# Department of Physics • University of Cologne

## Past Events • Theorie Kolloquium

Theorie Kolloquium January 20, 2023, 16:30 Seminar Room 0.03, ETP | Frank Wilhelm-Mauch, FZ Julich Two improvements of NISQ Quantum Algorithms Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium December 16, 2022, 16:30 Seminar Room 0.03, ETP | Muhittin Mungan, IBP, University of Cologne Memory Formation in Driven Disordered Systems - Dead or Alive Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium November 25, 2022, 16:30 Seminar Room 0.03, ETP | Leonardo Mazza, LPTMS - Université Paris-Saclay A spin-statistics relation for the quasiparticles of quantum Hall states Contact Person: Matteo Rizzi | show abstract |

Theorie Kolloquium October 28, 2022, 16:30 Seminar Room 0.03, ETP | Jens Elgeti, FZ Jülich Active Matter driven by Growth Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium October 21, 2022, 16:30 Seminar Room 0.03, ETP | Tobias Stollenwerk, Forschungszentrum Jülich Diagrammatic Analysis of near-term Quantum Optimization Algorithms Contact Person: David Gross | show abstract |

Theorie Kolloquium October 14, 2022, 16:30 Seminar Room 0.03, ETP | Paolo Politi, Istituto dei Sistemi Complessi, Florence A condensation transition at equilibrium and out-of-equilibrium Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium June 10, 2022, 16:30 Seminar Room 0.03, ETP | Simone Montangero, University of Padua, Italy Tensor network algorithms for high-dimensional quantum many-body systems Contact Person: Matteo Rizzi | show abstract |

Theorie Kolloquium April 22, 2022, 16:30 Seminar Room 0.03, ETP | Michael Buchhold, Institute for Theoretical Physics, University of Cologne Driven Rydberg atoms: A platform to study criticality, self-organization and emergent network structures in atomic excitations Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium January 14, 2022, 16:30 Online via zoom | Annette Zippelius, Georg-August-Universitat Göttingen Emergence of Long-Ranged Stress Correlations at the Liquid to Glass Transition Contact Person: Martin Zirnbauer | show abstract |

Theorie Kolloquium November 12, 2021, 16:30 Seminar Room 0.03, ETP | David Luitz, MPI-PKS Dresden / Uni Bonn Random matrix theory for strongly dissipative quantum many-body systems Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium November 05, 2021, 16:30 Seminar Room 0.03, ETP | Joachim Krug, IBP, UoC Records and extremes in a changing climate Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium October 29, 2021, 16:30 Zoom | Xiaoyu Dong, Uni Gent Some discussions about spin-1 and spin-orbital Kitaev models Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium June 18, 2021, 16:30 Seminar Room 0.03, ETP | Lidia Del Rio, ETHZ The thermodynamics of quantum computing Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium June 11, 2021, 17:00 Zoom | Verleihung des ‘Federico Tonielli Awards’ Contact Person: Sebastian Diehl |

Theorie Kolloquium June 04, 2021, 16:30 Online via zoom | Erwin Frey, LMU München Topological Phase Transitions in Population Dynamics Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium May 07, 2021, 16:30 https://uni-koeln.zoom.us/j/95980214300 | Jörg Schmiedmayer, Vienna Center for Quantum Science and Technology (VCQ), Atominstitut, TU-Wien Emergent Quantum Simulators Contact Person: Matteo Rizzi | show abstract |

Theorie Kolloquium December 11, 2020, 16:30 Seminar Room 0.03, ETP | Silvia Viola-Kusminskiy, MPI Erlangen Quantum magnonics: Quantum optics with magnons Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium December 04, 2020, 16:30 Seminar Room 0.03, ETP | Maia Garcia Vergniory, Donostia International Physics Center, Donostia-San Sebastian, Spain Ikerbasque, Basque Foundation for Science, Bilbao, Spain Beyond Topological Quantum Chemistry Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium July 17, 2020, 16:30 Online via Zoom | Karin Everschor-Sitte, Johannes Gutenberg University Mainz Magnetic whirls for unconventional computing Contact Person: S. Diehl | show abstract |

Theorie Kolloquium July 10, 2020, 16:30 Online via Zoom | Peidong Yu, DLR and ITP Cologne Velocity Distribution of Granular Gases in Space Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium July 03, 2020, 16:30 Online via Zoom | Raquel Queiroz, Weizmann Institute Topological Crystalline Insulators: Boundary Topology Contact Person: S. Diehl | show abstract |

Theorie Kolloquium July 01, 2020, 14:30 Online via Zoom !!please note the unusual date!! | Anne Nielsen, MPI-PKS Dresden Anyons as detector of topology and phase transitions in 2D systems, systems with fractal dimensions, and quasicrystals Contact Person: S. Diehl | show abstract |

