# Department of Physics • University of Cologne

## Past Events

SFB 1238 October 20, 2021, 14:30 Institute of Physics II Seminarraum | Justin Wilson, Louisiana State University Incommensurability-driven phases, flat bands, and topology in two-dimensional materials |

QM2 - Quantum Matter and Materials October 15, 2021, 14:30 Hörsaal 2 | Dr. Monika Schied - University of Graz Molecular Motors on Surfaces Studied by Scanning Tunnelling Microscopy Contact Person: Thomas Michely | show abstract |

SFB 1238 July 21, 2021, 14:30 Zoom ( URL https://uni-koeln.zoom.us/j/99781388489?pwd=U1FKR1ZRYzFTUUEwRzlodjlBbm1CZz09 ) | Ashley Cook, MPI PKS Topological skyrmion phases of matter Contact Person: S. Diehl | show abstract |

TR 183 July 16, 2021, 09:00 Zoom | Lei Wang, Institute of Physics, Chinese Academy of Sciences Scientific machine learning with and without data Contact Person: Markus Schmitt | show abstract |

TR 183 July 16, 2021, 16:00 Zoom | Chae-Yeun Park, Tiago Mendes Santos, Daniel Alcalde Puente, Hongyu Lu, Frederik Wilde, Zala Lenarčič CRC 183 Summer School - Contributed Talks Contact Person: Markus Schmitt | show abstract |

TR 183 July 12, 2021, 14:00 Zoom (https://ucph-ku.zoom.us/j/65863480745?pwd=TXJFakhwNzhYWHA1QkR1c3U2LzZmQT09) | Nele Callebaut, University of Cologne Emergence of gravity from 2D conformal field theory Contact Person: Simon Trebst | show abstract |

SFB 1238 June 30, 2021, 14:30 Zoom (https://uni-koeln.zoom.us/j/94292208989?pwd=OFh4Wi9yTW1SdmpueGo2aklUTlV1UT09) | Bruno Schuler, Nanotech@surfaces Laboratory - EMPA, Switzerland The Beauty of Imperfection - An Atomic-Scale Look at Point Defects in 2D Semiconductors Contact Person: Wouter Jolie | show abstract |

TR 183 June 28, 2021, 14:00 Zoom (https://ucph-ku.zoom.us/j/65863480745?pwd=TXJFakhwNzhYWHA1QkR1c3U2LzZmQT09) | Matteo Rizzi, University of Cologne The classical two-dimensional Heisenberg model revisited: A symmetric tensor network study Contact Person: Simon Trebst | show abstract |

SFB 1238 June 23, 2021, 14:30 Zoom ( https://uni-koeln.zoom.us/j/96349253814?pwd=MUNtZFRwRmtMR0V5VFZMbTdPeDdXZz09) | Jens Brede, II. Physikalisches Institut (UzK) Journal Club: The Vertical Position of Sr Dopants in the SrxBi2Se3 Superconductor Contact Person: Oliver Breunig |

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 |

SFB 1238 June 15, 2021, 17:00 Zoom (https://uni-koeln.zoom.us/j/96279829895?pwd=Sk1KWFFzZlRBUEF0cjI2cjM5bjdtQT09) | Sherard Robbins, CEO of Visceral Change Only the Speed of Light limits You? - Discrimination and its impact on the academic field of physics (2nd talk - Racism & Physics) Contact Person: Maria Melamed | show abstract |

TR 183 June 14, 2021, 14:00 Zoom (https://ucph-ku.zoom.us/j/65863480745?pwd=TXJFakhwNzhYWHA1QkR1c3U2LzZmQT09) | Johannes-Stephan Hofmann, Weizmann Institute of Science Fermionic Monte Carlo study of a realistic model of twisted bilayer graphene Contact Person: Simon Trebst | show abstract |

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

SFB 1238 June 09, 2021, 14:30 Zoom (https://uni-koeln.zoom.us/j/97572764640?pwd=aGhQU0VuUkZsYm1NbnJ6emJualVCdz09) | Johannes Gooth, MPI for Chemical Physics of Solids, Dresden Quantum-Hall physics and beyond in ZrTe5 Contact Person: Yoichi Ando | show abstract |

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 |

TR 183 May 31, 2021, 14:00 Zoom (https://ucph-ku.zoom.us/j/62455417833?pwd=eFpZVkVlcWM0RUpINzhrRlgwRXBBUT09) | Ady Stern, Weizmann Institute of Science Fragile Topology vs. Interactions Contact Person: Simon Trebst |

SFB 1238 May 26, 2021, 14:30 Zoom (https://uni-koeln.zoom.us/j/98166130629?pwd=RmhiMHRIM0ZiV0FxRWx2WG9ld2dXQT09) | Amilcar Bedoya Pinto, Max Planck Institute of Microstructure Physics Recent developments of magnetism in flatland: Realization of 2D-XY ferromagnetism in a van der Waals monolayer Contact Person: Jeison Fischer |

SFB 1238 May 18, 2021, 16:00 Zoom (https://uni-koeln.zoom.us/j/96279829895?pwd=Sk1KWFFzZlRBUEF0cjI2cjM5bjdtQT09) | Tomas Brage, Department of Physics, Lund University Only the Speed of Light limits You? - Discrimination and its impact on the academic field of physics (1st talk - Gender & Physics) Contact Person: Maria Melamed | show abstract |

SFB 1238 May 12, 2021, 14:30 Zoom (Meeting-ID: 994 8387 5045 Password: CRC1238 | https://uni-koeln.zoom.us/j/99483875045?pwd=K1RQbHV1eFdTVldCK2NUOWpTNFhzdz09) | Matthias Vojta, TU Dresden Local quantum criticality near the Mott transition Contact Person: Achim Rosch | 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 |

SFB 1238 May 05, 2021, 14:30 Zoom (https://uni-koeln.zoom.us/j/97571937622?pwd=QzUxNTFEN05abmNyWGUxUjRpWTRDdz09) | Huimei Liu 刘慧美, MPI-FKF Stuttgart Towards Kitaev Spin Liquids in 3d Transition Metal Compounds Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar March 26, 2021, 10:00 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Wenzhe Deng, University of Melbourne Density matrix renormalization group and applications to spin-1/2 chains Contact Person: Michael Scherer |

Condensed Matter Theory Seminar March 25, 2021, 10:00 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Aiman Al-Eryani, Tübingen University Functional Renormalisation Group Analysis of the Pseudo-critical scales in the Attractive Hubbard model Contact Person: Michael Scherer |

Condensed Matter Theory Seminar March 24, 2021, 10:00 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Yannik Schaden, University of Cologne Fermi-surface pinning in van Hove doped graphene Contact Person: Michael Scherer |

SFB 1238 February 24, 2021, 14:30 Zoom: https://uni-koeln.zoom.us/j/96710889575?pwd=MjVKdkk1dnZKazBvVkdTdk5TTHZyUT09 | Kornel Richter, University of Kiel Magnetooptical observations of thin magnetic cylinders: theory and experiment Contact Person: Ionela Lindfors-Vrejoiu | show abstract |

SFB 1238 February 19, 2021, 09:30 Zoom | CRC 1238, University of Cologne Kick-off Meeting CRC 1238 Contact Person: Achjim Rosch |

SFB 1238 February 18, 2021, 09:30 Zoom | CRC 1238, University of Cologne Kick-off Meeting CRC 1238 Contact Person: Achim Rosch |

QM2 - Quantum Matter and Materials February 10, 2021, 14:30 Zoom: https://us04web.zoom.us/j/77633503456?pwd=bzNZZmJOcENnVmZpbXAycXAzc3oxUT09 | Boris Senkovskiy, Physics Institute II Electronic band structure and optical properties of mechanical stacked heterostructures of 2D semiconductors Contact Person: Boris Senkovskiy |

Condensed Matter Theory Seminar February 05, 2021, 09:15 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Aleksandra Ziolkowska, Oxford Yang-Baxter Integrable Lindblad Equations |

Condensed Matter Theory Seminar February 04, 2021, 09:15 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Orazio Scralatella, College de France tba |

SFB 1238 February 03, 2021, 14:30 Zoom: https://uni-koeln.zoom.us/j/94243153241?pwd=WlZDNU1naHdZb0c4ek93ZTBmQkVWQT09 | Jimin Wang, University of Regensburg Two-Dimensional-Dirac Surface States and Bulk Gap Probed via Quantum Capacitance in a Three-Dimensional Topological Insulator Contact Person: Oliver Breunig |

Condensed Matter Theory Seminar February 02, 2021, 09:15 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Shovan Dutta, University of Cambridge Long-range entanglement and multiple steady states in a lossy qubit array |

Condensed Matter Theory Seminar February 01, 2021, 09:15 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Abishodh Prakash, ICTS, Bengaluru, Karnataka, Indiai Aspects of quantum matter in and out of equilibrium |

Condensed Matter Theory Seminar January 29, 2021, 14:00 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Yanbai Zhang, TU München (Visiting Scholar) Topological Magnon Insulators in Kagome Lattice: Decay and Renormalization Contact Person: Matteo Rizzi | show abstract |

QM2 - Quantum Matter and Materials January 27, 2021, 14:30 Zoom | Alec Wodtke, Max Planck Institute for Biophysical Chemistry, Göttigen Experiments on vibrational energy pooling and transport in condensed phases using a mid-ir superconducting nanowire single photon detector Contact Person: Thomas Michely | show abstract |

Condensed Matter Theory Seminar January 27, 2021, 14:30 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Tian Mao Tan, University of Chicago Operator Entanglement as a probe of information scrambling and quantum chaos |

Condensed Matter Theory Seminar January 26, 2021, 09:15 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Nagara Srinivasa, MPIPKS Special states in quantum many-body spectra |

Condensed Matter Theory Seminar January 25, 2021, 09:15 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Oliver Lunt, University College London Phase transitions in non-equilibrium quantum matter |

Condensed Matter Theory Seminar January 25, 2021, 15:30 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Seth Davis, Rice University Non-Markovian dephasing of disordered, quasi-one-dimensional fermion systems |

Condensed Matter Theory Seminar January 22, 2021, 14:00 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Tobias Bouma, University of Amsterdam Solitons in the repulsive one-dimensional Bose gas Contact Person: Matteo Rizzi | show abstract |

QM2 - Quantum Matter and Materials January 20, 2021, 14:30 Zoom | Christian Papp, Friedrich-Alexander-Universität Erlangen-Nürnberg Nanocluster arrays: from model catalysis to nanographene Contact Person: Pantelis Bampoulis | show abstract |

Condensed Matter Theory Seminar January 15, 2021, 16:00 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Bjoern Sbierski, UC Berkeley Spins, Pseudo-Majoranas, and the functional RG Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar January 15, 2021, 14:00 Zoom ( URL https://uni-koeln.zoom.us/j/92374710227 ) | Daniel Alcalde Puente, Ruhr Universität Bochum Convolutional restricted Boltzmann machine aided Monte Carlo: An application to Ising and Kitaev models Contact Person: Matteo Rizzi | show abstract |

SFB 1238 January 13, 2021, 14:30 Zoom | Gertjan Lippertz, Physics Institute II (Ando's group) Journal club: Scaling limitations of the quantum anomalous Hall effect in magnetically doped (Bi1-xSbx)2Te3 Contact Person: Oliver Breunig |

Condensed Matter Theory Seminar January 08, 2021, 14:00 https://uni-koeln.zoom.us/j/93649501617?pwd=UVFUT2thakZ4U2N2VlpWazNDb1FRUT09 | Guo-Yi Zhu, MPI-PKS, Dresden Subdiffusive dynamics and critical quantum correlations in a disorder-free localized Kitaev honeycomb model out of equilibrium Contact Person: Simon Trebst | 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 |

Condensed Matter Theory Seminar December 11, 2020, 14:00 https://uni-koeln.zoom.us/j/92092707566?pwd=Sy9vTWRXNG5SeHNCN2tEaHNtbXRDdz09 | Yizhi You, MPI PKS Dresden Emergent fractons in Elusive Bose Metal --- When IR theory blend with UV physics Contact Person: Alexander Altland | show abstract |

SFB 1238 December 09, 2020, 14:30 Zoom ( https://uni-koeln.zoom.us/j/95048688263?pwd=WkxXMy8wVE1JdisvSXJvMiszWUE2QT09 ) | Joerg Schmalian, KIT Karlsruhe Non-local transport and Levy flights in Dirac systems Contact Person: Achim Rosch |

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 |

Quantum Information Seminar November 11, 2020, 10:00 ZOOM | Fabian Bernards, University of Siegen Generalizing optimal Bell inequalities Contact Person: Mariami Gachechiladze | show abstract |

Quantum Information Seminar October 07, 2020, 10:00 Online via Zoom | Laurens Ligthart Non-standard Entropy Inequalities in quantum Causal Structures Contact Person: David Gross | show abstract |

SFB 1238 September 25, 2020, 14:00 Zoom ( URL tba ) | Julia Link, Simon Fraser University Bogoliubov-Fermi surfaces in non-centrosymmetric multi-component superconductors Contact Person: Michael Scherer, Achim Rosch | show abstract |

Quantum Information Seminar September 23, 2020, 10:00 Online via Zoom | David Wierichs Avoiding local minima in Variational Quantum Eigensolvers with the Natural Gradient Optimizer Contact Person: David Gross | show abstract |

