Prof. Dr. Rüdiger Schultz (Universität Duisburg-Essen)
Laudatio auf 40 gemeinsame Jahre.
Wednesday, 27. November 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Daniel Peterseim (Augsburg)
Numerical Homogenization and Beyond.
Wednesday, 06. November 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Prof. Dr. Andreas Büchter (Universität Duisburg-Essen)
Zum Übergang von der Schule in die Hochschule – Lernausgangslagen im Fach Mathematik.
Wednesday, 10. July 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Dr. Wolfgang Löhr (Universität Duisburg-Essen)
Spaces of trees as state spaces for stochastic processes.
Wednesday, 03. July 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Prof. Dr. Bálint Farkas (Universität Wuppertal)
Eine Begegnung von Funktionalanalysis und Zahlentheorie.
Wednesday, 29. May 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Prof. Dr. Eduardo Casas (Department of Applied Mathematics and Computer Science, University of Cantabria, Santander, Spain)
Optimality Conditions in Control of Partial Differential Equations.
Wednesday, 22. May 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Prof. Dr. Herbert Egger (TU Darmstadt)
Structure preserving approximation of nonlinear evolution problems.
Wednesday, 15. May 2019, 17:15 in room no. WSC-S-4.05, campus Essen.

Prof. Dr. Felix Otto (Head of Max-Planck-Institut für Mathematik in den Naturwissenschaften, Leipzig)
The thresholding scheme for mean curvature flow and De Giorgi's ideas for minimizing movements.
Wednesday, 08. May 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Dr. Anton Klimovsky (Universität Duisburg-Essen)
Stochastic models of inhomogeneous complex systems: Emergence of multi-scale hierarchies.
Wednesday, 24. April 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Prof. Dr. Winnifried Wollner (TU Darmstadt)
Optimization of phase-field damage and fracture - and its discretization.
Wednesday, 23. January 2019, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Anke Pohl (Bremen)
Cohomological interpretation of automorphic functions.
Thursday, 19. December 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Yichao Tian (Strasbourg)
On the Beilinson-Bloch-Kato conjecture for Rankin-Selberg motives.
Thursday, 12. December 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Daniel Huybrechts (Bonn)
Complex multiplication and twistor spaces.
Thursday, 05. December 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Bart Van Steirteghem (CUNY, Erlangen)
Momentum polytopes of projective spherical varieties.
Thursday, 28. November 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Alessandro Cobbe (Universität der Bundeswehr München)
An epsilon constant conjecture for higher dimensional representations.
Thursday, 21. November 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

David Hansen (Bonn)
Completed cohomology and the \(p\)-adic Langlands program.
Thursday, 07. November 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Soumya Das (Mannheim)
Fundamental Fourier coefficients of Siegel modular forms.
Thursday, 31. October 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Martin Hofer (LMU München)
On the Iwasawa-theoretic Mazur-Rubin-Sano conjecture for imaginary quadratic fields.
Thursday, 11. July 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Abhishek Saha (Queen Mary University, London)
Critical L-values and congruence primes for Siegel modular forms of degree 2.
Thursday, 04. July 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Paul Ziegler (Oxford)
Geometric stabilization via \(p\)-adic integration.
Thursday, 27. June 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Alan Huckleberry (Jacobs Uni Bremen)
Recent results on flag domains.
Thursday, 06. June 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Torsten Wedhorn (Darmstadt)
Tautological cycle classes for Shimura varieties.
Thursday, 23. May 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Maxence Mayrand (Oxford)
Singular hyperkähler quotients.
Thursday, 16. May 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Jörg Winkelmann (Bochum)
Dense entire curves in Rationally connected manifolds.
Thursday, 02. May 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Paolo Stellari (Milano Statale)
Cubic fourfolds, noncommutative K3 surfaces and stability conditions.
Thursday, 31. January 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Shinan Liu (TU München)
Local model of Hilbert-Siegel varieties in Gamma_1(p)-level.
Thursday, 24. January 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Javier Fresán (Ecole Polytechnique Paris)
\(L\)-functions of Kloosterman sums.
Thursday, 17. January 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Eyal Goren (McGill)
Theta operators for unitary Shimura varieties.
Thursday, 10. January 2019, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Prof. Dr. Günther Grün (Friedrich-Alexander-Universität Erlangen-Nürnberg)
Free boundary propagation and noise: Analysis and numerics of stochastic degenerate parabolic equations.
Thursday, 05. December 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Prof. Dr. Krzysztof Chełmiński (Chair of Applied Mathematics, Warsaw University of Technology)
Plasticity without safe-load conditions.
Thursday, 31. October 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Dr. Carolin Kreisbeck (Universiteit Utrecht)
Relaxation of nonlocal supremal functionals.
Thursday, 11. July 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Michael Gößwein (Universität Regensburg)
The surface diffusion flow of triple junction clusters in higher space dimensions.
Thursday, 04. July 2019, 17:00 in room no. WSC-S-U-4.01, campus Essen.

