moment method

followed by 13:00:

Speaker: Atilla Sezen, RWTH

Title: Vorstellung Masterarbeit

**25 June 2015:**

Speaker: Birte Schmidtmann, MathCCES, RWTH

Title: On the Relation between WENO3 and Third-Order Limiter Functions in Finite Volume Methods

**02 July 2015:**

Speaker: Wen-An Yong, Tsinghua University, China

Title: Mathematical formulation of conservation-dissipation systems

**09 July 2015:**

Speaker: Alexander Jaust, MathCCES & IGPM, RWTH

Title: Multiderivative Time Integrators for a Hybridized Discontinuous Galerkin Method

**16 July 2015:**

Speaker: Jonas Bünger, MathCCES, RWTH

Title: Solving the regularized 13-moment equations with OpenFOAM

**22 July 2015**, Wednesday, 12:30:

Speaker: UROP

Title: tba

**23 July 2015:**

Speaker: Cory Hauck, Oak Ridge National Laboratory, USA

Title: tba

**10 September 2015, Wednesday, 12:30:**

Speaker: Emma Pabich, Simon Tristan Cramer, Till Beemelmanns, RWTH Aachen University

Title: Sensitivity Analysis of an Econophysical Model using Stochastic Collocation

**17 September 2015:**

Speaker: Richard Vasques, University of California, Berkeley, USA

Title: Solving the 1D non-classical transport equation

**22 September 2015, Tuesday :**

Speaker: Michael Abdel Malik, Technical University of Eindhoven, Netherlands

Title: Moment Closure Approximations for the Boltzmann Equation: Hierarchical Multiscale Methods

**30 September 2015, Wednesday, 10:00:**

Speaker: Diana Gil, University of Hamburg, Germany

Title: Order-of-Magnitude Moment Method for 1-D Nonlinear Balance Laws

#### Program Winter Term 2014/2015

**9 October 2014:**

Speaker: Lena Blum, Matthias Ziefuß, RWTH

Title: *Internship reports*

**23 October 2014:**

Speaker: Levin Gerdes, Marcel Großfengels, David Laukamp, RWTH Aachen University

Title: *Optimisation of solar tower power plants with patterns*

Monday** 27 October 2014:**

Speaker: Laurin Scholz, RWTH Aachen University

Title: Bachelor Thesis: *Unstructured Quad Grid Generation and Grid Management for Flow Simulations*

**06 November 2014:**

Speaker: Philipp Otte, RWTH

Title: Lattice Boltzmann Methods for the Linearized Euler Equations

**13 November 2014:**

Speaker: Stephan Martin, RWTH Aachen University

Title: Macroscopic modeling of crowd dynamics

**20 November 2014:**

Speaker: *Priyanka Shukla, ULB, Belgium*

Title: *Stability of vertically shaken granular material*

**27 November 2014:**

Speaker: *Wolfgang Dahmen, IGPM, RWTH*

Title: *Reduced Basis Concepts for sparse representations*

**04 December 2014:**

Speaker: Rémi Abgrall, Universität Zürich

Title: *Time-dependent Residual Distribution Schemes*

**11 December 2014:**

Speaker: Julian Köllermeier, RWTH Aachen University

Title: *On an Operator Projection Framework for Kinetic Equations*

Prelude: Patrick Merz, CES, *Internship Report*

**18 December 2014:**

Speaker: Roman Schärer, RWTH

Title: *Hyperbolic Moment Approximations of Shock Wave Structures in Multicomponent Plasmas*

**08 January 2015:**

Speaker: Martin Frank, RWTH

Title: *From Clouds to Fractional Diffusion*

**15 January 2015:**

Speaker: Bahodir Ahmedov, RWTH

Title: *TBA*

**22 January 2015:**

Speaker: Pascal Richter, RWTH Aachen University

Title: *Two-phase flow modelling*

Monday, **26 January 2015:**, 14:00

Speaker: Akash Pakanati, RWTH

Title: Master Thesis: *Numerical Investigations of Melting Phenomena of AdBlue in Vehicle Tank*