Condensed Matter Theory Seminar September 18, 2020, 09:00 BlueJeans | Sourabh Patil, Sorbonne University, Paris Triangular vortex lattices in the Kitaev honeycomb model, the sixteen-fold way and parity of Chern numbers (PhD thesis application) Contact Person: Matteo Rizzi | show abstract |

SFB 1238 September 16, 2020, 14:00 Zoom ( https://uni-koeln.zoom.us/j/96851691514 ) | Alessio Chiocchetta, University of Cologne Journal Club: Cavity-induced Quantum Spin Liquids Contact Person: Ciaran Hickey |

Quantum Information Seminar September 14, 2020, 13:00 https://uni-koeln.zoom.us/j/95663103495?pwd=dk9YMEFnUHZieWhiNm5CUlFTR1JBdz09 | Mugdha Zadkar Fully Classical Fluctuation Theorems Contact Person: David Gross | show abstract |

Condensed Matter Theory Seminar August 19, 2020, 16:30 zoom / https://uni-koeln.zoom.us/j/93587244758 | Markus Schmitt, Berkeley Quantum many-body dynamics in 2D with novel variational approaches Contact Person: S. Trebst | show abstract |

Quantum Information Seminar August 14, 2020, 14:00 https://uni-koeln.zoom.us/j/94167440472?pwd=QlR3SGNHaFhQZkI1ZWJraE0rSTI0UT09 | Anggelos Bampounis, THP t-copy representation of the n-qudit Clifford group Contact Person: David Gross | show abstract |

Thesis Defense July 28, 2020, 11:00 Zoom Meeting https://uni-koeln.zoom.us/j/94899304908?pwd=Ymg1cXYxdDdsMEdTcmp3TkUzZEtudz09 | Nicola Dick, Institute of Biological Physics Intra–Tumor Heterogeneity and Evolutionary Niches Contact Person: Christa Stitz | show abstract |

SFB 1238 July 22, 2020, 14:30 Zoom ( https://uni-koeln.zoom.us/j/96851691514 ) | Matthias Roessler, PH2 Journal Club: Superconductivity in top-down fabricated topological insulator nanowires Contact Person: Ciaran Hickey |

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 |

SFB 1238 July 15, 2020, 14:30 Zoom ( https://uni-koeln.zoom.us/j/99456947424 ) | Andreas Rost, University of St. Andrews Developments in Topological Semimetals: Creating and Controlling Weyl Fermions and the Quasiparticle Dynamics of a Dirac Line Node material Contact Person: Henry Legg |

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 |

Quantum Information Seminar July 02, 2020, 10:15 ZOOM | Tristan Kraft, University of Siegen Characterizing Quantum Networks: Insights from Coherence Theory Contact Person: Mariami Gachechiladze | 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 |

Condensed Matter Theory Seminar June 25, 2020, 10:00 Zoom | Claire Zukovski, Amsterdam Geometry and Holography Contact Person: Alexander Altland | show abstract |

Condensed Matter Theory Seminar June 25, 2020, 15:00 Zoom | Magdalena Zych, Queensland Composite quantum systems at the interplay with general relativity Contact Person: Alexander Altland | show abstract |

SFB 1238 June 24, 2020, 14:00 Zoom ( https://uni-koeln.zoom.us/j/96851691514 ) | Fabian Lux, Forschungszentrum Juelich Journal Club: Effective Seiberg-Witten gauge theory of noncollinear magnetism Contact Person: Michael Scherer |

Condensed Matter Theory Seminar June 24, 2020, 10:00 Zoom | Gabor Sarosi, CERN From quantum gravity to strongly coupled field theories Contact Person: Alexander Altland | show abstract |

Condensed Matter Theory Seminar June 22, 2020, 10:00 Zoom | Laura Donnay, Vienna Infinite-dimensional symmetries, holography and black holes Contact Person: Alexander Altland | show abstract |

Condensed Matter Theory Seminar June 22, 2020, 15:00 Zoom | Felix Haehl, Princeton Quantum gravity through the holographic lens Contact Person: Alexander Altland | 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 |

Condensed Matter Theory Seminar June 18, 2020, 10:00 Zoom | Nele Calebaut, Technion Emergence of gravity from 2D conformal field theory Contact Person: Alexander Altland | 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 |

SFB 1238 May 27, 2020, 14:30 Zoom ( https://uni-koeln.zoom.us/j/94311729441 ) | Henry Legg, ITP, University of Cologne Resistance is futile: Non-reciprocal transport in a nodal line material Contact Person: Oliver Breunig | 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 |

SFB 1238 May 06, 2020, 10:00 https://uni-koeln.zoom.us/j/94945416651 | Naoto Nagaosa, University of Tokyo Quantum Nonlinearity and Nonreciprocity Contact Person: A. Rosch |

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 |

Quantum Information Seminar March 25, 2020, 10:00 Seminar Room 0.02, ETP | Angelos Bampounis, University of Cologne tba Contact Person: David Gross |

Quantum Information Seminar March 18, 2020, 10:00 Seminar Room 0.02, ETP | Laurens Ligthart, QuSoft, Amsterdam (Quantum) Zhang-Yeung inequalities and their application to causal structures Contact Person: David Gross | show abstract |

Condensed Matter Theory Seminar March 13, 2020, 14:00 Seminar Room 0.03, ETP | Jan Masell Manipulation of the helical phase of chiral magnets with spintransfer torque Contact Person: Achim Rosch |

Statistical Physics Seminar March 10, 2020, 14:00 Seminar room (old building) | Claudio Feliciani, University of Tokyo One step forward: the congestion number and toward efficient pedestrian guidance Contact Person: Andreas Schadschneider |

Quantum Information Seminar March 06, 2020, 10:00 New Building 003 | Nikolai Miklin, University of Gdansk Self-testing of unsharp measurements Contact Person: Mariami Gachechiladze | show abstract |

Quantum Information Seminar March 04, 2020, 10:00 Seminar Room 0.02, ETP | Eric G. Arrais, Federal University of Rio de Janeiro/University of Cologne Efficient certification of Gibbs state preparations Contact Person: David Gross | show abstract |

SFB 1238 February 19, 2020, 14:30 Seminar Room of the Institute of Physics II | Dennis Meier, Uni Trondheim Topological defects and domain walls in chiral magnets Contact Person: T. Lorenz | show abstract |

SFB 1238 February 18, 2020, 15:30 Seminar Room of the Institute of Physics II | Hermann Dürr, Uppsala University, Sweden Tracking the non-equilibrium energy flow between electron, spin and lattice degrees of freedom Contact Person: Paul van Loosdrecht | show abstract |

Quantum Information Seminar February 18, 2020, 10:00 Seminar Room 0.02, ETP | Laurens Ligthart, QuSoft, Amsterdam tba Contact Person: David Gross |

Leibniz Group Seminar January 30, 2020, 10:15 Seminarraum Theoretische Physik | Chris Bourne, Tohoku University Spectral flow, index theory and free-fermionic topological phases |

SFB 1238 January 22, 2020, 14:30 Seminar Room of the Institute of Physics II | Jochen Geck, TU Dresden Manipulating collective quantum states in layered 1T-TaS2 and alpha-RuCl3 Contact Person: M. Grüninger | show abstract |

Quantum Information Seminar January 22, 2020, 10:00 Conference Room Theory | Mugdha Zadkar, University of Cologne Classical counterparts to fully quantum fluctuation theorems |

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 |

Quantum Information Seminar January 15, 2020, 10:00 Conference Room Theory | Felipe Montealegre Mora, University of Cologne Playing Pool with |ψ⟩ (journal club) |

SFB 1238 January 15, 2020, 14:30 Seminar Room of the Institute of Physics II | Wolfram Brenig, TU Braunschweig Thermal transport in Kitaev magnets Contact Person: P. van Loosdrecht | 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 |

Condensed Matter Theory Seminar January 10, 2020, 14:00 Seminar Room 0.03, ETP | Florian Lange Giant response to weak pumping in the presence of approximate symmetries (PhD Defense) |

SFB 1238 January 08, 2020, 14:30 Seminar Room of the Institute of Physics II | Shahal Ilani, Weizmann Institute Cascade of Phase Transitions and Dirac Revivals in Magic Angle Graphene Contact Person: Simon Trebst | show abstract |

SFB 1238 December 17, 2019, 14:30 Room 0.01, new theory building | Sergey Artyukhin, Italian Institute of Technology, Genoa, Italy Localized vibrations in solids: domain walls, cluster systems Contact Person: Daniil Khomskii | show abstract |

Condensed Matter Theory Seminar December 12, 2019, 14:00 HS III | Shun Okumura, University of Tokyo Numerical Study on Magnetic Hedgehog Lattices in Noncentrosymmetric Metals and their Field Dependence Contact Person: Achim Rosch | show abstract |

SFB 1238 December 11, 2019, 14:30 Seminar Room of the Institute of Physics II | Andreas Danilewsky, Universität Freiburg Defect and Strain Characterisation in Single Crystals by Diffraction Imaging Contact Person: Petra Becker-Bohatý |

Quantum Information Seminar December 11, 2019, 13:00 Seminar room 0.02 (ETP) | Thorben Frank, University of Cologne Solving the quantum many body problem with artificial neural networks |

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 |

Condensed Matter Theory Seminar November 29, 2019, 14:00 Seminar Room 0.03, ETP | Henry Legg Transport and disorder in Dirac materials (PhD defense) |

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 |

SFB 1238 November 27, 2019, 14:30 Seminar Room of the Institute of Physics II | Ruediger Klingeler, Universitaet Heidelberg Magnetism in γ-Li2FeSiO4 Contact Person: Markus Braden | show abstract |

QM2 - Quantum Matter and Materials November 27, 2019, 14:30 lecture hall III (chemistry building) | Joel D. Cox, University of Southern Denmark Nonlinear Graphene Nanoplasmonics Contact Person: Klas Lindfors | show abstract |

Quantum Information Seminar November 20, 2019, 10:30 Seminar Room 0.03, ETP | Felix Huber, ICFO, Barcelona Positive maps and matrix contractions from the symmetric group Contact Person: David Gross | show abstract |

SFB 1238 November 19, 2019, 14:30 Seminar Room of the Institute of Physics II | Kimberley Modic, Max-Planck-Institut für Chemische Physik fester Stoffe, Dresden Scale-invariant magnetic anisotropy in RuCl3 - a signature of spin-liquid behavior? Contact Person: Simon Trebst | 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 |

Leibniz Group Seminar November 14, 2019, 10:15 Seminarraum Theoretische Physik | Dice Seminar From Quantum Chaos and Eigenstate Thermalization to Statistical Mechanics and Thermodynamics by D'Alessio et al. |

Quantum Information Seminar November 12, 2019, 10:00 New building, ETP 0.03 | Prof. Géza Tóth, UPV/EHU, Bilbao and Wigner RCP, Budapest Quantum states with a positive partial transpose are useful for metrology Contact Person: Mariami Gachechiladze |

SFB 1310 November 09, 2019, 09:00 Seminar Room 0.03 ETP | SFB 1310 Seminar Day |

SFB 1310 November 08, 2019, 14:30 Seminar Room 0.03, ETP | SFB 1310 Seminar Day |

SFB 1238 November 06, 2019, 14:30 Seminar Room of the Institute of Physics II | Wojciech Grochala, University of Warsaw Silverland, terra (still) incognita of divalent silver (Ag2+) Contact Person: Markus Braden | show abstract |

Statistical Physics Seminar November 05, 2019, 12:00 Seminar Room 0.02 ETP | Yosyp Humenyuk, Institute of Physics, Prague Quasi-one-dimensional stochastic approach for modelling size separation of colloids Contact Person: Joachim Krug | show abstract |

Leibniz Group Seminar October 31, 2019, 10:15 Seminarraum Theoretische Physik | Felipe Montealegre, Cologne Howe Duality and Quantum Codes |

Leibniz Group Seminar October 24, 2019, 10:15 Seminarraum Theoretische Physik | Dice Seminar How Alfven's theorem explains the Meissner effect, by J. E. Hirsch |

SFB 1238 October 18, 2019, 13:00 Seminar Room of the old Theory building | Arie van Houselt, University Twente The growth of hBN on Ir(111): an in-situ LEEM and LEED study Contact Person: Thomas Michely |

Condensed Matter Theory Seminar October 18, 2019, 14:30 Seminar Room 0.03, ETP | Christina Psadouraki, University of Cologne Nonequilibrium Quantum Dynamics of Magnetic Skyrmions Contact Person: Alex Altland | show abstract |

Leibniz Group Seminar October 17, 2019, 10:15 Seminarraum Theoretische Physik | Dominik Tschimmel, Cologne Higher order topological insulators: bulk boundary correspondence |

SFB 1310 October 17, 2019, 17:00 Lecture Hall III, Department of Physics | Jeff Gore, MIT, Department of Physics Building microbial communities from the bottom up Contact Person: Fernanda Pinheiro and Michael Lässig |

SFB 1238 October 16, 2019, 14:30 Seminar Room 0.02, ETP | Mukul Laad, IMSc, Chennai On quantum criticality at a continuous metal-insulator transition Contact Person: Simon Trebst | show abstract |

SFB 1310 October 16, 2019, 17:00 Seminar Room 0.02 ETP | Deepa Agashe, NCBS Bangalore The power and promise of single mutations in evolution 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 |