Theorie Kolloquium June 19, 2020, 16:30 Online via Zoom | Eva-Maria Graefe, Imperial College, London A Non-Hermitian PT-symmetric kicked top Contact Person: S. Diehl | show abstract |

Theorie Kolloquium June 12, 2020, 16:30 Online via Zoom | Susanna Manrubia, Centro Nacional de Biotecnologia, Madrid Predictability: Can we precisely forecast the turning point and end of an epidemic by fitting past data? Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium May 08, 2020, 16:30 Zoom | Michael Laessig, University of Cologne SARS-CoV-2 — initial observations on epidemiology and evolution Contact Person: David Gross and Joachim Krug | show abstract |

Theorie Kolloquium April 24, 2020, 16:30 Seminar Room 0.03, ETP | Gláucia Murta, Heinrich-Heine-Universität Düsseldorf Device-independent quantum cryptography: towards multipartite protocols Contact Person: D. Gross | show abstract |

Theorie Kolloquium January 17, 2020, 16:30 Seminar Room 0.03, ETP | Lode Pollet, LMU Munich Discerning multiple order parameters with interpretable machines: towards the automation of phase classification Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium January 10, 2020, 16:30 Seminar Room 0.03, ETP | Barbara Kraus, Innsbruck Quantum Information theory: from entanglement to quantum computing Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium December 06, 2019, 16:30 Seminar Room 0.03, ETP | Aline Ramires, ICTP, Sao Paulo, Brazil Twisted Bilayer Graphene: A novel platform for the engineering of exotic electronic states Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium November 29, 2019, 16:30 Seminar Room 0.03, ETP | Tobias Meng, TU Dresden Semi-quantized quantum Hall states: gapless fractional states in quantum Hall bilayer Contact Person: Christoph Berke | show abstract |

Theorie Kolloquium November 15, 2019, 16:30 Seminar Room 0.03, ETP | Klaus Mecke, Friedrich-Alexander-Universität Erlangen-Nürnberg Space - Time - Matter: Finite Projective Geometry as a Quantum World with Elementary Particles Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium October 11, 2019, 16:30 Seminar Room 0.03, ETP | Uwe Täuber, Virginia Tech Temperature Interfaces in the Katz-Lebowitz-Spohn Driven Lattice Gas Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium July 12, 2019, 16:30 Seminar Room 0.03, ETP | Andreas Laeuchli, Innsbruck Finite Correlation Length Scaling in Lorentz-Invariant Gapless iPEPS Wave Functions Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium June 28, 2019, 16:30 Seminar Room 0.03, ETP | Alexander Altland, Institute for Theoretical Physics, Cologne Many body quantum chaos of the Sachdev-Ye-Kitaev Model |

Theorie Kolloquium June 14, 2019, 16:30 Seminar Room 0.03, ETP | Philippe Corboz, University of Amsterdam Stripes in the 2D Hubbard model and finite correlation length scaling with iPEPS Contact Person: Michael Scherer | show abstract |

Theorie Kolloquium May 17, 2019, 16:30 Seminar Room 0.03, ETP | Dietrich Wolf, Duisburg How to convert a nano-powder into a nano-crystalline solid Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium May 03, 2019, 16:30 Seminar Room 0.03, ETP | A.P. Young, UC Santa Cruz Can a Quantum Computer Solve Optimization Problems More Efficiently than a Classical Computer? Contact Person: Thomas Nattermann | show abstract |

Theorie Kolloquium February 01, 2019, 16:30 Seminar Room 0.03, ETP | Debashish Chowdhury, IIT Kanpur Ubiquity of Michaelis-Menten input-output relation: conditions on the network of states Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium January 25, 2019, 16:30 Seminar Room 0.03, ETP | Anja Metelmann, FU Berlin Nonreciprocity in engineered quantum systems Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium November 27, 2018, 16:30 HS III | Assa Auerbach, Technion Max The Demon Contact Person: Simon Trebst |

Theorie Kolloquium November 16, 2018, 16:30 Seminar Room 0.03, ETP | Rodrigo Pereira, IIP, Natal From quantum spin chains to chiral spin liquids Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium November 09, 2018, 16:30 Seminar Room 0.03, ETP | Nathan Goldman, Université libre de Bruxelles Probing Topological Matter by «Heating»: From Quantized Circular Dichroism to Tensor Monopoles Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium October 26, 2018, 16:30 HS II | Stephanie Wehner, QuTech, Delft University of Technology Quantum Internet Contact Person: David Gross | show abstract |

Theorie Kolloquium October 15, 2018, 14:00 Seminar Room 0.03, ETP | Peter Zoller, University of Innsbruck Hybrid Classical-Quantum Simulations in the Innsbruck Quantum Cloud Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium July 13, 2018, 16:30 SR 0.03 TP | Andreas Klümper, Bergische Universität Wuppertal The efficiency of methodological detours: From vertex models to multi-component quantum gases Contact Person: Andreas Schadschneider | show abstract |