**29 January 2015:**

Speaker: Graham Alldredge, RWTH

Title: *A discontinuous Galerkin implementation with realizability limiting for entropy-based moment closures*

**05 February 2015:**

1st Speaker: Björn Plewinski, RWTH

Title (Bachelor Thesis): *Performance analysis and tuning of the LBM code Musubi for the Intel Xeon Phi architecture*

2nd Speaker: Paul Luckner, RWTH

Title (Bachelor Thesis): *An econophysical financial market model*

**12 February 2015**, 11:00 (!):

Speaker: Harald van Brummelen, TU Eindhoven

Title: *On Wellposedness of Moment Equations in Kinetic Gas Theory*

**26 February 2015**, 12:30:

Speaker: Andreas Schmitt, RWTH

Title: (Master Thesis): *Numerical Methods for Non-Classical Transport*

Wednesday** 04 March 2015:**

Speaker: Raul Borsche, TU Kaiserslautern

Title: *ADER schemes on networks of hyperbolic conservation laws*

#### Program Summer Term 2014

**10 April 2014:**

Speaker: Steffi Günther, MathCCES, RWTH Aachen

Title: *TBA*

**17 April 2014:**

Speaker: Asya Mitseva, Hannah Spitzer, Tobias Berling, RWTH Aachen

Title: *Optimisation of solar tower power plants*

**24 April 2014:**

Speaker: Christian Lax, Lehrstuhl A für Mathematik, RWTH Aachen

Title: *Tikhonov-Fenichel reduction of discretized reaction-diffusion systems*

**08 May 2014:**

Speaker: Gregor Corbin, RWTH Aachen

Title: *Bachelor Thesis: Application of the PN method on staggered grids to the Boltzmann Continuous Slowing Down equation for electron transport in media with spatially varying density*

**22 May 2014:**

Speaker: Birte Schmidtmann, MathCCES, RWTH Aachen

Title: *Introduction to Mathematica*

**05 June 2014:**

Speaker: Kerstin Küpper, MathCCES, RWTH Aachen

Title: *Convergence of Filtered PN Equations*

**12 June 2014:**

Speaker: Torsten Trimborn, MathCCES, RWTH Aachen

Title: *Heavy Tails in Kinetic Models*

**23 June 2014:****14:00** Speaker: Christian Jörres, IGPM, RWTH

Title: *Reduced Velocity Space Method for Optimal Control Problems governed by Boltzmann Transport Equation*

**26 June 2014:**

Speaker: Jens Marklof, University of Bristol, UK

Title: *Kinetic transport in crystals and quasicrystals*

**03 July 2014:**

Speaker: Edward W. Larsen, University of Michigan, US

Title: *TBA*

**10 July 2014:**

Speaker: Kai Krycki, RWTH Aachen

Title: *Mathematical Modeling and Numerical Simulation of Non-Classical Transport in Atmospheric Clouds*

**17 July 2014:**

Speaker: Philipp Milz / Jannick Wolters, RWTH Aachen

Title: *(2x Bachelor-Thesis)*

**7 August 2014:**

Speaker: Matthias Schlottbom, Universität Münster

Title: *Diffusion asymptotics for linear transport with low regularity*

Program Winter Term 2013/14

**10 October 2013:**

Speaker: Peter Kauf, Zurich University of Applied Science, Switzerland

Title: *Mathematics in Life Science Applications*

**17 October 2013:**

Speaker: Philipp Otte, MathCCES, RWTH Aachen

Title: *Practical Introduction to Subversion and recent changes to the Teaching Repository*

**24 October 2013:**

Speaker: Manuel Torrilhon, MathCCES, RWTH Aachen

Title: *Third-Order Limiter Functions for Finite-Volume-Methods*

**31 October 2013:**

Speaker: Anil Nemili, MathCCES, RWTH Aachen

Title: *Optimal Separation Control on the Flap of a Three-Element High-Lift Configuration*

**7 November 2013:**

Speaker: Janis Brächter, MathCCES, RWTH Aachen

Title: *Modelling of Channel Flows in OpenFOAM for Conjugate Heat Transfer between Solids and Fluids*