Leibniz Group Seminar October 10, 2019, 10:15 Seminarraum Theoretische Physik | Martin Zirnbauer, Cologne On the Color-Flavor Transformation |

Quantum Information Seminar October 10, 2019, 14:00 seminar room 0.03 (ETP) | Richard Kueng, California Institute for Technology Faster quantum and classical SDP approximations for quadratic binary optimization Contact Person: Markus Heinrich | show abstract |

SFB 1238 October 09, 2019, 14:30 Seminar Room of the Institute of Physics II | Hannu-Pekka Komsa, Aalto University, Finland Simulating Raman signatures of defective 2D materials Contact Person: T. Michely | show abstract |

SFB 1238 September 26, 2019, 11:00 tba | Marin Alexe, University of Warwick Bulk- and Flexo-Photovoltaic Effects Contact Person: Dr. Ionela Lindfors-Vrejoiu |

Condensed Matter Theory Seminar September 04, 2019, 10:00 Seminar Room 0.03, ETP | Jeremy Young, University of Maryland Driven-dissipative coupled Ising models: a new non-equilibrium universality class Contact Person: Sebastian Diehl | show abstract |

August 28, 2019, 10:00 Seminar room 0.03 | Benedikt Sabass, ICS-2, FZ Jülich Micromechanical control and information processing in biology Contact Person: Joachim Krug |

SFB 1238 August 26, 2019, 14:00 Seminar Room of the Institute of Physics II | Debanjan Chowdhury, MIT What is "strange" about non-Fermi liquid metals? Contact Person: Ciaran Hickey | show abstract |

Quantum Information Seminar July 31, 2019, 11:00 Seminar room 0.02, THP new building | Thomas Galley, Perimeter Institute for Theoretical Physics The measurement postulates of quantum mechanics are operationally redundant Contact Person: Mateus Araújo | show abstract |

QM2 - Quantum Matter and Materials July 17, 2019, 14:30 Seminar Room of the Institute of Physics II | S.A. Jafari, Sharif University of Technology Solid state systems with deformed Minkowski spacetime Contact Person: Thomas Michely | show abstract |

SFB 1238 July 12, 2019, 14:00 Room 0.03, new theory building | Max Hirschberger, Riken, Japan Skyrmion formation in centrosymmetric materials and associated giant Hall and thermoelectric responses Contact Person: Achim Rosch |

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 |

Leibniz Group Seminar July 11, 2019, 10:15 Seminarraum Theoretische Physik | Dice Seminar PT-symmetric quantum field theory in D dimensions by C.M. Bender et al. |

SFB 1238 July 10, 2019, 14:30 Seminar Room of the Institute of Physics II | Arun Paramekanti, University of Toronto A tale of two nickelates Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials July 08, 2019, 14:30 Seminar Room 0.03, ETP | Paul Wiegmann, University of Chicago Quantization of hydrodynamics and gravitational anomaly Contact Person: Semyon Klevtsov | show abstract |

Leibniz Group Seminar July 04, 2019, 10:15 Seminarraum Theoretische Physik | Shao-Yu Chen, Cologne University Noncompact Gauge Theory |

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 |

QM2 - Quantum Matter and Materials June 28, 2019, 14:00 Seminar room 147 (Basement hall at Physical Chemistry, Department of Chemistry) | A/P Dane Mc Caney, UNSW Sydney Spins in Organic Optoelectronic Materials and Devices Contact Person: Ann-Christin Schmaedicke | show abstract |

Leibniz Group Seminar June 27, 2019, 10:15 Seminarraum Theoretische Physik | Massimo Moscolari, La Sapienza University of Rome On the localization dichotomy for gapped quantum systems |

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 |

SFB 1238 June 14, 2019, 13:00 Seminar Room of the Institute of theoretical Physics (old building) | Gianluigi Catelani, FZ Juelich Quasiparticles and qubits: history and recent developments Contact Person: Y. Ando | show abstract |

Leibniz Group Seminar June 13, 2019, 10:15 Seminarraum Theoretische Physik | Dice seminar Charge screening and mass spectrum, A. Swieca |

SFB 1238 June 05, 2019, 14:30 Seminar Room of the Institute of Physics II | Oded Zilberberg, ETH Zurich Dissipative phase transitions in light-matter systems Contact Person: S. Diehl | show abstract |

Condensed Matter Theory Seminar June 05, 2019, 10:00 Seminar Room 0.03, ETP | Urban Seifert, TU Dresden Magnon-induced interactions: From partial quantum disorder to novel probes Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar May 31, 2019, 14:00 Seminar Room 0.03, ETP | Ikuma Tateishi, University of Tokyo and University of Cologne The topological phase classification based on the shape of nodal lines |

SFB 1238 May 29, 2019, 14:30 Seminar Room of the Institute of Physics II | Michael Knap, TU Munich Dynamical Quantum Phases: New routes to ergodicity breaking in interacting many-body systems. Contact Person: S. Diehl | show abstract |

Leibniz Group Seminar May 23, 2019, 10:15 Seminarraum Theoretische Physik | Qingyufei Terenz Feng, Cologne Duality and field theory of topological phases |

SFB 1238 May 22, 2019, 14:30 Seminar Room of the Institute of Physics II | Johann Coraux, Institute Neel, Grenoble Stuffing thin layers into the space between two-dimensional materials and their growth substrates Contact Person: T. Michely | show abstract |

QM2 - Quantum Matter and Materials May 21, 2019, 10:15 Stefan Cohn‐Vossen Raum des Mathematischen Instituts (Raum 313) | Johannes Kellendonk, Institut Camille Jordan (Lyon) The bulk boundary correspondence for quasiperiodic chains Contact Person: Christopher Max | show abstract |

SFB 1238 May 20, 2019, 15:00 SR 0.03 neue Theorie | Michael Scherer, Institute for Theoretical Physics, University of Cologne Correlated behavior in moiré bands of twisted bilayer graphene and transition metal dichalcogenides Contact Person: Paul van Loosdrecht |

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 |

Leibniz Group Seminar May 16, 2019, 10:15 Seminarraum Theoretische Physik | Dice seminar Dirac fermion duality and the parity anomaly by A.A.Burkov |

SFB 1238 May 15, 2019, 14:30 Seminar Room of the Institute of Physics II | Gustav Bihlmayer, FZ Jülich Exploring 2D magnetic topological materials with density functional theory Contact Person: Alexander Grüneis | show abstract |

Leibniz Group Seminar May 09, 2019, 10:15 Seminarraum Theoretische Physik | Saurabh Kumar, Köln Particle-Hole symmetry in Half-fllled Lowest Landau Level |

SFB 1238 May 08, 2019, 14:30 Seminar Room of the Institute of Physics II | Ursula Wurstbauer, Universität Münster Light matter interaction in tunable 2D materials and artificial van der Waals solids Contact Person: Alexander Grüneis | 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 |

Leibniz Group Seminar May 02, 2019, 10:15 Seminarraum Theoretische Physik | Dice Seminar No-Signaling Condition and Quantum Dynamics, by Simon, Bužek, Gisin 2001 |

Leibniz Group Seminar April 25, 2019, 10:15 Seminarraum Theoretische Physik | Lorenz Mayer Partial Transposition and the AKLT phase |

SFB 1238 April 24, 2019, 14:30 Seminar Room of the Institute of Physics II | Jens Brede, Institute of physics 2 News from the M-STM lab Contact Person: Y. Ando | show abstract |

SFB 1238 April 17, 2019, 14:30 Seminar Room of the Institute of Physics II | Jeffrey Rau, MPI-PKS Dresden Topological magnons and the non-Hermitian topology of spontaneous magnon decay Contact Person: Ciarán Hickey | show abstract |

SFB 1238 April 10, 2019, 14:30 Seminar Room of the Institute of Physics II | Laura Corman, ETH Zurich "Mesoscopic transport with ultracold atoms: particles, spin and heat" Contact Person: Sebastian Diehl | show abstract |

Leibniz Group Seminar April 04, 2019, 10:15 Seminarraum Theoretische Physik | Dice seminar Topological quantum chemistry by Bradlyn et al. |

SFB 1238 March 27, 2019, 14:30 Seminar Room of the Institute of Physics II | Arkady Krasheninnikov, Helmholtz Zentrum Dresden Rossensdorf Design of 2D materials through introduction of defects: simulations and experiments Contact Person: T. Michely | show abstract |

SFB 1238 March 22, 2019, 14:30 Seminar Room of the Institute of Physics II | Martina Esposito, University of Oxford Parametric amplification with superconducting circuits. Development of a flux-pumped Josephson parametric amplifier. Contact Person: Yoichi Ando | show abstract |

SFB 1238 March 20, 2019, 14:30 Seminar Room of the Institute of Physics II | Jonathan Buhot, HFML Nijmegen, NL Exploring exotic quantum phases by Raman spectroscopy under extreme conditions Contact Person: P. van Loosdrecht | show abstract |

Condensed Matter Theory Seminar March 18, 2019, 11:00 Seminar Room 0.01, ETP | Jinhong Park, Weizmann Institute Noise on complex quantum Hall edges: ballistic electrical transport and heat diffusion Contact Person: Achim Rosch | show abstract |

SFB 1238 March 18, 2019, 14:30 Seminar Room of the Institute of Physics II | Katharina Franke, Freie Universität Berlin Yu-Shiba-Rusinov states of individual magnetic atoms on 3D and quasi-2D superconductors Contact Person: Yoichi Ando | show abstract |

SFB 1238 March 06, 2019, 14:00 Seminar Room of the Institute of Physics II | Carmine Autieri, Polish Academy of Sciences Topological contribution to the anomalous Hall effect at the interface Contact Person: I. Vrejoiu | show abstract |

Condensed Matter Theory Seminar February 14, 2019, 14:00 Seminar Room 0.01, ETP | Mathias Scheurer, Harvard University Gauge theories of fluctuating antiferromagnetism for the cuprates Contact Person: Achim Rosch |

Quantum Information Seminar February 07, 2019, 15:00 Seminar Room 0.03, ETP | Chahan Kropf, Istituto Nazionale di Fisica Nucleare / University of Brescia Preserving Measurements for Optimal State Discrimination over Quantum Channels Contact Person: David Gross | show abstract |

Leibniz Group Seminar February 07, 2019, 10:15 Seminarraum Theoretische Physik | Marcel Zimmer, Universität zu Köln Bulk Theory of Disordered Crystalline Topological Insulators |

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 |

Condensed Matter Theory Seminar January 24, 2019, 10:00 Konferenzraum Theorie | Matthias Vojta, TU Dresden Exotic Landau levels: From Majorana fermions to supersymmetry Contact Person: Achim Rosch / Simon Trebst |

Großes Physikalisches Kolloquium January 22, 2019, 16:45 HS III | Tommaso Calarco, Institute for Quantum Control (FZ Juelich) and Institute for Theoretical Physics, Cologne Quantum technologies and quantum control Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar January 18, 2019, 14:00 Seminar Room 0.03, ETP | Piotr Surowka, MPI PKS Dresden Transport in semi-metals Contact Person: Semyon Klevtsov | show abstract |

QM2 - Quantum Matter and Materials January 17, 2019, 14:30 Seminarraum alte Theorie | Arkady Fedorov, University Queensland Superconducting quantum circuits for waveguide quantum electrodynamics (QED) Contact Person: Alexander Grüneis | show abstract |

Quantum Information Seminar January 17, 2019, 12:00 Seminar room 0.02, ETP | Denis Rosset, National Cheng Kung University Automatic symmetry exploitation in semidefinite programming problems Contact Person: David Gross | show abstract |

QM2 - Quantum Matter and Materials January 16, 2019, 14:30 Seminar Room of the Institute of Physics II | Christiane Koch, University of Kassel Quantum dynamics and control for emerging quantum technologies Contact Person: Tommaso Calarco | show abstract |

Großes Physikalisches Kolloquium January 15, 2019, 16:45 HS III | Alfred Leitenstorfer, University of Konstanz Four-Dimensional Quantum Physics Contact Person: Markus Braden |

QM2 - Quantum Matter and Materials December 20, 2018, 12:30 Seminar Room of the Institute of Physics II | Bela Bauer, Microsoft Research / Station Q Topologically protected braiding in a single wire using Floquet Majorana modes Contact Person: Simon Trebst | show abstract |

Quantum Information Seminar December 19, 2018, 10:00 Konferenzraum Theorie | Rafael Chavez, IIP Natal, Brazil Recent results on Bell non-locality: quantification, concentration, quantum voids Contact Person: David Gross | show abstract |

Leibniz Group Seminar December 13, 2018, 10:15 Seminarraum Theoretische Physik | Dice seminar Spinning superconductors and ferromagnets by J.E. Hirsch |

Großes Physikalisches Kolloquium December 11, 2018, 16:45 HS III | Ignacio Cirac, MPQ Munich Quantum algorithms for quantum simulation and small devices Contact Person: Simon Trebst | show abstract |

Quantum Information Seminar December 10, 2018, 12:00 Seminar room 0.01, ETP | Christian Majenz, QuSoft Amsterdam Asymptotic performance of port-based teleportation Contact Person: David Gross | show abstract |

SFB 1238 December 05, 2018, 14:30 Seminar Room of the Institute of Physics II | Alberto Crepaldi, École polytechnique fédérale de Lausanne Novel topological materials investigated by spin-resolved and time-resolved photoelectron spectroscopy. Contact Person: Paul van Loosdrecht | show abstract |