Theorie Kolloquium June 22, 2018, 16:30 TP seminar room 0.03 | Marisol Ripoll, ICS-2, FZ Jülich Phoresis: from colloid drift to micromachines design Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium June 08, 2018, 16:30 SR 0.03 TP | Jan M. Pawlowski, University of Heidelberg Strongly correlated QCD: from chiral symmetry breaking & confinement to the dynamics of heavy-ion collisions Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium May 18, 2018, 16:30 Seminar Room 0.03, ETP | Adrian Del Maestro, University of Vermont Entanglement area law in superfluid 4He Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium April 27, 2018, 16:30 TP seminar room 0.03 | T. P. Singh, Tata Institute, Mumbai Is quantum theory exact, or approximate? Contact Person: Claus Kiefer | show abstract |

Theorie Kolloquium April 20, 2018, 16:30 SR 0.03 TP | Matteo Rizzi, University of Mainz Exploring Synthetic Quantum Matter with Tensor Networks Contact Person: David Gross | show abstract |

Theorie Kolloquium February 02, 2018, 16:30 SR 0.03 TP | Paul Busch, University of York Measurement uncertainty relations for qubits: theory and experiment Contact Person: David Gross | show abstract |

Theorie Kolloquium January 19, 2018, 16:30 TP seminar room 0.03 | Jürgen Berges, University of Heidelberg Universality far from equilibrium: From the early universe to ultracold quantum gases Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium January 12, 2018, 16:30 TP seminar room 0.03 | Michael Klatt, Karlsruhe Institute of Technology Universal hidden order in amorphous cellular geometries Contact Person: Matthias Sperl | show abstract |

Theorie Kolloquium December 01, 2017, 16:30 TP seminar room 0.03 | Rainer Klages, Queen Mary University London Statistical Physics and Anomalous Dynamics of Foraging Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium November 24, 2017, 16:30 TP seminar room 0.03 | Peter Mörters, Mathematical Institute, Cologne Metastability of the contact process on evolving scale-free networks Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium November 17, 2017, 16:30 TP seminar room 0.03 | John Bechhoefer, Simon Fraser University, Vancouver The details are in the devil: Experiments on Maxwell's demon and the role of information in thermodynamics Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium November 10, 2017, 16:30 Seminar Room 0.03, ETP | Zi Yang Meng, Institute of Physics, Chinese Academy of Sciences Itinerant quantum criticality, self-learning Monte Carlo, duality and all that Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium October 20, 2017, 16:30 TP seminar room 0.03 | Till Kranz, ITP & DLR Rheology of Granular Fluids: An Integration Through Transients Approach |

Theorie Kolloquium July 14, 2017, 16:30 Seminar Room 0.03, ETP | Andrei Bernevig, Princeton University How to find topological states of matter Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium July 07, 2017, 16:30 0.03 ETP | Nicolas Regnault, ENS Paris Many body localization and thermalization: (machine) learning from the entanglement spectrum Contact Person: Maria Hermanns | show abstract |

Theorie Kolloquium June 30, 2017, 16:30 SR 0.03 TP | Andreas Winter, Universitat Autònoma de Barcelona Grand canonical Gibbs state for systems with non-commuting charges Contact Person: David Gross | show abstract |

Theorie Kolloquium June 27, 2017, 16:00 TP seminar room 0.03 | Roman Riwar, Institute for Theoretical Nanoelectronics, FZ Jülich Topological electric circuits Contact Person: Achim Rosch | show abstract |

Theorie Kolloquium June 23, 2017, 16:30 Seminar Room 0.03, ETP | David Mross, Weizmann Institute of Science The power of vortices – dual perspectives on exotic quantum phases Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium June 02, 2017, 16:30 TP seminar room 0.03 | Tommaso Calarco, Ulm University Quantum technologies and quantum control Contact Person: Achim Rosch | show abstract |

Theorie Kolloquium May 26, 2017, 16:30 TP seminar room 0.03 | Edgar Roldan, MPI-PKS Dresden Martingale theory for nonequilibrium thermodynamics Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium May 19, 2017, 16:30 TP seminar room 0.03 | Muhittin Mungan, Bogazici University and Bonn University Depinning as a Coagulation Process Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium May 12, 2017, 16:30 TP seminar room 0.03 | Hanno Schmiedt, University of Cologne Symmetry and dynamics in floppy molecules: A new five-dimensional super-rotor model and its consequences Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium February 03, 2017, 16:30 Seminar Room 0.03, ETP | Sebastian Huber, ETH Zurich Topological Mechanical Metamaterials Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium January 27, 2017, 16:30 TP seminar room 0.03 | Klaus Richter, University of Regensburg Semiclassical Paths to Many-Body Interference Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium January 20, 2017, 16:30 TP seminar room 0.03 | William G. Unruh, University of British Columbia, Vancouver Measuring Black Hole radiation in the lab Contact Person: Claus Kiefer | show abstract |