Paul Creutz (Universität Köln)
Plateau's problem for self-intersecting curves.
Thursday, 04. July 2019, 16:00 to 17:00 in room no. WSC-S-U-4.01, campus Essen.

Prof. Dr. Alexander Lytchak (Universität Köln)
Classical Plateau problem in singular spaces.
Thursday, 27. June 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Prof. Dr. Matthias Röger (TU Dortmund)
Phase field approximations of the Willmore functional and nonsmooth limit configurations.
Thursday, 13. June 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Prof. Dr. Barbara Zwicknagl (TU Berlin)
On variational models for microstructures in shape memory alloys.
Thursday, 06. June 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Dr. Robert Martin (Universität Duisburg-Essen)
Generalized convexity, envelopes of functions and relaxation in nonlinear elasticity theory.
Thursday, 23. May 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Prof. Dr. Michael Bildhauer (Universität Saarbrücken)
Some analytical results for image restoration methods of linear growth type.
Thursday, 16. May 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Dr. Sebastian Bauer (Universität Duisburg-Essen)
Asymptotic Expansion in the non-Relativistic Limit for Electrodynamics and Scalar Gravitation — Radiation Damping and Radiation Reaction.
Thursday, 02. May 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Dr. Sebastian Schwarzacher (Charles University, Prague)
Two-speed solutions to non-convex rate-independent systems.
Thursday, 24. January 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Dr. Heiko Kröner (Universität Hamburg)
Applications of a distance comparison principle and pinching assumptions to some inverse curvature flows.
Thursday, 17. January 2019, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Vertr.-Prof. Dr. Leander Kempen (Universität Rostock)
Beweisen und Begründen im Übergang von der Schule zur Hochschule – Theoretische Betrachtungen und empirische Untersuchungen im Rahmen einer adressatenspezifischen Hochschuldidaktik.
Monday, 02. December 2019, 16:45 to 18:15 in room no. WSC-S-U-2.01, campus Essen.

Prof. Dr. Katja Lengnink (Justus-Liebig-Universität Giessen)
(Wie) kann Statistisches und Algorithmisches Mündigwerden im Mathematikunterricht und in der Lehrerbildung gelingen? – Ansätze aus Theorie und Praxis.
Monday, 04. November 2019, 16:45 to 18:15 in room no. WSC-S-U-2.01, campus Essen.

Dr. Stephan Berendonk (Universität Duisburg-Essen)
Elementarmathematisches Entdecken als pädagogische Aufgabe.
Monday, 14. October 2019, 17:15 in room no. WSC-S-U-2.01, campus Essen.

Prof. Dr. Regina Bruder (TU Darmstadt)
Potenziale und Grenzen Entdeckenden Lernens aus theoretischer und empirischer Sicht – ein Beitrag zur Diskussion von Instruktionsdesigns für den Mathematikunterricht.
Monday, 17. June 2019, 16:45 to 18:15 in room no. WSC-S-U-2.01, campus Essen.

Prof. Dr. Thomas Rottmann (Universität Bielefeld)
Mit Repräsentationen rechnen – Vorstellungsentwicklung zwischen Sprache und Material.
Monday, 27. May 2019, 16:45 to 18:15 in room no. WSC-S-U-2.01, campus Essen.

Prof. Dr. Marcus Nührenbörger (TU Dortmund)
Mathe inklusiv – differenzsensibel zwischen universeller Zugänglichkeit und fokussierter Unterstützung.
Monday, 29. April 2019, 16:45 to 18:15 in room no. WSC-S-U-2.01, campus Essen.

Prof. Dr. Simone Seitz (Universität Paderborn)
Wie kann Inklusion gelernt werden? Lehrer*innenbildung für inklusive Schulpraxis.
Monday, 14. January 2019, 16:45 to 18:15 in room no. WSC-S-U-2.01, campus Essen.