SFB 1310 November 29, 2018, 12:00 Seminar room 215 (old building) | Helen Alexander, Oxford University Stochastic de novo emergence of antibiotic resistance Contact Person: Joachim Krug | show abstract |

Leibniz Group Seminar November 29, 2018, 10:15 Seminarraum Theoretische Physik | Dice seminar Realizing Holonomic Constraints in Classical and Quantum Mechanics by R. Froese, I. Herbst |

SFB 1238 November 28, 2018, 14:30 Seminar Room of the Institute of Physics II | Stephen Winter, Goethe Universität Frankfurt Excitations and Energy Scales in RuCl3 Contact Person: Ciaran Hickey | show abstract |

Condensed Matter Theory Seminar November 28, 2018, 10:00 Seminar Room 0.03, ETP | Assa Auerbach, Technion Hall Number of Strongly Correlated Metals Contact Person: Simon Trebst | show abstract |

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

Großes Physikalisches Kolloquium November 20, 2018, 16:45 HS III | Arne Traulsen, Max Planck Institut für Evolutionsbiologie Stochastic and deterministic models of microbiomes Contact Person: Joachim Krug | show abstract |

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 |

Condensed Matter Theory Seminar November 15, 2018, 10:00 Konferenzraum Theorie, Altbau | Adrian Feiguin, Northeastern University Competition between screening and indirect exchange: effects of geometry and dimensionality. Contact Person: Simon Trebst | show abstract |

SFB 1238 November 14, 2018, 14:30 Seminar Room of the Institute of Physics II | Mikhail Sadovskii, Institute of Electrophysics of the Russian Academy of Sciences Superconductivity in FeSe monolayers: why Tc is so high? Contact Person: Daniiel Khomskii | show abstract |

SFB 1238 November 13, 2018, 13:00 Seminar Room of the Institute of Physics II | Lew Bulaevskii, University of Oregon Comparison of phonon and spin wave induced superconductivity Contact Person: Daniiel Khomskii |

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 |

Leibniz Group Seminar November 08, 2018, 10:15 Seminarraum Theoretische Physik | Douglas M. Photiadis, Naval Research Laboratory, Washington (D.C.) Late time behavior of disordered, elastic systems |

SFB 1238 November 02, 2018, 12:00 Konferenzraum Alte Theorie | Hua Wu, Shanghai Understanding of some unusual magnetism from spin-orbital physics Contact Person: Daniel Khomskii/Markus Braden | show abstract |

SFB 1238 October 31, 2018, 14:30 Seminar Room of the Institute of Physics II | Satoru Nakatsuji, University of Tokyo Topological Metallic States in Frustrated Magnets Contact Person: Simon Trebst | show abstract |

Großes Physikalisches Kolloquium October 30, 2018, 16:45 HS III | Oliver Passon, Bergische Universitaet Wuppertal The history of early quantum theory: myth and facts Contact Person: Fachschaft |

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

Leibniz Group Seminar October 25, 2018, 10:15 Seminarraum Theoretische Physik | Simon Fischer, University of Cologne Coherent Information of a quantum channel on symmetric states |

Leibniz Group Seminar October 18, 2018, 10:00 Seminarraum Theoretische Physik | Dice Seminar Quantum imaging with undetected photons |

SFB 1238 October 17, 2018, 14:30 Seminar Room of the Institute of Physics II | Hendrik Weimer, Uni Hannover Variational Principle for Open Quantum Many-Body Systems Contact Person: Sebastian Diehl | show abstract |

Großes Physikalisches Kolloquium October 16, 2018, 16:45 HS III | Gabriel Martinez Pinedo, GSI and TU Darmstadt Kilonova: an electromagnetic signal of heavy element nucleosynthesis Contact Person: Andreas Zilges |

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 |

QM2 - Quantum Matter and Materials September 26, 2018, 14:30 Seminar Room of the Institute of Physics II | Jae-Sung Kim, Sook-Myung Women’s University, Seoul Growth kinetics of Kr nano structures encapsulated by graphene Contact Person: Thomas Michely | show abstract |

Condensed Matter Theory Seminar September 07, 2018, 14:00 Seminar Room 0.03, ETP | Emilie Huffman, Uni Wuerzburg The Fermion Bag Approach to Hamiltonian Theories Contact Person: Michael Scherer | show abstract |

Condensed Matter Theory Seminar September 06, 2018, 14:00 Seminar Room 0.03, ETP | Krishanu Chowdhury, Cornell/Nordita A classification of magnetic frustration and metamaterials from topology |

Condensed Matter Theory Seminar September 05, 2018, 10:00 Seminar Room 0.03, ETP | Xiaoyu Wang, University of Chicago Electrical transport near an Ising-nematic quantum critical point Contact Person: Carsten Bauer | show abstract |

Leibniz Group Seminar August 31, 2018, 10:15 Seminarraum ETP 0.03 | Jan Attig, Uni Köln Topological Mechanics from Supersymmetry |

Quantum Information Seminar August 27, 2018, 11:00 Seminar room 0.02, ETP | Ingo Roth, FU Berlin Quantum gate tomography with randomised benchmarking data |

QM2 - Quantum Matter and Materials August 24, 2018, 14:00 Seminar Room 0.03, ETP | Ezra Getzler, Northwestern University Variational calculus in the Batalin-Vilkovisky formalism and general covariance Contact Person: Semyon Klevtsov | show abstract |

Condensed Matter Theory Seminar July 27, 2018, 10:00 Seminar Room 0.03, ETP | Jan Gelhausen Magnetic Phase Transitions in Driven-Dissipative Atomic Ensembles Interacting with Quantum Light (PhD Defense) |

SFB 1238 July 24, 2018, 14:00 Seminar Room of the Institute Physics II | Tohru Suemoto, Toyota Physical and Chemical Research Institute Femtosecond luminescence from metals and semimetals Contact Person: Paul van Loosdrecht | show abstract |

SFB 1238 July 18, 2018, 14:30 Seminar Room of the Institute of Physics II | Arun Paramekanti, University of Toronto Oxide heterostructures: Impact of spin-orbit coupling and strain. Contact Person: Simon Trebst | 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 |

Leibniz Group Seminar July 13, 2018, 10:15 Seminarraum ETP 003 | Charles Guggenheim, University of Cologne Euler chain representation of Weyl semimetals/superconductors |

Condensed Matter Theory Seminar July 12, 2018, 16:00 Seminar Room, Alte Theorie | Alexej Lunkin, Landau Institute, Moscow Perturbed Kitaev model: excitation spectrum and long-ranged spin correlations Contact Person: Dmitry Bagrets | show abstract |

SFB 1238 July 11, 2018, 14:30 Seminar Room of the Institute of Physics II | Zhe Wang, Helmholtz-Zentrum Dresden-Rossendorf (HZDR) Quantum Spin Dynamics of a Heisenberg-Ising Spin-1/2 Antiferromagnetic Chain" Contact Person: T. Lorenz | show abstract |

Großes Physikalisches Kolloquium July 10, 2018, 16:45 HS III | Klaus Kirch, ETH Zurich, PSI Villigen The electric dipole moment of the neutron |

Leibniz Group Seminar July 06, 2018, 10:15 ETP 003 | dice seminar On the decay of correlations in SO(n) -symmetric ferromagnets, by O. A. McBryan, T. Spencer |

SFB 1310 July 04, 2018, 17:00 Seminar Room 0.02 ETP | Suman Das, NCBS Bangalore Stochastic growth laws for bacterial cell populations Contact Person: Joachim Krug | show abstract |

Leibniz Group Seminar June 29, 2018, 10:15 Seminarraum Theoretische Physik | Christopher Max Bulk-boundary correspondence in disordered topological insulators and superconductors |

SFB 1238 June 27, 2018, 14:30 Seminar room Institute of Physics 2 | Markus Grüninger, Institute of Physics 2 Ongoing RIXS experiments in spin-orbit coupled matter Contact Person: M. Grüninger |

Großes Physikalisches Kolloquium June 26, 2018, 16:45 HS III | Juergen Altmann, TU Dortmund Physics for Peace - Science and Technology for the Verification of Disarmament Treaties |

SFB 1238 June 25, 2018, 10:00 Seminar room Institute of Physics 2 | Davide Pincini, Diamond Light Source On the hierarchy of magnetic and electronic energy scales in novel 3d, 4d and 5d transition metal oxides probed by x-ray techniques Contact Person: M. Grueninger | show abstract |

Condensed Matter Theory Seminar June 22, 2018, 14:00 Seminar Room 0.03, ETP | Michael Lawler, Cornell How to fold a distorted kagome antiferromagnet Contact Person: Simon Trebst | 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 |

Leibniz Group Seminar June 22, 2018, 10:15 Seminarraum Theoretische Physik | Dice-Seminar Quantum-Bayesian coherence by C.A. Fuchs and R. Schack, Rev. Mod. Phys. 85, 2013. |

SFB 1238 June 21, 2018, 14:00 Seminar Room of the Theory Institute | Roman Pisarev, Ioffe Physical-Technical Institute St-Petersburg Close correlations between magnetic properties and optical effects in the noncentrosymmetric antiferromagnet CuB2O4 Contact Person: Paul van Loosdrecht |

QM2 - Quantum Matter and Materials June 20, 2018, 14:30 Seminar Room of the Institute of Physics II | Eun-Ah Kim, Cornell Machine Learning Data from Electronic Quantum Matter Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar June 15, 2018, 14:00 Seminar Room 0.03, ETP | Kirill Shtengel, UC Riverside A Fractional Chiral Semimetal Contact Person: Simon Trebst | show abstract |

UoC Forum Dynamics June 15, 2018, 09:00 HS III | Wolgang König, TU Berlin and Weierstraß Institute Large deviations - theory and applications (part I) Contact Person: Joachim Krug | show abstract |

UoC Forum Dynamics June 15, 2018, 14:00 HS III | Wolgang König, TU Berlin and Weierstraß Institute Large deviations - theory and applications (part II) Contact Person: Joachim Krug | show abstract |

UoC Forum Dynamics June 15, 2018, 11:00 HS III | Gunter Schütz, FZ Jülich Markov Processes and quantum spin chains (part I) Contact Person: Joachim Krug | show abstract |

UoC Forum Dynamics June 15, 2018, 16:00 HS III | Gunter Schütz, FZ Jülich Markov Processes and quantum spin chains (part II) Contact Person: Joachim Krug | show abstract |

QM2 - Quantum Matter and Materials June 13, 2018, 14:30 Seminar Room of the Institute of Physics II | Markus Mueller, Swansea University Topological Quantum Computation: From Concepts to Experiments Contact Person: Sebastian Diehl | show abstract |

Großes Physikalisches Kolloquium June 12, 2018, 16:45 HS III | Sander Tans, FOM Institute for Atomic and Molecular Physics Zooming in on bacterial adaptation, from individual cells to populations |

Condensed Matter Theory Seminar June 08, 2018, 14:00 Seminar Room 0.03, ETP | Alexander Seidel, Washington University in Saint Louis Entangled Pauli Principles: The DNA of fractional quantum Hall fluids Contact Person: Achim Rosch | 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 |

Quantum Information Seminar June 06, 2018, 10:00 Seminar room 0.01, ETP | Mariami Gachechiladze, Universität Siegen Changing the complexity of measurement-based quantum computation with hypergraph states Contact Person: Felipe Montealegre | show abstract |

Großes Physikalisches Kolloquium June 05, 2018, 16:45 HS III | Erwin Frey, LMU Munich Emergence and Self-Organisation in Biological Systems Contact Person: Joachim Krug | show abstract |

Quantum Information Seminar June 04, 2018, 11:45 Seminar Room 0.03, ETP | Matthias Kleinmann, Universität Siegen Signalling Bell Experiments Contact Person: David Gross |

Quantum Information Seminar June 04, 2018, 13:30 Seminar Room 0.03, ETP | Federico Grasselli, Universität Düsseldorf Finite-key effects in multipartite quantum key distribution protocols Contact Person: David Gross |

Quantum Information Seminar June 04, 2018, 14:15 Seminar room 0.03, ETP | Daniel Zeuch, Universität Aachen Linearly driven qubits: exact rotating wave approximation Contact Person: David Gross |

Quantum Information Seminar June 04, 2018, 15:30 Seminar Room 0.03, ETP | Christopher Czedich, Uni Köln Complete classification of symmetric 1D descrete quantum systems Contact Person: David Gross |

Condensed Matter Theory Seminar June 01, 2018, 14:00 Seminar Room 0.03, ETP | Laura Classen, BNL Non-Fermi liquid behavior from quantum critical local moments Contact Person: Michael Scherer | show abstract |

Leibniz Group Seminar June 01, 2018, 10:15 ETP 003 | Christopher Max Bulk-boundary correspondence in disordered topological insulators and superconductors |

QM2 - Quantum Matter and Materials May 30, 2018, 14:00 Seminar room Institute of Physics 2 | . QM2 Members Assembly |

Großes Physikalisches Kolloquium May 29, 2018, 16:45 HS III | Eichiro Komatsu, MPA Garching Critical Tests of Theory of the Early Universe using the Cosmic Microwave Background |

Leibniz Group Seminar May 25, 2018, 10:15 ETP 003 | Dice-Seminar Quantum Time Crystals by Frank Wilczek |