**14 November 2013:**

Speaker: Philipp Otte, MathCCES, RWTH Aachen

Title: *Lattice Boltzmann Schemes for the Linearized Euler Equations*

**21 November 2013:**

Speaker: Bahodir Ahmedov, AICES, RWTH Aachen

Title: *Optimizations on Approximate Models for Solving Kinetic Equations*

**28 November 2013:**

Speaker: Teddy Pichard, MathCCES, RWTH Aachen & CELIA, Université Bordeaux I

Title: *TBA*

**11:30 5 December 2013:**

Speaker: Beckett Zhou, MathCCES, RWTH Aachen

Title: *A Discrete Adjoint Approach for Trailing-Edge Noise Minimization using Porous Material*

**12 December 2013:**

Speaker: Mapundi Banda, Stellenbosch University, South Africa

Title: *The Lattice Boltzmann Equation: Model and Associated Numerical Approaches*

Tuesday **17 December 2013:**

Speaker: Benjamin Seibold, Temple University, USA

Title: *Jamitons and the Predictive Accuracy of Macroscopic Traffic Models*

**9 January 2014:**

Speaker: Zhenning Cai, MathCCES, RWTH Aachen

Title: *Some results on the hyperbolicity of moment equations*

Tuesday, at 14:00 **14 January 2014:**

Speaker: Peter Raback, IT Center for Science, Finnland

Title: *Elmer finite element software for multiphysical problems*

**16 January 2014:**

Speaker: Armin Westerkamp, MathCCES, RWTH Aachen

Title: *Perspectives in modeling of extended gas dynamics*

**23 January 2014:**

Speaker: Alexander Jaust, MathCCES, RWTH Aachen

Title: *A Hybridized Discontinuous Galerkin Method for Time-Dependent Compressible Flows*

**30 January 2014:**

Speaker: Emre Özkaya, MathCCES, RWTH Aachen

Title: Simultaneous Analysis and Design in Aerodynamic Shape Optimization

Wednesday, at 12:30 **5 February 2014:**

Speaker: Richard C. Barnard, Karl-Franzens Universität Graz

Title: *Towards sparsity in optimal bilinear control of PDEs*

**6 February 2014:**

Speaker: Oscar Lopez Pouso, Universidade de Santiago de Compostela, Spain

Title: *Expansion in orders of scattering for solving the Boltzmann transport equation for photons*

#### Program Summer Term 2013

**18 April 2013:**

Speaker: Kerstin Küpper, MathCCES, RWTH Aachen

Title: *Error-correcting Codes*

**25 April 2013:**

Speaker: David Radice, Albert Einstein Institute

Title: *Filtered spherical harmonics scheme and general relativistic radiation transport*

**2 May 2013:**

12:00 Speaker: Atilla Sezen, RWTH, *Internship report*

12:15 Speaker: Roman Schärer, MathCCES, RWTH Aachen

Title: *Study of a new closure for the 5-moment equations mitigating the problem of subshocks*

**16 May 2013:**

Speaker: James McDonald, MathCCES, RWTH Aachen

Title: *How I write code…starring GIT*

**6 June 2013:**

Speaker: Richard Vasques, MathCCES, RWTH Aachen

Title: *Modeling Anisotropic Neutron Transport Near the Boundaries of Pebble Bed Systems*

**13 June 2013:**

Speaker: Florian Schneider, TU Kaiserslautern

Title: *Modified partial moment approximation of a Fokker Planck equation in one and two space dimensions*

**20 June 2013:**

12:00 Speaker: Henok Tamrat, RWTH, Internship report

12:15 Speaker: Tobias Kyrion, MathCCES, RWTH Aachen

Title: *TBA*

**27 June 2013:**

Speaker: Rodney Fox, Chemical Engineering, Iowa State University, USA

Title: *Quadrature-Based Moment Methods for Kinetics-Based Flow Models*

**2 July 2013:**

10:00 Speaker: Kevin Vynck, Institut Langevin, France

Title: *Anomalous light diffusion in strongly heterogeneous disordered materials*