Theorie Kolloquium January 13, 2017, 16:30 TP seminar room 0.03 | Malte Henkel, Universite de Lorraine Nancy New dynamical symmetries in interface growth: what do we know about them and what do they teach us ? Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium December 16, 2016, 16:30 TP seminar room 0.03 | Johannes Berg, University of Cologne, Institute for Theoretical Physics Statistical physics of the inverse Ising problem |

Theorie Kolloquium November 25, 2016, 16:30 TP seminar room 0.03 | Walter Hofstetter, Johann Wolfgang Goethe-Universität Frankfurt Interacting topological states of ultracold lattice gases Contact Person: Sebastian Diehl | show abstract |

Theorie Kolloquium November 18, 2016, 16:30 TP seminar room 0.03 | Benedikt Sabaß, FZ Jülich Micromechanics of Life: Coordination of Forces by Eukaryotes and Prokaryotes |

Theorie Kolloquium November 11, 2016, 16:30 TP seminar room 0.03 | Daniel Loss, University of Basel From Majorana Fermions to Parafermions in Nanowires and Atomic Chains Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium October 21, 2016, 16:30 TP seminar room 0.03 | David Dean, University of Bordeaux Stochastic Density Functional Theory for Electrolytes Out of Equilibrium Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium July 15, 2016, 16:30 TP seminar room 0.03 | Michael Spira, Paul Scherrer Institute Higgs Physics @ LHC Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium July 01, 2016, 16:30 TP seminar room 0.03 | Dieter Vollhardt, University of Augsburg Superfluid Helium-3: Universal Concepts for Condensed Matter and the Big Bang Contact Person: Philipp Strack | show abstract |

Theorie Kolloquium June 17, 2016, 16:30 TP seminar room 0.03 | Baruch Meerson, Hebrew University of Jerusalem Weak-noise theory and large deviations of surface height in the Kardar-Parisi-Zhang equation Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium June 10, 2016, 16:30 TP seminar room 0.03 | Reinhard Meinel, Friedrich-Schiller-Universität Jena Constructive proof of the no-hair theorem Contact Person: Claus Kiefer | show abstract |

Theorie Kolloquium June 03, 2016, 16:30 Seminar room 0.03, ETP | Reinhard Werner, Leibniz-Universität, Hannover Measurement uncertainty relations Contact Person: David Gross | link | show abstract |

Theorie Kolloquium May 13, 2016, 16:30 TP seminar room 0.03 | Erwin Frey, LMU München Evolutionary Games Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium April 15, 2016, 16:30 TP seminar room 0.03 | Gunter M. Schütz, Forschungszentrum Jülich The Fibonacci family of dynamical universality classes Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium April 08, 2016, 14:00 TP seminar room 0.03 | Roderich Moessner, MPI for Physics of Complex Systems, Dresden Thermodynamics and order beyond equilibrium - the physics of periodically driven quantum systems Contact Person: Martin Zirnbauer | show abstract |

Theorie Kolloquium February 26, 2016, 16:30 Seminar Room TP 0.03 | Masaki Oshikawa, ISSP Tokyo Symmetry Protection of Quantum Phases Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium February 12, 2016, 16:30 TP seminar room 0.03 | Tapio Ala-Nissilä, Aalto University, Helsinki Demon’s Work in the Classical and Quantum Worlds Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium January 15, 2016, 16:30 TP seminar room 0.03 | Erik Aurell, KTH Stockholm Minimal absent words in genome sequences Contact Person: Michael Lässig | show abstract |

Theorie Kolloquium January 08, 2016, 16:30 TP seminar room 0.03 | Sebastian Diehl, ITP Cologne Universal Quantum Dynamics in Driven Open Many-Body Systems, and Localized Majorana-like Modes in Interacting Fermion Systems |

Theorie Kolloquium December 04, 2015, 16:30 TP seminar room 0.03 | David Gross, ITP Cologne From Single Pixel Cameras To Quantum State Tomography |

Theorie Kolloquium November 27, 2015, 16:30 TP seminar room 0.03 | Eric Brunet, ENS Paris Universal vanishing corrections on the position of fronts in the Fisher-KPP class Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium November 06, 2015, 16:30 Seminar room 0.03, ETP | Matthias Christandl, University of Copenhagen From Pauli's Principle to Fermionic Entanglement Contact Person: David Gross | show abstract |

Theorie Kolloquium October 30, 2015, 16:30 Seminar Room TP 0.03 | Pieter Rein ten Wolde, AMOLF Amsterdam Fundamental limits to chemical sensing Contact Person: Johannes Berg | show abstract |