Dr.-Ing. habil. Geralf Hütter (TU Bergakademie Freiberg)
Size Effects and Generalized Theories of Continuum Mechanics.
Wednesday, 11. December 2019, 14:00 to 15:00 in room no. V15 S04 C57, campus Essen.

Dr.-Ing. Johanna Waimann (RWTH Aachen University, Institute of Applied Mechanics)
A variational concept for the modeling of functional fatigue in polycrystalline shape memory alloys.
Friday, 06. December 2019, 14:00 to 15:00 in room no. V15 S04 C57, campus Essen.

Tokoloho Rampai (University of Cape Town)
A materials engineering approach to sea ice research: a first look at technical developments and the resultant properties of artificial and Antarctic sea ice.
Thursday, 07. November 2019, 11:00 to 12:00 in room no. V15 S04 C57, campus Essen.

Angela Madeo (Institut National des Sciences Appliquées de Lyon, France)
Mechanical metamaterials’ modeling via Enriched Continuum Models.
Tuesday, 10. September 2019, 14:00 to 15:00 in room no. V15 S04 C57, campus Essen.

Dr. Ma Rui (Institut für Mathematik, Humboldt Universität zu Berlin)
Adaptive mixed finite elements for the linear elasticity problem.
Friday, 14. June 2019, 14:00 in room no. WSC-N-U-4.03, campus Essen.

Dr.-Ing. Emek Abali (Institut für Mechanik, TU Berlin, Germany)
Multiphysics Simulation and Coupling of Thermomechanics with Electromagnetism.
Friday, 07. June 2019, 14:00 to 15:00 in room no. V15 S04 C57, campus Essen.

Dr.-Ing. Christian Willberg (DLR Braunschweig)
Potentials and challenges in the application of peridynamics for the determination of virtual allowables.
Friday, 25. January 2019, 14:00 to 15:00 in room no. V15 S04 C57, campus Essen.

Dr. Pavel Krejčí (Institute of Mathematics, Czech Academy of Sciences, Prague)
Deformable Bodies in Contact.
Monday, 14. January 2019, 16:00 to 17:00 in room no. V15 S04 C57, campus Essen.

Prof. Dr. Antoine Laurain (University of São Paulo (IME-USP))
Level set-based shape optimization approach for sharp-interface reconstructions in inverse problems.
Thursday, 12. December 2019, 16:15 in room no. WSC-O-4.65, campus Essen.

Dr. Johannes Pfefferer (Technische Universität München)
\(hp\)-finite elements for fractional diffusion.
Monday, 08. April 2019, 14:15 in room no. WSC-O-4.43, campus Essen.

Tobias Hübner (University of Duisburg-Essen)
Solving optimal stopping problems for convex risk measures via empirical dual optimization.
Tuesday, 10. December 2019, 16:15 to 17:45 in room no. WSC-S-U-3.02, campus Essen.

Fabian Gerle (University of Duisburg-Essen)
Towards an invariance principle for symmetric Feller processes.
Tuesday, 03. December 2019, 16:15 to 17:45 in room no. WSC-S-U-3.02, campus Essen.

Kilian Hermann (TU Dortmund)
Limit theorems for Jacobi ensembles with large parameters.
Tuesday, 26. November 2019, 16:15 to 17:45 in room no. WSC-S-U-3.02, campus Essen.

Nicole Hufnagel (TU Dortmund)
Martingale estimators for the Bessel process.
Thursday, 21. November 2019, 16:15 to 17:45 in room no. WSC-N-U-2.04, campus Essen.

Nina Dörnemann (University Bochum)
Likelihood ratio tests for many groups in high dimensions.
Tuesday, 19. November 2019, 16:15 to 17:45 in room no. WSC-S-U-3.02, campus Essen.

Sascha Nolte (University Duisburg-Essen)
Robust optimal stopping without time-consistency.
Tuesday, 12. November 2019, 16:15 to 17:45 in room no. WSC-S-U-3.02, campus Essen.

Emiel Lorist (TU Delft)
Singular stochastic integral operators.
Tuesday, 29. October 2019, 16:15 to 17:15 in room no. WSC-S-U-3.02, campus Essen.

Josuè Nussbaumer (University Duisburg-Essen)
The alpha-Ford algebraic measure trees.
Tuesday, 22. October 2019, 16:15 to 17:45 in room no. WSC-S-U-3.02, campus Essen.

Máté Gerencsér (IST Austria)
Boundary renormalisation of stochastic PDEs.
Tuesday, 08. October 2019, 16:15 to 17:45 in room no. WSC-S-U-3.02, campus Essen.