**4 July 2013:**

Speaker: Lena Kaland, MathCCES, RWTH Aachen

Title: *The one-shot method: Function space analysis and algorithmically extension by adaptivity*

**11 July 2013:**

Speaker: Dr. Atsushi Kawamoto, Senior Researcher TOYOTA CENTRAL R&D LABS., INC., Japan

Title: *Topology Optimization in Multiphysics Problems*

**17 July 2013:**

13:30 Speaker: Jeff Haack, University of Texas at Austin, USA

Title: *Conservative Spectral method for Solving the Boltzmann Equation*

**18 July 2013:**

Speaker: Stephan Martin, Imperial College, UK

Title: *Explicit derivation and stability of coherent patterns of motion in kinetic swarming models*

**22 August 2013:**

Speaker: Edward W. Larsen, University of Michigan, USA

Title: *“Hybrid” Monte Carlo-Deterministic Methods for the Simulation of Neutron Transport Problems*

**4 September 2013:**

Speaker: Dr. Zhong‐Hua Han, Department of Fluid Mechanics School of Aeronautics, Northwestern Polytechnical University Xi’an, P. R. China

Title: *Surrogate‐Based Aerodynamic Optimization via Gradient‐Enhanced Kriging and Hierarchical Kriging*

**10 September 2013:**

Speaker: Torsten Trimborn, MathCCES, RWTH

Title: *Kinetic modeling of a heterogeneous financial market*

**12 September 2013:**

11:00 Speaker: Atilla Sezen, RWTH

Title: *Betriebskostenoptimierte Regelung eines Luftbehandlungsgerätes mit Verdunstkühlung*

12:00 Speaker: Benjamin Seibold, Temple University, USA

Title: *Jet Schemes*

**19 September 2013:**

12:00 Speaker: Clément Alou, ENSEIRB-MATMECA, Bordeaux

Title: *More optimization methods for the moment-constrained entropy minimization problem*

**25 September 2013:**

12:00 Speaker: Julian Köllermeier, MathCCES, Aachen

Title: *Hyperbolic Approximation of Kinetic Equations Using Quadrature-based Projection Methods*

**30 September 2013:**

14:00 Speaker: Niklas Mevenkamp, Aachen

Place: Room 115, Rogowski

Title: *Inverse Modeling in Electron Probe Microanalysis based on Deterministic Transport Equations*

#### Program Winter Term 2012/13

**18 October 2012:**

Speaker: E. Alec Johnson, KU Leuven, Belgium

Title: *Outflow positivity limiting for hyperbolic conservation laws*

**25 October 2012:**

Speaker: Richard Vasques, MathCCES-RWTH, Aachen

Title: *Non-Classical Particle Transport in Stochastic Media*

Tuesday **30 October 2012:**

Speaker: Harish Kumar, INRIA Bordeaux, France

Title: *Robust schemes for Two-Fluid Magnetohydrodynamics*

**8 November 2012:**

Speaker: Max Sagebaum, MathCCES, RWTH Aachen

Title: *Introduction to Algorithmic Differentiation*

**15 November 2012:**

Speaker: Kai Krycki & Richard Barnard, MathCCES, RWTH Aachen

Title: *Sensitivity Analysis of the Multigroup Neutron Spectral Code TOTMOS*

**22 November 2012:**

Speaker: Paul Weber, MathCCES, RWTH Aachen

Title: *Stability Analysis of Two-Fluid Plasma Equations*

**29 November 2012:**

Speaker: Manuel Torrilhon, MathCCES, RWTH Aachen

Title: *Solving Boltzmann's Equation with “Many Moments”*

**6 December 2012:**

Speaker: Clinton Groth, UTIAS, University of Toronto, Canada

Title: *A Parallel Implicit AMR Finite-Volume Scheme for the 3D Form of the Regularized Gaussian Closure*

**13 December 2012:**

Speaker: Oliver Sander, IGPM, RWTH Aachen

Title: *Geodesic Finite Elements*

**20 December 2012:**

Speaker: Dr. Stephan Schmidt, Imperial College, London

Title: *Shape Calculus and Large Scale Shape Optimization*

**10 January 2013:**

Speaker: Meheboob Alam, Jawaharlal Nehru Centre for Advanced Scientific Research, Bangalore, India