Theorie Kolloquium October 23, 2015, 16:30 seminar room TP 0.03 | Alexander Drewitz, Mathematisches Institut Köln The maximal particle of branching random walk in random environment |

Theorie Kolloquium August 28, 2015, 14:00 TP seminar room 0.03 | Till Kranz, Oxford University Bacteria and Trails on Surfaces Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium July 17, 2015, 16:30 TP seminar room 0.03 | Rafael Chaves, Institute for Theoretical Physics, University of Cologne Revisiting Quantum Nonlocality from a Causal Inference Perspective |

Theorie Kolloquium July 10, 2015, 16:30 seminar room TP 0.03 | Holger Gies, Jena Physics of the quantum vacuum Contact Person: Philipp Strack | show abstract |

Theorie Kolloquium June 26, 2015, 16:30 Seminar Room TP 0.03 | Jürg Fröhlich, ETH Zürich Direct and Indirect Acquisition of Information in Quantum Mechanics Contact Person: Martin Zirnbauer | show abstract |

Theorie Kolloquium June 19, 2015, 16:30 seminar room TP 0.03 | Shivaji Sondhi, Princeton Many Body Localization Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium June 12, 2015, 16:30 Seminar Room TP 0.03 | Eric Lutz, University of Erlangen-Nürnberg The physics of information: from Maxwell's demon to Landauer Contact Person: Johannes Berg | show abstract |

Theorie Kolloquium May 22, 2015, 16:30 Seminar Room TP 0.03 | Matthias Vojta, TU Dresden Coupled-dimer magnets: Systematic expansions, quantum criticality, and disorder Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium May 15, 2015, 16:30 Seminar Room TP 0.03 | Tomaz Prosen, University of Ljubljana Exact solutions of boundary-driven quantum master equations and new conservation laws Contact Person: Vladislav Popkov | show abstract |

Theorie Kolloquium May 08, 2015, 16:30 Seminar Room TP 0.03 | Jens Bardason, MPI-PKS Dresden Many-body localization, entanglement and natural orbitals |

Theorie Kolloquium April 24, 2015, 16:30 Seminar Room TP 0.03 | Friedrich Hehl, Institute for Theoretical Physics, Cologne On the metamorphoses of Maxwell's equations of electrodynamics since 1865: spotlights on the history of classical electrodynamics |

Theorie Kolloquium April 17, 2015, 16:30 Seminar Room TP 0.03 | Jens Elgeti, Institute for Complex Systems, FZ Jülich Simulating growing tissues Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium April 10, 2015, 16:30 Seminar Room TP 0.03 | Dmitry Fedosov, Institute for Complex Systems, FZ Jülich Multiscale modeling of blood flow: From single cells to intricate multi-cell interactions Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium February 06, 2015, 16:30 Seminar Room TP 0.03 | Su-Chan Park, Catholic University of Korea Well-understood and ill-understood universality classes of absorbing state phase transitions |

Theorie Kolloquium January 30, 2015, 16:30 seminar room TP 0.03 | D. Schuricht, Utrecht Time evolution and relaxation in strongly correlated quantum systems |

Theorie Kolloquium January 23, 2015, 16:30 seminar room TP 0.03 | M. Fleischhauer, Kaiserslautern Many-body physics in open systems: Rydberg gases and Rydberg polaritons |

Theorie Kolloquium January 16, 2015, 16:30 seminar room TP 0.03 | Christopher Mudry, Paul-Scherrer Institut Anderson localization and the topology of classifying spaces |

Theorie Kolloquium January 09, 2015, 16:30 Seminar Room TP 0.03 | Byungnam Kahng, Seoul National University Discontinuous percolation transitions in cluster merging processes |

Theorie Kolloquium December 05, 2014, 16:30 Seminarraum Theoretische Physik | P. Strack, Institut für Theoretische Physik, Universität zu Köln Interacting and emergent photons in quantum optics and condensed matter |

Theorie Kolloquium December 04, 2014, 16:00 TP Seminarraum | John Chalker, Oxford University Classical loop models and quantum phase transitions Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium November 14, 2014, 16:30 Seminarraum Theoretische Physik | C. Kiefer, Institut für Theoretische Physik, Universität zu Köln Observations of gravitons from the early Universe? |

Theorie Kolloquium November 07, 2014, 16:30 Seminarraum Theoretische Physik | U. Gerland, TU München Spatially orchestrated enzyme kinetics in multi-enzyme complexes |

Theorie Kolloquium July 04, 2014, 16:00 Seminarraum Theoretische Physik | Maria Hermanns, University of Cologne Majorana metals and quantum spin liquids |

Theorie Kolloquium June 27, 2014, 16:00 Seminarraum Theoretische Physik | Jie Ren, Massachusetts Institute of Technology Spin Seebeck diode and transistor: smart control of energy and information in nano-devices |