Condensed Matter Theory Seminar May 18, 2018, 14:00 Seminar Room 0.03, ETP | Elio Koenig Quantum field theory of nematic transitions in spin orbit coupled spin-1 polar bosons Contact Person: Achim Rosch | 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 |

SFB 1238 May 18, 2018, 11:00 HS II | Vasily Temnov, Uni LeMans Physical mechanisms and interactions in acousto-magneto-plasmonics Contact Person: Paul van Loosdrecht | show abstract |

Leibniz Group Seminar May 18, 2018, 10:15 ETP 003 | Vatsal Dwivedi, University of Cologne Higher Order Topological Insulators |

Condensed Matter Theory Seminar May 17, 2018, 13:30 Seminarraum Alte Theorie | Laura Baez, FU Berlin Searching for the minimal model of A-Li2IrO3 or: How I Learnt to Stop Worrying and love free boundary conditions. Contact Person: Simon Trebst | show abstract |

SFB 1238 May 16, 2018, 14:30 Seminar Room of the Institute Physics II | Rossitza Pentcheva, Uni Duisburg Designing electronic phases at oxide interfaces for electronic, spintronic and energy applications Contact Person: Ionela Lindfors-Vrejoiu |

Leibniz Group Seminar May 11, 2018, 10:15 ETP 003 | Journal Club / Dice seminar Is the electrostatic force between a point charge and a neutral metallic object always attractive? by M. Levin, S.G. Johnson Dice-Seminar |

May 09, 2018, 14:30 SR II. PhysiK | Lena Wysocki Master Kolloquium |

Großes Physikalisches Kolloquium May 08, 2018, 16:45 HS III | Leo Kouwenhoven, Microsoft Research, TU Delft Majorana Qubits |

Condensed Matter Theory Seminar May 04, 2018, 14:00 Seminar Room 0.03, ETP | Johannes Reuther, FU Berlin Spinon band structures in quantum spin liquids from functional renormalization Contact Person: Simon Trebst | show abstract |

Leibniz Group Seminar May 04, 2018, 10:15 ETP 003 | Martin R. Zirnbauer, Universität zu Köln The integer quantum Hall plateau transition is a current algebra after all |

SFB 1238 May 02, 2018, 14:00 Seminar-Room II. Physics | Member's Assembly Contact Person: Paul van Loosdrecht |

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 |

April 26, 2018, 11:00 Seminar room 0.02, ETP | Stefan Huber, TU München Entropic inequalities for continuous-variable quantum information Contact Person: David Gross |

April 23, 2018, 11:00 Seminar Room II.Phys.Inst. | Kerstin Beer, Leibniz Universität Hannover Contextuality and Cohomology Contact Person: David Gross |

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 |

SFB 1238 April 18, 2018, 14:30 Seminar Room II. Physik | Bongju Kim Dimensional study in ultra-thin 3d/4d oxide film. Contact Person: Ionela Lindfors-Vrejoiu | show abstract |

Großes Physikalisches Kolloquium April 17, 2018, 16:45 HS III | Hans Herrmann, ETH Zurich Rotating Matter: The Bearing State |

Statistical Physics Seminar April 17, 2018, 12:00 Conference Room (old building) | Zhi-Jian Fu, Institut für Theoretische Physik, Southwest Jiaotong University Pedestrian Dynamics: Modeling and Experiments Contact Person: Andreas Schadschneider | show abstract |

Condensed Matter Theory Seminar April 16, 2018, 14:30 Seminar Room 0.03, ETP | Andreas Laeuchli, University of Innsbruck Computational Spectroscopy of Quantum Field Theories Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar April 16, 2018, 11:45 Seminar Room 0.03, ETP | Peter Broecker Disentangling and machine learning the many-fermion problem (PhD defense) |

Condensed Matter Theory Seminar April 09, 2018, 16:00 Seminar Room 0.03, ETP | Constantin Schrade, MIT Majorana Superconducting Qubits Contact Person: Alex Altland | show abstract |

Condensed Matter Theory Seminar April 04, 2018, 10:00 Seminar Room 0.03, ETP | Nina del Ser, Cambrige Calculating experimental signatures of Majorana fermions in the Kitaev model Contact Person: Achim Rosch |

SFB 1238 March 28, 2018, 14:30 Seminar room 201, Institute of Physics 2 | Luca Perfetti, Ecole Polytechnique, Paris-Saclay, France Time resolved photoelectrons spectroscopy of novel materials for optoelectronic applications Contact Person: P. van Loosdrecht | show abstract |

SFB 1238 March 21, 2018, 14:30 Seminar room Institute of Physics 2 | Jens Brede , Centro de Física de Materiales, UPV (Spain) On-surface synthesis and magnetic characterization of graphene nanoribbons on top of a two-dimensional magnetic surface alloy Contact Person: N. Atodiresei | show abstract |

March 19, 2018, 16:00 Seminar room 0.03, ETP | John Gracey, University of Liverpool Perturbative and large N computations for critical behaviour of Gross-Neveu models of graphene Contact Person: Michael Scherer | show abstract |

Workshop March 15, 2018, 14:00 Seminarraum Theorie Altbau | Andreas Schadschneider, Institut für Theoretische Physik, Institut für Physikdidaktik Vorstellung Ilias |

Statistical Physics Seminar March 09, 2018, 11:00 Seminarraum Theorie Altbau | Claudio Feliciani, The University of Tokyo, Research Center for Advanced Science and Technology Measurement and numerical modeling of pedestrian flows Contact Person: Andreas Schadschneider | show abstract |

March 06, 2018, 14:00 Seminar room 0.02, ETP | Alvise Bastianello, SISSA, Trieste Moving Impurities & Quantum Sonic Bangs Contact Person: Sebastian Diehl | show abstract |

Condensed Matter Theory Seminar February 28, 2018, 10:00 Seminar Room 0.03, ETP | Eddy Ardonne, Stockholm University Exact (ground) states and zero-modes of interacting Spin and Clock models Contact Person: Simon Trebst | show abstract |

SFB 1238 February 27, 2018, 14:30 SR II. Physik | Davide Bossini, TU Dortmund Femtosecond manipulation of magnets via photoconducted magnons at the edge of the brillouin zone Contact Person: Paul van Loosdrecht |

SFB 1238 February 27, 2018, 15:30 SR Physics II | Yuichiro Ando, Kyoto University Spintronic devices based on topological insulators Contact Person: Yoichi Ando |

Condensed Matter Theory Seminar February 26, 2018, 14:00 Seminar Room 0.03, ETP | Jan Mueller Magnetic Skyrmions and Topological Domain Walls (PhD Defense) |

QM2 - Quantum Matter and Materials February 26, 2018, 11:00 Seminar Room 0.03, ETP | Jairo Sinova, Mainz University Topological Antiferromagnetic Spin-orbitronics: A Dormant Giant Awakens Contact Person: Achim Rosch | show abstract |

Master colloquium February 19, 2018, 12:00 Seminarraum Theoretische Physik (Altbau) | Maike Schön Physical properties of entangled Majorana fermion states on textured surfaces of topological insulators Contact Person: Dmitry Bagrets |

UoC Forum on Interacting Particle Systems February 05, 2018, 10:00 TP seminar room 0.03 | Semyon Klevtsov, Mathematical Institute, Cologne Mathematics of the Fractional Quantum Hall wave functions Contact Person: Joachim Krug | show abstract |

UoC Forum on Interacting Particle Systems February 05, 2018, 11:05 TP seminar room 0.03 | Jean-Sebastian Bernier, University of Bonn Propagation of correlations in dissipative systems: ballistic, diffusive and aging dynamics Contact Person: Joachim Krug | show abstract |

UoC Forum on Interacting Particle Systems February 05, 2018, 14:30 TP seminar room 0.03 | Wojciech de Roeck, KU Leuven Dynamics and slowdown of quantum spin systems Contact Person: Joachim Krug | show abstract |

UoC Forum on Interacting Particle Systems February 05, 2018, 16:20 TP seminar room 0.03 | Sebastian Diehl, ITP From Micro- to Macrophysics in Driven Open Quantum Systems Contact Person: Joachim Krug | show abstract |

UoC Forum on Interacting Particle Systems February 05, 2018, 15:20 TP seminar room 0.03 | Gunter Schütz, FZ Jülich Exact density matrix for the dissipative Heisenberg quantum spin chain Contact Person: Joachim Krug | 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 |

Condensed Matter Theory Seminar February 02, 2018, 14:00 Seminar Room 0.03, ETP | Bjoern Ladewig Non-equilibrium Phase Transitions in the presence of fluctuation less States (Master colloquium) |

January 31, 2018, 16:00 Seminar Room 0.03, ETP | Markus Mueller Could the physical world be emergent instead of fundamental, and why should we ask? Contact Person: D. Gross | show abstract |

Großes Physikalisches Kolloquium January 30, 2018, 16:45 HS III | Pierre Le Doussal, ENS Paris Pinning, growth and memory(ies) Contact Person: Joachim Krug | show abstract |

Condensed Matter Theory Seminar January 26, 2018, 14:00 Seminar Room 0.03, ETP | Denis Golez, University of Fribourg Relaxation dynamics in Mott insulators: the role of collective modes Contact Person: Zala Lenarcic | show abstract |

SFB 1238 January 24, 2018, 14:30 Seminar Room of the Institute of Physics II | Istvan Kezsmarki, Uni Augsburg Unidirectional light propagation in multiferroics and multi-antiferroics Contact Person: Joachim Hemberger | show abstract |

Großes Physikalisches Kolloquium January 23, 2018, 15:00 HS I | Johan Elf, Lund University Kinetics of dCas9 target search in Escherichia coli Contact Person: Tobias Bollenbach |

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 |

Condensed Matter Theory Seminar January 19, 2018, 14:00 Seminar Room 0.03, ETP | Enej Ilievski, University of Amsterdam Hydrodynamic equation for thermodynamic classical and quantum soliton gases Contact Person: Zala Lenarcic | show abstract |

Statistical Physics Seminar January 18, 2018, 17:00 Seminarraum Theoretische Physik (Altbau) | Timothy Halpin-Healy, Barnard College, Columbia University Within & Beyond the Realm of KPZ Contact Person: Joachim Krug | show abstract |

SFB 1238 January 17, 2018, 14:30 Seminar room of the Institute of Physics 2 | Mathias Wickleder, Department of Chemistry, University of Cologne Oxoanionic Compounds Syntheses, Properties, Perspectives Contact Person: M. Braden |

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 |

Condensed Matter Theory Seminar January 12, 2018, 14:00 Seminar Room 0.03, ETP | Carolin Wille, FU Berlin A tensor network approach to topological quantum phases Contact Person: Alex Altland | show abstract |

QM2 - Quantum Matter and Materials January 10, 2018, 14:30 Seminar room of the Institute of Physics II | Stefan Floerchinger, University of Heidelberg Dynamics of entanglement in expanding quantum fields Contact Person: Sebastian Diehl | show abstract |

Großes Physikalisches Kolloquium January 09, 2018, 16:45 HS III | Rupert Huber, Regensburg Faster than a cycle of light Contact Person: Paul van Loosdrecht |

Condensed Matter Theory Seminar December 22, 2017, 15:00 Seminarraum E0.03 | Aris Alexandradinata, Yale Unveiling the hidden topology in the Fermi-surface wavefunction of metals Contact Person: Simon Trebst | show abstract |

SFB 1238 December 21, 2017, 11:00 SR II. Physik | Philip Hofmann, University Aarhus ELECTRONIC STRUCTURE AND ELECTRON DYNAMICS IN TWO-DIMENSIONAL DIRAC MATERIALS Contact Person: Thomas Michely |

Condensed Matter Theory Seminar December 21, 2017, 16:00 Seminarraum E0.03 | Leonardo Mazza, ENS Paris Majorana fermions in particle-conserving settings Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials December 20, 2017, 14:30 Seminar Room of the Institute of Physics II | Igor Boettcher Complex tensor order and quantum criticality in spin-orbit coupled superconductors Contact Person: Sebastian Diehl | show abstract |

Großes Physikalisches Kolloquium December 19, 2017, 16:45 HS III | Christof Wetterich, Heidelberg Quantum Gravity, Dark Energy, and the Origin of the Universe Contact Person: Sebastian Diehl |

Condensed Matter Theory Seminar December 18, 2017, 14:00 Seminar Room 0.03, ETP | Pieter Naaijkens, RWTH Aachen The mathematics of topologically ordered phases Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar December 18, 2017, 16:00 Seminar Room 0.03, ETP | Christian Gogolin, ICFO Barcelona Pure state quantum statistical mechanics - an overview Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar December 15, 2017, 14:00 Seminar Room 0.03, ETP | Yuta Murakami, University of Fribourg Periodic driving of correlated systems: high-harmonic generation in the Mott insulator and parametric phonon excitation in superconductors Contact Person: Zala Lenarcic | show abstract |

Condensed Matter Theory Seminar December 13, 2017, 10:00 Seminar Room 0.03, ETP | Gabor Halasz, KITP Parton constructions and realistic spin models of fracton topological orders Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials December 13, 2017, 14:30 Seminar Room of the Institute of Physics II | Francois Dubin Imaging the Superfluid Crossover of Trapped Two-Dimensional Dipolar Excitons Contact Person: Sebastian Diehl | show abstract |

Condensed Matter Theory Seminar December 07, 2017, 14:00 Seminarraum Alte Theorie | Adam Smith, University of Cambridge Disorder-Free Localization Contact Person: Achim Rosch |