Title: *Dynamics and Patterns in Sheared Granular Fluid: Order Parameter Description and Bifurcation Scenario*

**17 January 2013:**

Speakers: Tim Albring & Thomas Camminady, MathCCES, RWTH Aachen

Title: *Adjoint Optimization at Cassidian* &*Optimal Control of PDEs solved by Fixed-point iterations*

**24 January 2013:**

Speaker: Claudio Schirrmann, RWTH

Title: *Erweiterung einer geologischen Simulationssoftware*

Speaker: Julia Holste, RWTH

Title: *Simulation of quasi-static and dynamic Three-Point-Bending Tests*

**31 January 2013:**

Speaker: Sinan Gezgin, Jonas Lange, Kai Meschede, RWTH

Title: *Simulation of Tumor Oxygenation*

**7 February 2013:**

Speaker: Oliver Heinrichs, RWTH

Title: *Design of a passive Pitch-Controlsystem*

#### Program Summer Term 2012

**12 April 2012:**

Speaker: Cory Hauck, Oak Ridge National Laboratory

Title: *High-order, Entropy-based Models for Linear Transport in Slab Geometries*

**19 April 2012:**

Speaker: Roman Schärer, MathCCES, RWTH

Title: *Numerical Solutions of Kinetic Equations for Plasma Applications - Moment Approximations for Landau Damping*

**26 April 2012:**

Speaker: Richard Barnard, MathCCES, RWTH

Title: *State-Constrained Optimization of PDEs via Infinite Penalization Methods*

**3 May 2012:**

Speaker: Julian Köllermeier, MathCCES, RWTH

Title: *Adaptive Time-Stepping for PDEs*

**24 May 2012:**

Speaker: Stefanie Günther, MathCCES, RWTH

Title: *Simultaneous Optimization with PDEs*

**14 June 2012:**

12:00 Speaker: Matthias Ewert, Omnieldis Navarro Fuentes

Title: *Modeling of Solar Tower Power Plants*

12:30 Speaker: Beckett Y. Zhou, Dept. Aeronautics and Astronautics, Massachusetts Institute of Technology

Title: *Model Reduction for Nonlinear Dynamical Systems*

**19 June 2012:**

Speaker: Prince Chidyagwai, Department of Mathematics, Temple University

Title: *On the Coupling of Finite Volume and Discontinuous Galerkin Method for Elliptic Problems*

**21 June 2012:**

Speaker: Zhenning Cai, School of Mathematics, Peking University

Title: *Globally Hyperbolic Regularization of Grad's Moment System*

**28 June 2012:**

Speaker: James McDonald, MathCCES, RWTH

Title: Robust Hyperbolic Moment Closures for CFD

**4 July 2012:**

11:30 Speaker: Philipp Otte, University of Edinburgh

**5 July 2012:**

Speaker: Armin Westerkamp and Vinay Gupta, MathCCES, RWTH

Title: *Analytical Solution for Rarefied Flow past a Cylinder and Automated Boltzmann Collision Integrals for Moment Equations*

**10 July 2012:**

14:00 Speaker: Viola Wierschem, RWTH

**12 July 2012:**

Speaker: Philipp Monreal, MathCCES, RWTH

Title: *Moment Realizability and Kershaw Closures in Radiative Transfer*

**13 July 2012:**

13:30 Speaker: Vyacheslav Korchagin, RWTH

**8 August 2012:**

Speaker: Graham Alldredge, University of Maryland

Title: *Advanced Optimization Methods for Entropy-based Closures in Slab Geometry*

#### Program Winter Term 2011/2012

**Tuesday, 27 September 2011:**

Wijnand Hoitinga, TU Delft

Title: *Goal Adaptive Discretization of a One-Dimensional Boltzmann Equation*

**6 October 2011:**

Speaker: Armando Miguel Gómez Torres, KIT

Title: *DYNSUB: An Application of the SP3 Solution of the Boltzmann Equation*

**20 October 2011:**

Vinay Gupta, MathCCES, RWTH

Title: *Kinetic Theory and Burnett Order Constitutive Relations for a Smooth Granular Gas*