Theorie Kolloquium June 20, 2014, 16:00 Seminarraum Theoretische Physik | Sebastian Diehl, Universität Innsbruck Aspects of Universality in Driven Open Quantum Systems |

Theorie Kolloquium June 06, 2014, 16:00 Seminarraum Theoretische Physik | David Gross, Universität Freiburg Quantum cellular automata, the Pauli principle, and vintage movies |

Theorie Kolloquium May 23, 2014, 16:30 Seminarraum Theoretische Physik | Tim Wehling, Universität Bremen Electronic structure of low dimensional materials: from graphene to quantum impurities |

Theorie Kolloquium May 16, 2014, 16:30 Seminarraum Theoretische Physik | Philipp Werner, Fribourg Dynamical mean field approach to correlated lattice systems in and out of equilibrium |

Theorie Kolloquium May 09, 2014, 16:30 Seminarraum Theoretische Physik | Dr. Regine Frank, Eberhard Karls Universität Tübingen Signatures of Anderson Localization of Light in Real World Disordered Samples Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium April 25, 2014, 16:30 Seminarraum Theoretische Physik | M. Lässig, Institut für Theoretische Physik, Universität zu Köln Evolution of influenza: Statistical genetics far from equilibrium |

Theorie Kolloquium April 11, 2014, 16:30 Seminarraum Theoretische Physik | Dr. Matthias Sperl, DLR Cologne Non-Equilibrium Dynamics in Granular Matter Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium February 07, 2014, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Jens Eisert, FU Berlin Taming the non-equilibrium Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium January 31, 2014, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Peter Grassberger, Jülich Supercomputing Centre Cooperativity in complex epidemics Contact Person: Joachim Krug | show abstract |

Theorie Kolloquium January 24, 2014, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Piet Brouwer, FU Berlin Disordered Majorana wires Contact Person: Alexander Altland | show abstract |

Theorie Kolloquium January 17, 2014, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Andreas Läuchli, Universität Innsbruck Entanglement spectra: A novel spectroscopic tool to investigate quantum many body wave functions Contact Person: Simon Trebst | show abstract |

Theorie Kolloquium January 10, 2014, 16:30 Seminarraum Theoretische Physik | Prof. Jacobus Verbaarschot, Stony Brook University Dirac Spectra, Tail States and Spontaneous Symmetry Breaking |

Theorie Kolloquium December 13, 2013, 16:30 Seminarraum Theoretische Physik | Prof. Christian Maes, KU Leuven Fluctuations determining response in nonequilibrium systems |

Theorie Kolloquium December 06, 2013, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Florian Marquardt, Universität Erlangen-Nürnberg Photons and phonons interacting on a lattice |

Theorie Kolloquium November 29, 2013, 16:30 Seminarraum Theoretische Physik | Peter Wölfle, KIT Critical fermionic quasiparticles near quantum critical points of antiferromagnetic metals |

Theorie Kolloquium October 25, 2013, 16:30 Seminarraum Theoretische Physik | Dr. Rochus Klesse, University of Cologne, Institute for Theoretical Physics Probability assignment and maximum entropy principles |

Theorie Kolloquium October 18, 2013, 16:30 Seminarraum Theoretische Physik | Anatoly Konechny, Heriot-Watt University, Edinburgh Boundary entropy and its properties Contact Person: Thomas Quella | show abstract |

Theorie Kolloquium July 19, 2013, 16:30 Seminarraum Theoretische Physik | Prof. V. L. Pokrovsky, Texas A&M University Coherence and reflection symmetry breaking in the Bose-Einstein condensate of spin waves |

Theorie Kolloquium July 05, 2013, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Reinhold Egger , Heinrich-Heine Universität Düsseldorf Mesoscopic transport properties of multiterminal Coulomb Majorana junctions |

Theorie Kolloquium June 28, 2013, 16:30 Seminarraum Theoretische Physik | Dr. Tobias Galla, University of Manchester Effects of intrinsic noise in individual-based systems |

Theorie Kolloquium June 14, 2013, 16:30 Seminarraum Theoretische Physik | Prof. Debashish Chowdhury, Indian Institute of Technology, Kanpur Stochastic kinetics of a self-organized complex molecular machine: microtubule-chromosome coupling by ring-rod-hook device |

Theorie Kolloquium June 07, 2013, 16:30 Seminarraum Theoretische Physik | Prof. M. Troyer, ETH Zürich Quantum annealing on five hundred qubits? |

Theorie Kolloquium May 03, 2013, 16:30 Seminarraum Theoretische Physik | Dr. Bartlomiej Waclaw, University of Edinburgh Physics in the evolution of microbes |

Theorie Kolloquium April 26, 2013, 16:30 Seminarraum Theoretische Physik | Prof. F. Assaad, Universität Würzburg Correlated topological insulators |