Sungsoo Byun (Seoul National University)
On the interface between Hermitian and normal eigenvalue ensembles.
Tuesday, 13. August 2019, 16:15 to 17:45 in room no. WSC-S-U-4.02, campus Essen.

Max Grieshammer (University Erlangen)
Measure representation of evolving genealogies.
Tuesday, 09. July 2019, 16:15 to 17:45 in room no. WSC-S-U-4.02, campus Essen.

David Belius (University Basel)
The TAP approach to mean field spin glasses.
Tuesday, 25. June 2019, 16:15 to 17:45 in room no. WSC-S-U-4.02, campus Essen.

Jiří Cerny (University Basel)
Gaussian free field on regular graphs.
Tuesday, 04. June 2019, 16:15 to 17:45 in room no. WSC-S-U-4.02, campus Essen.

Carina Betken (University Bochum)
Stein's method and preferential attachment random graphs.
Tuesday, 28. May 2019, 16:15 to 17:45 in room no. WSC-S-U-4.02, campus Essen.

José Manuel Pedraza (London School of Economics and Political Science)
Predicting in a \(L_p\) sense the last zero of an spectrally negative Lévy process.
Tuesday, 21. May 2019, 16:15 to 17:45 in room no. WSC-S-U-4.02, campus Essen.

Jan Nagel (University Dortmund)
Random walk on barely supercritical branching random walk.
Tuesday, 14. May 2019, 16:00 to 17:30 in room no. WSC-S-U-4.02, campus Essen.

Gabriel Hernán Berzunza Ojeda (University Uppsala)
Fluctuations of the giant cluster for supercritical percolation on split trees.
Tuesday, 07. May 2019, 16:15 to 17:45 in room no. WSC-S-U-4.02, campus Essen.

Sascha Kissel (University Bochum)
Dynamical Gibbs-non-Gibbs transitions in Curie-Weiss Widom-Rowlinson models.
Tuesday, 23. April 2019, 16:15 to 17:15 in room no. WSC-S-U-4.02, campus Essen.

Viktor Schulmann (TU Dortmund)
Life span estimation for randomly moving particles based on their places of death.
Tuesday, 16. April 2019, 16:15 to 17:45 in room no. WSC-S-U-4.02, campus Essen.

Boris Baeumer (University of Otago, Neuseeland)
Boundary conditions for Levy processes on bounded domains and their governing PDEs.
Tuesday, 19. March 2019, 16:15 to 17:45 in room no. WSC-S-U-3.01, campus Essen.

Prof. Georgiy Shevchenko (Taras Shevchenko University Kyiv)
Stratonovich stochastic differential equation with power nonlinearity: Girsanov’s example revisited.
Tuesday, 15. January 2019, 16:15 to 17:15 in room no. WSC-S-U-4.02, campus Essen.

Joseph Najnudel (Bristol (UK))
On smooth mesoscopic linear statistics of the eigenvalues of random permutation matrices.
Monday, 09. December 2019, 17:00 to 18:00 in room no. IC 03/606, campus RUB.

Hanna Döring (Osnabrück)
Crossing Numbers and Stress of Random Geometric Graphs.
Monday, 02. December 2019, 17:00 to 18:00 in room no. IC 03/606, campus RUB.

Leif Döring (Mannheim)
Existence, Uniqueness and Explosion results for stable SDEs.
Monday, 18. November 2019, 17:00 to 18:00 in room no. IC 03/606, campus RUB.

Nina Holden (ETH Zürich, Switzerland)
Cardy embedding of random planar maps.
Monday, 11. November 2019, 17:00 to 18:00 in room no. IC 03/606, campus RUB.

Erik Broman (Uppsala, Sweden)
The Poisson cylinder process in Euclidean and Hyperbolic space.
Monday, 04. November 2019, 17:00 to 18:00 in room no. IC 03/606, campus RUB.

Carina Betken (Bochum)
Poisson cylinder processes: concentration inequalities and a CLT for the volume.
Monday, 28. October 2019, 17:00 to 18:00 in room no. IC 03/606, campus RUB.

Holger Sambale (Bielefeld)
Higher order concentration of measure.
Monday, 21. October 2019, 17:00 to 18:00 in room no. IC 03/606, campus RUB.

Pascal Maillard (Toulouse, France)
1-stable fluctuations of branching Brownian motion at critical temperature.
Monday, 14. October 2019, 17:00 to 18:00 in room no. IC 03/606, campus RUB.