QM2 - Quantum Matter and Materials December 06, 2017, 14:30 Seminar Room of the Institute of Physics II | Lukasz Plucinski, FZ Juelich Band structure engineering in 3D topological insulators Contact Person: Alexander Grueneis |

Großes Physikalisches Kolloquium December 05, 2017, 16:45 HS III | Satya Majumdar, Paris-Sud KPZ story Contact Person: Joachim Krug | show abstract |

Condensed Matter Theory Seminar December 01, 2017, 14:00 Seminar Room 0.03, ETP | Tobias Meng, TU Dresden The gravity of Weyl: tabletop signatures of the mixed axial-gravitational anomaly |

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 |

SFB 1238 November 29, 2017, 14:30 Seminar Room of the Institute of Physics 2 | Cornelius Krellner, Universität Frankfurt Correlated matter: Insights from new materials Contact Person: M. Braden | show abstract |

Condensed Matter Theory Seminar November 28, 2017, 14:00 Seminarraum Kernphysik | Frank Schindler, University of Zurich Higher-order topolectrical circuits Contact Person: Finn Lasse Buessen | 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 |

SFB 1238 November 22, 2017, 14:30 Seminar Room of the Institute of Physics 2 | Harold Zandvliet, University of Twente 1D electron systems studied with scanning tunneling microscopy and spectroscopy Contact Person: T. Michely | show abstract |

QM2 - Quantum Matter and Materials November 22, 2017, 09:30 Seminar Room 147, Institute for Physical Chemistry | Svetlana Mansurova, INAOE Hybrid device structures based on amorphous silicon and organic semiconductors Contact Person: Ann-Christin Schmaedicke | show abstract |

Großes Physikalisches Kolloquium November 21, 2017, 16:45 HS III | Nina Mueller, Institut für Theoretische Physik, Köln Cancer evolution and stochastic modeling of resistance to therapy |

Großes Physikalisches Kolloquium November 21, 2017, 17:15 HS III | Oliver Zingsheim, I. Physik, Uni Köln Rotational spectroscopy: A powerful analytical tool |

Statistical Physics Seminar November 21, 2017, 12:00 Seminar room TP 0.02 | Tirthankar Banerjee, Saha Institute of Nuclear Physics, Kolkata Universality in directed single-file motion in closed heterogeneous landscapes 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 |

Condensed Matter Theory Seminar November 17, 2017, 14:00 Seminar Room 0.03, ETP | Lukas Sieberer, University of Innsbruck Designing quantum paths in adiabatic quantum computing Contact Person: Sebastian Diehl | show abstract |

Condensed Matter Theory Seminar November 16, 2017, 14:00 Seminarraum Altbau Theorie | Ipsita Mandal, MPI-PKS Dresden Critical Fermi Surface: UV/IR mixing and Superconducting Instability Contact Person: Alex Altland | show abstract |

QM2 - Quantum Matter and Materials November 15, 2017, 14:30 Seminar Room of the Institute of Physics 2 | Sabrina Disch, Department Chemie, University of Cologne Magnetic structure on the Nanoscale: Intraparticle Magnetization and Interparticle Interactions Contact Person: P. v. Loosdrecht | show abstract |

Großes Physikalisches Kolloquium November 14, 2017, 16:45 HS III | Bahram Mashhoon, University of Missouri Nonlocal gravity and dark matter Contact Person: Claus Kiefer | show abstract |

SFB 1238 November 13, 2017, 14:00 Seminarroom New Theorie 0.03 | Marko Kralj, Institute of Physics, Zagreb Transferring millimeter sized atomically thin layers: atomic-scale defects and structural modifications Contact Person: Thomas Michely |

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 |

Großes Physikalisches Kolloquium November 07, 2017, 16:45 HS III | Eva Grebel, Heidelberg Dwarf Galaxies - Fossils of Galaxy Evolution Contact Person: Stephanie Walch |

SFB 1238 November 07, 2017, 15:00 SR Kernphysik | Felix Gunkel, FZ Juelich Thermodynamic processes and defect concentration profiles at engineered complex oxide interfaces and surfaces Contact Person: Paul van Loosdrecht | show abstract |

Condensed Matter Theory Seminar November 03, 2017, 14:00 Seminar Room 0.03, ETP | Joaquin E. Drut, University of North Carolina Signal-to-noise issues in non-relativistic matter: from entanglement to thermodynamics Contact Person: Zala Lenarcic | show abstract |

Condensed Matter Theory Seminar October 27, 2017, 14:00 Seminar Room 0.03, ETP | Masahiko Yamada, ISSP, University of Tokyo Crystalline spin-orbital liquids with an emergent SU(4) symmetry Contact Person: Simon Trebst | show abstract |

SFB 1238 October 25, 2017, 14:30 Seminar Room of the Institute of Physics II | Dirk Sander, Max-Planck-Institut für Mikrostrukturphysik, Halle New insights into nanomagnetism and superconductivity by low-temperature scanning tunneling microscopy Contact Person: T. Michely | show abstract |

SFB 1238 October 24, 2017, 13:00 Seminar Room Kernphysik | Peter Milde, TU Dresden Scanning Force Microscopy Investigations of Skyrmions Contact Person: I. Lindfors-Vrejoiu |

Condensed Matter Theory Seminar October 20, 2017, 14:00 Seminar Room 003, ETP | Lukas Janssen A fermionic gauge theory for bosonic deconfined criticality Contact Person: Michael Scherer |

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 |

SFB 1238 October 18, 2017, 14:30 Seminar Room of the Institute of Physics 2 | Christian Hess, IFW Dresden Resonantly enhanced quasiparticle interference and superconductivity in LiFeAs: evidence for q~0 bosonic modes Contact Person: P. van Loosdrecht | show abstract |

Statistical Physics Seminar October 18, 2017, 16:00 Seminar room of the Institute of Physics II | Martin Greiner, Aarhus University The benefit of cooperation in a simplified highly renewable European electricity infrastructure Contact Person: Dirk Witthaut | show abstract |

Großes Physikalisches Kolloquium October 17, 2017, 16:45 HS III | Paolo Giubellino, FAIR Darmstadt FAIR - The Universe in the Laboratory Contact Person: Andreas Zilges |

Condensed Matter Theory Seminar October 13, 2017, 14:00 Seminar Room 0.03, ETP | Falko Pientka, Harvard University Transport phenomena of neutral excitations in interacting 2d systems |

SFB 1238 October 09, 2017, 13:00 Seminar room Institute of physics 2 | Tim Wehling, Universität Bremen Electronic Interactions in Two-Dimensional Materials Contact Person: T. Michely | show abstract |

Lehrerfortbildung October 06, 2017, 14:00 Seminarraum 0.03 (Neubau) | A. Schulz, A. Schadschneider, Universität zu Köln Lehrerfortbildung Physik/Astronomie Contact Person: Andreas Schadschneider | show abstract |

Statistical Physics Seminar October 05, 2017, 10:00 Seminar Room 0.03, ETP | Simon Lee Dettmer Stochastic inference from snapshots of the non-equilibrium steady state: the asymmetric Ising model and beyond (PhD Defense) Contact Person: Simon Lee Dettmer |

SFB 1238 September 28, 2017, 11:00 Seminar room of the Institute of Physics 2 | Jeison A. Fischer, MPI Halle Exchange-driven non-collinear magnetism in nanostructures studied by spin polarized-STM Contact Person: T. Michely |

SFB 1238 September 27, 2017, 14:30 Seminar room Institute of physics 2 | Taner Esat, Peter-Gruenberg-Institut Juelich A chemically driven quantum phase transition in a two-molecule Kondo system Contact Person: T. Michely | show abstract |

QM2 - Quantum Matter and Materials September 26, 2017, 14:30 Seminar Room 0.03, ETP | Andrei Marshakov, Skoltech, Moscow Modern applications of 2d CFT Contact Person: Semyon Klevtsov |

September 06, 2017, 15:00 Seminar 0.02, theory building | Marco Tulio, University of Tokyo How to invert an unitary? Contact Person: David Gross | show abstract |

Condensed Matter Theory Seminar August 24, 2017, 14:00 Seminar Room 0.03, ETP | Kazumasa Hattori, Tokyo Metropolitan University Multiorbital superconductors and local nodal cooper pairs Contact Person: Achim Rosch |

SFB 1238 July 26, 2017, 14:00 Seminar Room of the Institute of Physics II | Markus Kriener, RIKEN Center for Emergent Matter Science, Japan Doping into the polar semiconductor GeTe: From nanoscale magnetic phase separation to superconductivity Contact Person: Thomas Lorenz |

Condensed Matter Theory Seminar July 21, 2017, 14:00 Seminar room 0.03, ETP | Tomáš Bzdušek, ETH Zürich Bringing order to the zoo of band structure nodes Contact Person: Maria Hermanns |

SFB 1238 July 21, 2017, 15:00 Seminar room THP 'Altbau' | Udai Raj Singh, Institute for Nanostructure and Solid State Physics, University of Hamburg Spectroscopic-Imaging and Spin-Polarized STM Studies of Superconductivity, Nematicity and Magnetism in 11-Iron Chalcogenide Superconductors Contact Person: T. Michely |

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 |

SFB 1238 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 |

Condensed Matter Theory Seminar July 14, 2017, 14:00 Seminar Room 0.03, ETP | Chris Hooley, University of St. Andrews Feynman path integrals over matrix product states: insights into unconventional phase transitions |

QM2 - Quantum Matter and Materials July 12, 2017, 14:30 Seminar Room of the Institute of Physics II | Karsten Flensberg, Niels-Bohr-Institute, Copenhagen Majorana wires: towards non-local quantum states Contact Person: Altland / Trebst |

Condensed Matter Theory Seminar July 07, 2017, 14:00 Seminar Room 0.03 ETP | Maximilian Genske PhD Defense |

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 |

Leibniz Group Seminar July 06, 2017, 10:00 seminar room, theoretical physics (215) | Christopher Max, University of Cologne A KKR-theoretical approach to the bulk-boundary correspondence of topological insulators and superconductors, part II Contact Person: Alexander Alldridge |

July 06, 2017, 16:00 Theorie Neubau | Hakop Pashayan, University of Sydney From estimation of quantum probabilities to simulation of quantum circuits Contact Person: David Gross |

QM2 - Quantum Matter and Materials July 05, 2017, 14:30 Seminar Room of the Institute of Physics II | Jan Carl Budich, University of Innsbruck Topological Quantum Matter far from Equilibrium Contact Person: Sebastian Diehl | 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 |

Leibniz Group Seminar June 29, 2017, 10:00 seminar room, theoretical physics (215) | Christopher Max, University of Cologne A KKR-theoretical approach to the bulk-boundary correspondence of topological insulators Contact Person: Alexander Alldridge |

June 29, 2017, 16:00 Seminar room, Theory Building | Rafael Chaves, Natal Quantum violations of the Instrumental Inequality Contact Person: David Gross |

SFB 1238 June 28, 2017, 14:30 Seminar Room of the Institute of Physics II | Eran Sela, Tel Aviv University Majorana States in the Coulomb Blockade Regime – Signatures and Applications Contact Person: Simon Trebst | 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 |

Thesis Defense June 26, 2017, 10:00 Conference room TP 0.02 | Sebastian Pitikaris , DLR Local Mechanical Properties of Granular Media Contact Person: Matthias Sperl | 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 |

June 23, 2017, 14:00 Seminarroom 0.02, ETP | Masahito Hayashi, Nagoya University Verification of Measurement-Based Quantum Computation Contact Person: David Gross | show abstract |

QM2 - Quantum Matter and Materials June 21, 2017, 14:30 Seminar Room of the Institute of Physics II | Karen Michaeli, Weizmann Institute of Science Superconductivity in the Presence of Spin-Orbit Coupling — Old Dog, New Tricks Contact Person: Simon Trebst | show abstract |

Statistical Physics Seminar June 20, 2017, 12:00 Seminarraum 0.02 (Neubau) | Petros Polichronidis, Universitaet Duisburg-Essen Analysis, modelling and simulation of the traffic kinematics of parades, using the Rose Monday parade in Cologne as the example Contact Person: Andreas Schadschneider | show abstract |

Condensed Matter Theory Seminar June 16, 2017, 14:00 0.03 ETP | Mikael Fremling, University of Maynooth Composite Fermion Fermi liquid and the half-filled Landau level Contact Person: Maria Hermanns |

SFB 1238 June 14, 2017, 14:30 Seminar Room of the Institute of Physics II | Urs Staub, Paul Scherrer Institute Ultrafast manipulation of magnetic, electronic and crystal structure Contact Person: Markus Braden | 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 |

Condensed Matter Theory Seminar June 02, 2017, 14:00 Seminar Room 0.03, ETP | Nikolai Kiselev, Peter Gruenberg Institut and Institute for Advanced Simulation 3D magnetic textures in chiral magnets Contact Person: Jan Mueller |

SFB 1238 May 31, 2017, 14:30 Seminar Room of the Institute of Physics II | Nadine Hauptmann, Universität Nijmegen 2D materials and nano-scale skyrmions investigated by spin-resolved scanning probe microscopies Contact Person: T. Michely |

Statistical Physics Seminar May 30, 2017, 12:00 Conference room TP 0.02 | Sebastian Pitikaris, DLR Local Mechanical Properties of Granular Media Contact Person: Andreas Schadschneider | 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 |