Theorie Kolloquium April 19, 2013, 16:30 Seminarraum Theoretische Physik | Prof. Stefan Scheel, Universität Rostock Macroscopic quantum electrodynamics - quantum optics with macroscopic bodies |

Theorie Kolloquium April 12, 2013, 16:30 Seminarraum Theoretische Physik | Dr. Johanna Erdmenger, Werner-Heisenberg-Institut München Gauge/Gravity Duality: New methods from string theory for strongly coupled systems |

Theorie Kolloquium January 18, 2013, 16:00 Seminarraum Theoretische Physik | Prof. Dr. Jan von Delft, LMU München Microscopic Origin of the 0.7-Anomaly in Quantum Point Contacts |

Theorie Kolloquium January 11, 2013, 16:00 Seminarraum Theoretische Physik | Prof. Dr. Pasquale Calabrese, Universität Pisa Quantum Quenches in one dimensional systems |

Theorie Kolloquium December 14, 2012, 16:00 Seminarraum Theoretische Physik | Dr. Silke Weinfurtner, SISSA, Trieste Quantum Gravity Laboratory |

Theorie Kolloquium December 07, 2012, 16:00 Seminarraum Theoretische Physik | Prof. B. Rosenow, Universität Leipzig Non-equilibrium steady states and charge fractionalization in Luttinger liquids |

Theorie Kolloquium November 30, 2012, 16:30 Seminarraum Theoretische Physik | Dr. Mikhail A. Skvortsov, Landau Institute of Theoretical Physics, Chernogolovka Superconducting proximity effect in quantum wires without time-reversal symmetry |

Theorie Kolloquium November 23, 2012, 16:30 Seminarraum Theoretische Physik | Dr. Paolo Politi, Istituto dei Sistemi Complessi, Firenze Coarsening: some answers to when and how it occurs |

Theorie Kolloquium November 16, 2012, 16:30 Seminarraum Theoretische Physik | Dr. K. Wolff, TU Berlin Active particles and fluid flow |

Theorie Kolloquium November 09, 2012, 16:30 Seminarraum Theoretische Physik | Professor Steven H. Simon, Rudolf Peierls Centre for Theoretical Physics, Oxford Topological Matter and Why You Should Be Interested |

Theorie Kolloquium November 02, 2012, 16:30 Seminarraum Theoretische Physik | Dr. Dirk Witthaut, Max Planck Institute for Dynamics and Self-Organization Synchronization and Braess' paradox in an oscillator model for power grid operation |

Theorie Kolloquium October 12, 2012, 16:30 Seminarraum Theoretische Physik | Dr. Lars Fritz, University of Cologne Topological insulators: magnetic fields, disorder, and interactions |

Theorie Kolloquium July 13, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Martin Evans, University of Edinburgh Diffusion with stochastic resetting |

Theorie Kolloquium July 06, 2012, 16:30 Seminarraum Theoretische Physik | Pascal Simon, Université Paris Sud Majorana polarization and transport properties in 1D topological superconductors |

Theorie Kolloquium June 15, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Heiko Rieger, Universität des Saarlandes Biophysical models for tumor growth |

Theorie Kolloquium June 08, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Subir Sachdev, Harvard Strange metals: field theory versus gauge-gravity duality |

Theorie Kolloquium May 25, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Dr. I. Müller, TU Berlin The terroristic nimbus of entropy - on the history of thermodynamics |

Theorie Kolloquium May 18, 2012, 16:30 Seminarraum Theoretische Physik | Dr. Sabine Lennartz, University of Edinburgh Inverse power-law like crack growth in earth materials and its possible origin as an emergent property of localisation |

Theorie Kolloquium May 11, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Kirill Shtengel, UC Riverside Non-Abelian anyons: New particles for less than a billion |

Theorie Kolloquium May 04, 2012, 16:30 Seminarraum Theoretische Physik | Dr. Mark Oliver Goerbig, Universite Paris Sud Graphene Fractional Quantum Hall Effect and Internal Symmetries |

Theorie Kolloquium April 27, 2012, 16:30 Seminarraum Theoretische Physik | Dr. Wojciech De Roeck, University of Cologne A rigorous approach to quantum Brownian motion |

Theorie Kolloquium April 20, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Alexander Altland, University of Cologne Quantum thermalization |

Theorie Kolloquium April 13, 2012, 16:30 Seminarraum Theoretische Physik | Dr. Boris Gutkin, University of Duisburg-Essen Clustering of periodic orbits in chaotic systems |

Theorie Kolloquium February 03, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Alexander Ludwig, Center for Macroeconomic Research, Cologne On the Welfare Effects of Social Security in a Model with Aggregate and Idiosyncratic Risk |