David Damanik (Houston)
The Fürstenberg-Ishii Criterion for a Positive Lyapunov Exponent and Applications to Anderson Localization.
Monday, 08. July 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Markus Reiss (Berlin)
Nonparametric estimation for SPDEs via localization.
Monday, 01. July 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Miklós Kornyik (Budapest)
Random matrices and orthogonal polynomials.
Monday, 24. June 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Max Fathi (Toulouse)
Stein kernels, Monge-Ampere equations and the CLT.
Monday, 17. June 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Anna Paola Todino (Bochum)
Stein-Malliavin approximation for local geometric functionals of random eigenfunctions on the sphere.
Monday, 27. May 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Michael Soerensen (Kopenhagen)
Diffusion bridges and estimation for SDEs with random effects.
Monday, 20. May 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Yuriy Nemish (IST, Klosterneuburg)
Local laws for polynomials of Wigner matrices.
Monday, 13. May 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Jere Koskela (Warwick)
Asymptotic genealogies of interacting particle systems.
Monday, 06. May 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Anna Gusakova (RTG, Bochum)
Affine transformation of random simplex and integral geometry formulas for ellipsoid.
Monday, 15. April 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Kristina Schubert (RTG, Dortmund)
Fluctuation results for general block spin Ising models.
Monday, 08. April 2019, 17:00 to 18:00 in room no. M 611, campus TU Dortmund.

Johannes Heiny (Bochum)
Assessing the dependence of high-dimensional time series via autocovariances and autocorrelations.
Monday, 28. January 2019, 17:00 to 18:00 in room no. WSC-S-U-3.02, campus Essen.

Thomas Mikosch (Copenhagen and Bochum)
Regular variation and heavy-tail large deviations for time series.
Monday, 21. January 2019, 17:00 to 18:00 in room no. WSC-S-U-3.02, campus Essen.

Mike Keane (Delft, Netherlands)
The World of Fibonacci, Thue-Morse and Toeplitz Substitutions.
Monday, 14. January 2019, 17:00 to 18:00 in room no. WSC-S-U-3.02, campus Essen.

Sebastian Riedel (Berlin)
A random dynamical system for stochastic delay differential equations.
Monday, 07. January 2019, 17:00 to 18:00 in room no. WSC-S-U-3.02, campus Essen.

Prof. Yifeng Xu (Shanghai Normal University)
An adaptive finite element method for cathodic protection.
Wednesday, 31. July 2019, 11:15 in room no. WSC-O-4.65, campus Essen.

Prof. Dr. Felix Otto (Head of Max-Planck-Institut für Mathematik in den Naturwissenschaften, Leipzig)
The thresholding scheme for mean curvature flow and De Giorgi's ideas for minimizing movements: Lecture 3/3.
Thursday, 09. May 2019, 12:00 in room no. WSC-O-5.01, campus Essen.

Prof. Dr. Felix Otto (Head of Max-Planck-Institut für Mathematik in den Naturwissenschaften, Leipzig)
The thresholding scheme for mean curvature flow and De Giorgi's ideas for minimizing movements: Lecture 2/3.
Wednesday, 08. May 2019, 12:00 in room no. WSC-O-5.01, campus Essen.

Prof. Dr. Felix Otto (Head of Max-Planck-Institut für Mathematik in den Naturwissenschaften, Leipzig)
The thresholding scheme for mean curvature flow and De Giorgi's ideas for minimizing movements: Lecture 1/3.
Tuesday, 07. May 2019, 14:00 in room no. WSC-O-5.01, campus Essen.

Prof. Dr. François Ebobisse (Universität Kapstadt)
A fourth order gauge-invariant gradient plasticity model for polycrystals based on Kröner’s incompatibility tensor.
Tuesday, 22. January 2019, 17:00 in room no. WSC-O-4.65, campus Essen.

André Belotto (Marseille)
Resolution of singularities of the cotangent sheaf of a singular variety.
Friday, 18. January 2019, 14:30 in room no. WSC-O-5.01, campus Essen.

Andreas Höring (Nice)
Pseudoeffective thresholds for polarised Hyperkähler manifolds.
Friday, 18. January 2019, 11:45 in room no. WSC-O-5.01, campus Essen.

Valdemar Tsanov (Bochum)
On the degrees of generating invariants.
Friday, 18. January 2019, 10:30 in room no. WSC-O-5.01, campus Essen.