SFB 1238 May 24, 2017, 14:30 Seminar Room of the Institute of Physics II | Marco Moretti, ESRF, Grenoble Magnetic and orbital excitations studied by x-rays Contact Person: M. Grüninger |

Statistical Physics Seminar May 23, 2017, 12:00 TP conference room 0.02 | Parongama Sen, University of Calcutta An empirical analysis of the Ebola outbreak using an Euclidean network model Contact Person: Joachim Krug | show abstract |

SFB 1238 May 22, 2017, 15:30 SR alte Theorie | Igor Mazin Molecular orbitals vs relativistic orbitals in t2g honeycomb lattics: SrRu206 as compared to Na2Ir03, RuC13, and Li2Ru03 Contact Person: Daniel Khomskii |

Condensed Matter Theory Seminar May 22, 2017, 10:00 Seminarraum E0.02 | Christoph Berke, TU Dresden Weyl semimetal on the pyrochlore lattice Contact Person: Simon Trebst | 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 |

Leibniz Group Seminar May 18, 2017, 10:00 seminar room, theoretical physics (215) | Marcel Zimmer, University of Cologne A Noncommutative Geometry Approach for Disordered Topological Crystalline Insulators Contact Person: Alexander Alldridge |

SFB 1238 May 17, 2017, 14:30 Seminar Room of the Institute of Physics II | Je-Geun Park , Seoul National University Opportunities and challenges of two-dimensional magnetic van der Waals materials: magnetic graphene? Contact Person: Daniel Khomskii |

QM2 - Quantum Matter and Materials May 16, 2017, 14:30 Seminar Room of the Institute of Physics II | Kamran Behnia, ESPCI ParisTech Berry Curvature and entropy flow in Mn3Sn, a non-collinear magnet metal with Weyl nodes Contact Person: Joachim Hemberger |

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 |

SFB680 May 11, 2017, 11:00 Conference Room 2 | Rosalind Allen, University of Edinburgh Growth-dependent action of cell-wall targeting antibiotics |

SFB 1238 May 10, 2017, 14:30 Seminar Room of the Institute of Physics II | Xiao Lin, University of Cologne Unconventional superconductivity and strange metallicity in SrTiO3 Contact Person: Joachim Hemberger |

SFB680 May 10, 2017, 17:00 Conference Room 2, | Akos Kovacs, Friedrich Schiller Universität, Jena Division of labor and evolution of autonomy in bacterial biofilms |

Leibniz Group Seminar May 04, 2017, 10:00 seminar room, theoretical physics (215) | Prof. Martin Zirnbauer, Institute for Theoretical Physics, University of Cologne Coset CFT construction for plateau transitions Contact Person: Alexander Alldridge |

SFB 1238 May 03, 2017, 14:30 Seminar Room of the Institute of Physics II | Jeroen van den Brink, IFW Dresden Josephson Currents Induced by the Witten Effect Contact Person: M. Grüninger |

SFB680 May 03, 2017, 17:00 Conference Room 2, | Richard Neher, Universität Basel Within-host evolution of HIV |

May 02, 2017, 13:00 Seminar room 0.03, ETP | Igor Herbut, Simon Fraser University, Canada Non-fermi liquids, fixed point collisions, and tensorial order in grey tin and in some popular field theories Contact Person: Michael Scherer | show abstract |

QM2 - Quantum Matter and Materials April 26, 2017, 14:30 Seminar Room 0.03, ETP | Roger Melko, University of Waterloo, Perimeter Institute Quantum machine learning Contact Person: Simon Trebst |

SFB 1238 April 25, 2017, 14:00 conference room old Theory | Julius Janusonis Magnetoelastic excitations in ferromagnetic films Contact Person: Paul van Loosdrecht |

QM2 - Quantum Matter and Materials April 19, 2017, 14:30 Seminar room of the Institute of Physics II | Marco Schiro Quantum Many Body Physics with Strongly Interacting Matter and Light Contact Person: Jamir Marino | show abstract |

SFB680 April 19, 2017, 17:00 Conference Room 2 | Gavin J. Sherlock, Stanford University Population Dynamics, Beneficial Mutations and Evolutionary Trade-offs in Yeast |

SFB 1238 April 12, 2017, 14:30 Seminar Room of the Institute of Physics II | Daniele Fausti, University Triest Elettra Optical control and quasiparticle witnessing in strongly correlated electron systems Contact Person: Paul van Loosdrecht |

Statistical Physics Seminar April 11, 2017, 14:00 Institute for theoretical Physics (New Building), Room 0.01 | Malte Schröder, Max Planck Institute for Dynamics and Self-Organization Göttingen Network formation by individual decisions: Mapping global optimization to local percolation Contact Person: Dirk Witthaut | show abstract |

QM2 - Quantum Matter and Materials April 05, 2017, 14:30 Seminar Room of the Institute of Physics II | Sergej Moroz Topological order, symmetry, and Hall response of two-dimensional spin-singlet superconductors Contact Person: Sebastian Diehl |

QM2 - Quantum Matter and Materials April 03, 2017, 14:00 Seminar Room 0.03, ETP | Peter Prelovsek Many-body localization - search for an ideal nonequilibrium system Contact Person: Zala Lenarcic | show abstract |

Condensed Matter Theory Seminar March 31, 2017, 14:00 Seminar Room 0.03, ETP | Jan Attig, University of Cologne Classical Spin Spirals in Frustrated Magnets from Free-Fermion Band Topology |

SFB 1238 March 29, 2017, 14:30 Seminar Room of the Institute of Physics II | Vladislav Kataev, IFW Dresden Spin-orbit coupling effects in complex iridium oxides as seen by high-field ESR spectroscopy Contact Person: T. Lorenz | show abstract |

Condensed Matter Theory Seminar March 17, 2017, 14:00 Seminar Room 0.03, ETP | Nicola Wurz, University of Bonn Imprinting Spin Spirals into an Ultracold Fermi Gas Contact Person: Achim Rosch |

Condensed Matter Theory Seminar March 16, 2017, 10:00 Seminar Room 0.03, ETP | Masahiko G. Yamada Designing Kitaev spin liquids in metal-organic frameworks Contact Person: Maria Hermanns |

Condensed Matter Theory Seminar March 15, 2017, 10:00 Seminar Room 0.03, ETP | Laura Baez, FU Berlin Numerical treatment of spin systems with unrestricted spin length S: A functional renormalization group study Contact Person: Simon Trebst |

SFB 1238 March 15, 2017, 14:30 Seminar Room of the Institute of Physics II | Dmitry Novoselov Correlation effects and phonon modes softening with doping in Ba1-xKxBiO3 Contact Person: D. Khomskii |

SFB 1238 March 08, 2017, 14:30 Seminar Room of the Institute of Physics II | Pantelis Bamboulis , Uni Twente, NL Structure and Dynamics of 2D Material Confined Water Contact Person: T. Michely |

Condensed Matter Theory Seminar March 02, 2017, 10:00 Seminar Room 0.03, ETP | Ciaran Hickey, University of Toronto Chiral Magnetic and Topological Order in Mott Insulators Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials March 01, 2017, 14:30 Seminar Room of the Institute of Physics II | Michael Knap, TU Munich Nonequilibrium dynamics in diffusive many-body systems: from scrambling to heating Contact Person: Jamir Marino | show abstract |

TR 183 March 01, 2017, 10:00 Seminar Room 0.03, ETP | Sid Parameswaran, UC Irvine Symmetry, Topology, and Response in Semimetals Contact Person: Simon Trebst | show abstract |

SFB 1238 February 22, 2017, 14:30 Seminar Room of the Institute of Physics II | Juergen Braun , LMU München Correlation, temperature and dynamical aspects: recent developments in the one-step description of angle-resolved photoemission Contact Person: P. van Loosdrecht |

Statistical Physics Seminar February 21, 2017, 14:00 Seminarraum Theoretische Physik (Altbau) | Reik Donner, Potsdam Institute for Climate Impact Research Functional network analysis: Using complex network theory to characterize multivariate or spatially distributed time series Contact Person: Joachim Krug | show abstract |

Statistical Physics Seminar February 21, 2017, 12:00 Seminarraum Theoretische Physik (Altbau) | Adrian Odenweller, University of Cologne Coupled complex network analysis of extreme precipitation in the Asian monsoon region Contact Person: Joachim Krug |

Condensed Matter Theory Seminar February 10, 2017, 14:00 Seminar Room 0.03, ETP | Terenz Feng Moving Majorana States in 1d p-wave Superconductors |

Condensed Matter Theory Seminar February 07, 2017, 16:00 Seminar Room 0.03, ETP | Shunji Matsuura, Niels Bohr Institute Charged entanglement entropy in SPT and SET phases Contact Person: Achim Rosch | 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 |

Condensed Matter Theory Seminar February 02, 2017, 12:30 Seminar Room (I. Physik/Astrophysics) | Max Hering, FU Berlin Functional-renormalization-group analysis of Dzyaloshinsky-Moriya and Heisenberg spin interactions on the kagome lattice Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials February 01, 2017, 14:30 Seminar Room of the Institute of Physics II | Bjoern Trauzettel, University of Wuerzburg Chiral anomaly in real space from stable fractional charges at the edge of a quantum spin Hall insulator Contact Person: Alex Altland | show abstract |

Großes Physikalisches Kolloquium January 31, 2017, 16:45 HS III | Peter Thirolf, Ludwig-Maximilians-Universitaet Muenchen Direct Detection of the Elusive 229Thorium Isomer: Milestone Towards a Nuclear Clock |

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 |

Condensed Matter Theory Seminar January 27, 2017, 14:00 Seminar Room 0.03, ETP | Michael Kastoryano, Niels Bohr International Academy New tools from Quantum Information Theory for the analysis of Many body systems Contact Person: Achim Rosch | show abstract |

SFB 1238 January 25, 2017, 14:30 Seminar Room of the Institute of Physics II | Matthias Punk, LMU Munich Quantum critical points in metals: non-Fermi liquids and their field theoretical description Contact Person: Simon Trebst | show abstract |

Großes Physikalisches Kolloquium January 24, 2017, 16:45 HS III | Klaus Mecke und Aura Heydenreich, Universität Erlangen-Nürnberg Kosmo-Poetik: Was haben Physik und Literatur sich zu erzählen? |

Condensed Matter Theory Seminar January 23, 2017, 13:00 Seminar Room 0.03, ETP | Fernando Pastawski, FU Berlin Holographic quantum error correcting codes: geometry as a structure of information Contact Person: Achim Rosch |

Condensed Matter Theory Seminar January 23, 2017, 16:00 Seminar room, Theoretical Physics | Christine Muschik, University of Innsbruck Real-time dynamics of lattice gauge theories with a few-qubit quantum computer Contact Person: Achim Rosch | show abstract |

Condensed Matter Theory Seminar January 20, 2017, 14:00 Seminar Room 0.03, ETP | Max Gerlach Quantum Monte Carlo studies of a metallic spin-density wave transition |

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 |

Condensed Matter Theory Seminar January 19, 2017, 14:00 Seminar Room, Institute for Theoretical Physics (Main Building) | Yuval Vinkler, FU Berlin Time Reversal Symmetric Topological Josephson Junction with a Spin Impurity Contact Person: Achim Rosch |

SFB 1238 January 18, 2017, 14:30 Seminar Room of the Institute of Physics II | Xenophon Zotos, University of Crete Novel view on the dynamics of a 1D and 2D prototype quantum many body system Contact Person: P. van Loosdrecht | show abstract |

Condensed Matter Theory Seminar January 16, 2017, 10:30 Seminar Room 0.03, ETP | Johannes Waizner Spin wave excitations in magnetic helices and skyrmion lattices |

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 |

Condensed Matter Theory Seminar January 13, 2017, 14:00 Seminar Room 0.03, ETP | Yasuhiro Tada, ISSP, Tokyo University Cooper pairing in gauged fermion models for superconductivity Contact Person: Achim Rosch |

Großes Physikalisches Kolloquium January 10, 2017, 16:45 HS III | Andreas Burkert, Ludwig-Maximilians-Universitaet Muenchen The origin and dynamics of high-redshift disk galaxies |

TR 183 December 20, 2016, 10:00 Seminarroom 0.02, ETP | Markus Heinrich, Friedrich-Schiller-Universität Jena Surface states in holographic Weyl semimetals Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar December 16, 2016, 14:00 Seminar Room 0.03, ETP | Karin Everschor, University of Mainz Production of magnetic textures via spin currents Contact Person: Achim Rosch | 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 |

Condensed Matter Theory Seminar December 09, 2016, 14:00 Seminar Room 0.03, ETP | Yasir Iqbal, University of Wuerzburg Intertwined nematic orders in a frustrated ferromagnet Contact Person: Finn Lasse Buessen | show abstract |

QM2 - Quantum Matter and Materials December 08, 2016, 16:00 Seminar Room 0.03, ETP | Mikhail Katsnelson, University of Nijmegen Gauge fields and strain engineering in graphene Contact Person: George Marinescu | show abstract |

SFB 1238 December 07, 2016, 14:30 Seminar Room of the Institute of Physics II | Titus Neupert, University of Zurich One-dimensional edge modes of three-dimensional topological insulators Contact Person: Simon Trebst | show abstract |