Theorie Kolloquium January 27, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Hildegard Meyer-Ortmanns, Jacobs University Bremen On the versatile role of fluctuations in biological systems |

Theorie Kolloquium January 20, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Simon Trebst, University of Cologne Interactions and disorder in topological quantum matter |

Theorie Kolloquium January 13, 2012, 16:30 Seminarraum Theoretische Physik | Prof. Dr. J. Schmalian, KIT Karlsruhe Discrete scale invariance and non-Ginzburg-Landau criticality near quantum percolation transitions |

Theorie Kolloquium December 16, 2011, 16:30 Seminarraum Theoretische Physik | Prof. Dr. Milena Grifoni, University of Regensburg Quantum interference effects in interacting quantum dots |

Theorie Kolloquium December 09, 2011, 16:30 Seminarraum Theoretische Physik | Dr. Dmitri Diakonov, Petersburg Nuclear Physics Institute Towards microscopic quantum gravity |

Theorie Kolloquium December 02, 2011, 16:30 Seminarraum Theoretische Physik | Dr. Gregory Schehr, University Paris-Sud Extreme value statistics of non-intersecting Brownian motions : from random matrices to 2d Yang-Mills theory on the sphere |

Theorie Kolloquium November 18, 2011, 16:30 Seminarraum Theoretische Physik | Prof. Armin Bunde, Justus-Liebig Universität Giessen Long-term correlations in nature: On the clustering of extreme events and the estimation of external trends |

Theorie Kolloquium November 04, 2011, 16:30 Seminarraum Theoretische Physik | Prof. Günter Radons, TU Chemnitz Nonlinear Dynamics of Complex Hysteretic Systems |

Theorie Kolloquium October 21, 2011, 16:30 Seminarraum Theoretische Physik | Dr. Jonas Larson, University of Cologne and Stockholm University Synthetic magnetic fields for neutral ultracold atoms |

Theorie Kolloquium October 14, 2011, 14:30 Seminarraum Theoretische Physik | Erik Aurell, KTH Royal Institute of Technology, Sweden, and Aalto University, Finland Computing stationary states by message-passing |

Theorie Kolloquium July 15, 2011, 16:30 Seminarraum Theoretische Physik | Prof. Dr. A. Altland, Institut für Theoretische Physik, Universität zu Köln Quantum phase transitions in the cold atom kicked rotor |

Theorie Kolloquium June 24, 2011, 16:30 Seminar Room ITP | Prof. Dr Tim Newman, University of Dundee Embryogenesis and cancer progression: discrete theoretical methods applied to living systems |

Theorie Kolloquium June 10, 2011, 16:30 Seminarraum Theoretische Physik | Prof. Royce K.P. Zia, Virginia Tech, Blacksburg Towards a classification scheme for non-equilibrium steady states |

Theorie Kolloquium May 20, 2011, 16:30 Seminar Room ITP | Prof. Dr. D. Vollhardt, University of Augsburg Construction of exact ground states for correlated electron models |

Theorie Kolloquium May 13, 2011, 16:30 Seminarraum Theoretische Physik | Dr. Ganna Rozhnova, Universidade de Lisboa Stochastic fluctuations in systems with intrinsic noise |

Theorie Kolloquium May 06, 2011, 16:30 Seminarraum Theoretische Physik | Dr. Andrew Mitchell, Institut für Theoretische Physik, Universität zu Köln Real-Space Renormalization Group Flow in Kondo Systems |

Theorie Kolloquium April 29, 2011, 16:30 Seminarraum Theoretische Physik | Prof. Klaus Hornberger, University of Duisburg-Essen Environmental distinction of pointer states |

Theorie Kolloquium April 15, 2011, 16:30 Seminarraum Theoretische Physik | Dr. Arne Traulsen, MPI for Evolutionary Biology, Plön Evolutionary game theory: How noise can affect the evolution of cooperation and punishment |

Theorie Kolloquium April 08, 2011, 16:30 Seminarraum Theoretische Physik | Prof. Nick Manton, DAMTP, University of Cambridge Vortices and their geometry |

Theorie Kolloquium February 04, 2011, 16:30 Seminarraum Theoretische Physik | Dr. Matthias Sperl, Institut für Materialphysik im Weltraum, DLR Köln Glass-Transition Singularities |

Theorie Kolloquium December 10, 2010, 16:45 Seminar Room ITP | Prof. Dr. Karyn Le Hur, Yale University Low-Dimensional Quantum Systems |

Theorie Kolloquium November 26, 2010, 16:30 Seminar Room ITP | Prof. Dr. B. Trauzettel, Universität Würzburg Dirac Fermions in Graphene and Topological Insulators |

Theorie Kolloquium November 19, 2010, 16:45 Seminar Room ITP | Prof. Dr. Bernd Rosenow, University of Leipzig Spectroscopy of Majorana fermions in non-linear transport |