**27 October 2011:**

Nadine Pawlitta, MathCCES, RWTH

Title: *Numerical methods for hyperbolic balance laws with discontinuous flux functions*

**3 November 2011:**

Hanna Schäfer, MathCCES, RWTH

Title: *On the structure of shift-invariant operators on sequence spaces on Z^n*

**10 November 2011:**

Dr. Marisol Ripoll, Institute of Complex Systems, FZ Julich

Title: *Hydrodynamic simulations of soft matter systems in external fields*

**17 November 2011:**

Manuel Torrilhon, MathCCES, RWTH

Title: *A Krylov-Riemann Solver for Large Hyperbolic Systems*

**24 November 2011:**

Jens Trommler, Electromagnetic Theory, TU Darmstadt

Title: *Coupled Simulation of Switching Arcs Considering Transient-Capacitive Effects*

**1 December 2011:**

Edgar Olbrant, MathCCES, RWTH

Title: *Particle and Dose Visualization (in 3D)*

**8 December 2011:**

Prof. Dr. Rony Keppens, Center for Plasma Astrophysics, K.U.Leuven

Title: *A versatile, adaptive toolkit for astrophysical applications.*

**15 December 2011:**

Max Sagebaum, MathCCES, RWTH

Title: *Preconditioning of the coupled one-shot iteration with discontinuous Galerkin for Navier-Stokes*

**12 January 2012:**

Julian Köllermeier, MathCCES

Title: *Implementation of Implicit Solution Techniques for Non-equilibrium Hypersonic Flows*

**26 January 2012:**

Armin Westerkamp, MathCCES

Title: *Finite Element Discretizations for Extended Gas Dynamics*

**2 February 2012:**

Peter Delmont, MathCCES

Title: *Electric arc simulations*

**3 February 2012 ( Joint with CATS Seminar, 13:00h, AICES Seminar Room 115 ):**

Mohammed Abu-Zurayk, German Aerospace Center (DLR), Braunschweig

Title: *Shape optimization using the aero-structural coupled adjoint approach.*

#### Program Summer Term 2011

**14 April 2011:**

Benjamin Seibold, Temple University and MathCCES

Title: *New Ideas in Traffic Modeling, Multiphase Fluid Simulations, Particle Methods, and Moment Methods*

**21 April 2011:**

Martin Frank, MathCCES

Title: *Radiotherapy, Entropy & Optimality*

**28 April 2011 (time 12:30):**

Manuel Torrilhon, MathCCES

Title: *Numerical Analysis of Kinetic BGK Schemes*

**5 May 2011:**

Prof. Christoph Jungemann, Chair of Electromagnetic Theory, RWTH

Title: *Deterministic Methods for Solving Boltzmann's Equation in Semi-Conductors*

**12 May 2011:**

Armin Westerkamp, MathCCES

Title: *Numerical Simulation in Flowmeter Design*

**19 May 2011:**

TBA

Title: *TBA*

**26 May 2011:**

Julian Köllermeier, Lisa Kusch, Thorsten Lajewski

Title: *Virtual Tumor (Project Report)*

**9 June 2011:**

Kaspar Müller, KTH, Sweden

Title: *Unicorn - An Adaptive Finite Element Solver*

**29 June 2011 (Wednesday):**

Hans De Sterck, University of Waterloo & Universität des Saarlandes

Title: *Efficient solution of stationary Euler flows with critical points and shocks*

**30 June 2011:**

Eva Dohmen, RWTH

Title: *TBA (Eis- und Warmzeiten)*

Martin Voß, RWTH

Title: *TBA (Verkehrsfluss)*

**7 July 2011:**

Pascal Richter, MathCCES

Title: *Modelling and simulation of direct steam generation in absorber tubes of solar thermal power plants*

**14 July 2011:**

Christian Lax, RWTH

Title: *TBA (Ein Wirtschaftsmodell)*

Torsten Trimborn, RWTH

Title: *TBA (Stabilität des Golfstroms)*