Leibniz Group Seminar December 07, 2016, 12:00 seminar room K0.01, theory annex | Journal Club / Dice seminar The limits of Matrix Product State models Miguel Navascues, Tamas Vertesi Contact Person: Alexander Alldridge | show abstract |

Großes Physikalisches Kolloquium December 06, 2016, 16:45 HS III | Sebastian Diehl, University of Cologne Driven Open Quantum Systems: From Micro- to Macrophysics |

Condensed Matter Theory Seminar December 02, 2016, 14:00 Seminar room 0.03, ITP | Stefan Wessel, RWTH Aachen Excitation Modes and Gap Scaling near Quantum Critical Dimerized Antiferromagnets Contact Person: Peter Broecker | show abstract |

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 |

Condensed Matter Theory Seminar November 25, 2016, 14:00 Seminar Room 0.03, ETP | Junichi Iwasaki, University of Tokyo Deformation of Skyrmion Crystal under Strain and under Driving Current Contact Person: Achim Rosch | show abstract |

SFB 1238 November 23, 2016, 14:30 Seminar Room of the Institute of Physics II | Bernd Buechner, IFW Dresden Anisotropic Magnetism and Spin Gap in alpha-RuCl3 Contact Person: Markus Braden | show abstract |

QM2 - Quantum Matter and Materials November 23, 2016, 16:00 Lecture Hall VIII, Main Building | Steve Zelditch, Northwestern University How to fill a domain with quantum states in quantum Hall problems Contact Person: George Marinescu | show abstract |

Großes Physikalisches Kolloquium November 22, 2016, 16:45 HS III | Giulio Biroli, Institut de Physique Theorique, CEA Saclay Non-Linear Responses, Soft-Modes and the True Nature of Glasses |

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 |

Großes Physikalisches Kolloquium November 08, 2016, 16:45 HS III | Tobias Bollenbach, University of Cologne Quantitative approaches to antibiotic resistance evolution |

Condensed Matter Theory Seminar November 04, 2016, 14:00 Seminar Room 0.03, ETP | Samuel Bieri, ETH Zurich / Sorbonne Quantum spin liquids in frustrated magnets Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials November 02, 2016, 14:30 Seminar room of the Institute of Physics II | Sebastian Loth, MPI Harnessing quantum effects in atom-sized antiferromagnets Contact Person: Thomas Michely | show abstract |

BCGS October 28, 2016, 16:30 Lecture Hall II | Udo Seifert, University of Stuttgart Stochastic thermodynamics: From principles to the cost of precision Contact Person: Johannes Berg | show abstract |

QM2 - Quantum Matter and Materials October 26, 2016, 14:30 Seminar Room of the Institute of Physics II | Michael Kiessling, Rutgers University On the quantum mechanics of a single photon Contact Person: Markus Kunze | show abstract |

Leibniz Group Seminar October 26, 2016, 12:00 seminar room K0.01, theory annex | Wei Zhong-Chao, ITP, Cologne Search for a unified principle for sign-problem-free quantum Monte Carlo Contact Person: Alexander Alldridge | show abstract |

Großes Physikalisches Kolloquium October 25, 2016, 16:45 HS III | Achim Schwenk, TU Darmstadt From nuclear forces to neutron stars |

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 |

SFB 1238 October 19, 2016, 14:30 Seminar Room of the Institute of Physics II | Tusharkanti Dey, University of Augsburg Possible materials for realization of (i) Heisenberg-Kitaev physics in triangular lattice and (ii) excitonic magnetism Contact Person: T. Lorenz | show abstract |

Condensed Matter Theory Seminar October 17, 2016, 16:00 Seminarroom 0.02, ETP | Rosario Fazio, ICTP, Trieste Steady state phase diagram of driven-dissipative systems Contact Person: Jamir Marino | show abstract |

Condensed Matter Theory Seminar October 14, 2016, 14:00 Seminar Room 0.03, ETP | Alex Kruchkov, Ecole Polytechnique Federale de Lausanne Quantum Lightsaber: condensation of light in an ultrathin tube Contact Person: Achim Rosch | show abstract |

QM2 - Quantum Matter and Materials October 13, 2016, 14:00 Seminar Room of the Institute of Physics II | Hiroki Isobe, MIT Interlayer pairing symmetry of composite fermions in quantum Hall bilayers Contact Person: Yoichi Ando | show abstract |

October 12, 2016, 11:00 Seminarroom 0.02, ETP | Zeljka Stojanac, Universität Bonn Low-rank tensor recovery via Iterative Hard Thresholding algorithm |

Condensed Matter Theory Seminar October 07, 2016, 14:00 Seminar Room 0.03, ETP | Leon Schoonderwoerd, University of Amsterdam Tensor network algorithms for 1D spin chains: DMRG and entanglement entropy minimization Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials October 05, 2016, 14:30 Seminar room of the Institute of Physics II | Leonhard Grill, University of Graz Assembly and characterization of single functional molecules on surfaces Contact Person: Alexander Grueneis | show abstract |

SFB 1238 October 04, 2016, 16:30 HS III | Hidenori Takagi, MPI Stuttgart Opening Colloquium SFB 1238 Contact Person: Simon Trebst |

Gravitation & Relativity Seminar September 23, 2016, 10:00 TP conference room 0.01 | Subrata Dev, S.N. Bose National Centre for Basic Sciences, Kolkata, India Optimal conditions of external medium and intracellular environment for efficient chemotactic performance in E. coli Contact Person: Joachim Krug | show abstract |

QM2 - Quantum Matter and Materials September 22, 2016, 14:00 Seminar Room of the Institute of Physics II | Masatoshi Sato, Kyoto University Nonsymmorphic Symmetry and New Topological Phases Contact Person: Yoichi Ando | show abstract |

QM2 - Quantum Matter and Materials September 21, 2016, 14:30 Seminar room of the Institute of Physics II | Wulf Wulfhekel, KIT Molecular systems for spintronics and mechatronics Contact Person: Thomas Michely |

September 21, 2016, 15:00 Seminarroom 0.02, ETP | Chau Nguyen, MPI Dresden A geometric approach to quantum steerability Contact Person: David Gross | show abstract |

September 08, 2016, 15:00 Seminarroom 0.02, ETP | Thomas Nutz, Imperial College London Efficient benchmarking of photonic cluster state sources Contact Person: David Gross | show abstract |

August 15, 2016, 15:00 Seminarroom 0.02, ETP | Mateus Araujo, University of Vienna A purification postulate for quantum mechanics with no causal order Contact Person: David Gross | show abstract |

Condensed Matter Theory Seminar July 22, 2016, 14:00 Seminar room 0.03, ETP | Laura Classen, University of Heidelberg Interplay between magnetism, superconductivity, and orbital order in 5-pocket model for iron-based superconductors |

Leibniz Group Seminar July 21, 2016, 10:15 Seminar room, theory building | Margherita Disertori, Hausdorff Centre for Mathematics, Bonn History dependent stochastic processes and nonlinear sigma models Contact Person: Martin Zirnbauer | link | show abstract |

QM2 - Quantum Matter and Materials July 21, 2016, 10:00 Seminarroom 0.01, ETP | Mohammad Faghfoor Maghrebi, University of Maryland Steady states and dynamics in many-body driven-dissipative systems Contact Person: Sebastian Diehl | show abstract |

Condensed Matter Theory Seminar July 20, 2016, 16:00 Seminarroom 0.02, ETP | Dario Poletti, Singapore University of Technology and Design Geometry of system-bath coupling and gauge fields in bosonic ladders: manipulating currents and driving phase transitions Contact Person: Jamir Marino | 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 |

Condensed Matter Theory Seminar July 15, 2016, 14:00 Seminar Room 0.03, ETP | Christian Faber and Matthias Pukrop Bachelor colloquia Contact Person: Achim Rosch |

QM2 - Quantum Matter and Materials July 13, 2016, 11:00 Seminar Room 0.02, ETP | Michael Ziese, Leipzig University Magnetic and Magnetotransport Properties of Superlattices with Ultrathin SrRuO3 Layers Contact Person: Ionela Verjoiu | show abstract |

July 13, 2016, 16:00 Seminar 0.02, theory building | Keith Lee, University of Waterloo Quantum algorithms, quantum field theory, and computational complexity Contact Person: David Gross |

Condensed Matter Theory Seminar July 12, 2016, 14:00 Seminar room 0.03, ETP | Markus Mueller, Paul-Scherrer Institut On many-body mobility edges in interacting systems Contact Person: Philipp Strack | show abstract |

Thesis Defense July 11, 2016, 16:00 Seminar Room 0.03, ETP | Fanny Groll Diversity and Stability in Food Webs - Impacts of Non-Equilibrium Dynamics, Topology and Variation Contact Person: Fanny Groll |

Condensed Matter Theory Seminar July 08, 2016, 14:00 Seminar Room 0.03, ETP | Halil Cakir, University of Heidelberg Dynamics of the Transverse Field Ising Chain after a Sudden Quench Contact Person: Simon Trebst | show abstract |

Leibniz Group Seminar July 07, 2016, 10:15 Theory building | Joanna Meinel, University of Bonn The affine nilTemperley-Lieb algebra and combinatorics of circular particle configurations Contact Person: Alexander Alldridge | show abstract |

Condensed Matter Theory Seminar July 06, 2016, 16:00 Seminar room 0.02, ETP | Cedric Beny, Hannover Tensor networks and AdS/CFT Contact Person: David Gross | show abstract |

Großes Physikalisches Kolloquium July 05, 2016, 16:45 HS III | Holger Sierks , Max Planck Institute for Solar System Research Nucleus and activity of Comet 67P through the eyes of the ROSETTA/OSIRIS cameras Contact Person: Simon Trebst | 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 |

Condensed Matter Theory Seminar June 30, 2016, 11:00 Seminar room 0.01, ETP | Marcello Dalmonte, University of Innsbruck Effects of clustering in soft-shoulder Hubbard models: from supersymmetric critical points to unconventional quantum liquid. Contact Person: Jamir Marino | show abstract |

Condensed Matter Theory Seminar June 30, 2016, 12:00 Seminar Room 0.03, ETP | Darshan Joshi, TU Dresden Coupled-dimer magnets: From Heisenberg to Kitaev Contact Person: Achim Rosch |

Leibniz Group Seminar June 30, 2016, 10:15 Theory building, 1.04 or 2.04 | Journal Club / Dice seminar Two Lectures On The Jones Polynomial And Khovanov Homology Edward Witten Contact Person: Alexander Alldridge | link |

QM2 - Quantum Matter and Materials June 29, 2016, 14:30 Seminar room of the Institute of Physics II | Qimiao Si, Rice University Frustrated Magnetism and Superconductivity in Iron Pnictides and Chalcogenides |

QM2 - Quantum Matter and Materials June 28, 2016, 16:00 Seminar Room Kernphysik | Mukul Laad, University of Chennai A First-Principles Correlated Approach to the Normal State of Layered Strontium Ruthenate Contact Person: Simon Trebst | show abstract |

Gravitation & Relativity Seminar June 28, 2016, 12:30 TP conference room 0.02 | Juliane Weber, Institute of Energy and Climate Research, FZ Jülich Statistical features of wind determining the storage need in a fully renewable energy system Contact Person: Joachim Krug |

Condensed Matter Theory Seminar June 24, 2016, 14:00 Seminar Room 0.03, ETP | Elio Koenig, University of Wisconsin, Madison Anomalous Hall effect in topological insulators and superconductors Contact Person: Dmitry Bagrets | show abstract |

Leibniz Group Seminar June 23, 2016, 10:15 Theory building | Martin Zirnbauer, ITP UoC From the Chalker-Coddington model to the conformal field theory of the IQHE plateau transition Contact Person: Alexander Alldridge |

Großes Physikalisches Kolloquium June 21, 2016, 16:45 HS III | Norbert Pietralla, TU Darmstadt Nuclei in the Sky – Novel Large-Scale Experiments on Natural Nucleosynthesis et al. Contact Person: Simon Trebst | 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 |

Condensed Matter Theory Seminar June 17, 2016, 14:00 Seminar room 0.03, ETP | Alexander Glaetzle, University of Innsbruck Designing Quantum Spin Models with Laser-Dressed Rydberg Atoms |

Leibniz Group Seminar June 16, 2016, 10:15 Meeting room, theory building, 1.04 | Journal Club / Dice seminar Geometric models of matter M.F. Atiyah, N.S. Manton, and B.F. Schroers Contact Person: Alexander Alldridge | link | show abstract |

QM2 - Quantum Matter and Materials June 15, 2016, 14:30 Seminar room of the Institute of Physics II | Alexander Ako Khajetoorians, Radboud University Spin sensing and magnetic design at the single atom level Contact Person: Thomas Michely |

QM2 - Quantum Matter and Materials June 14, 2016, 14:00 HS II, Institute of Physics | Grace Lu, USC Los Angeles Semiconductor and Magnetic Nanowires Contact Person: Achim Rosch |

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 |

Condensed Matter Theory Seminar June 10, 2016, 14:00 Seminar Room 0.03, ETP | Yin-Chen He, MPI-PKS Dresden Spin liquids on kagome lattice and symmetry protected topological phase Contact Person: Simon Trebst | show abstract |

Leibniz Group Seminar June 09, 2016, 10:00 Theory building, 1.04 | Lorenz Mayer, BCGS, University of Bonn Example of a topological insulator of class AIII in three dimensions Contact Person: Alexander Alldridge |

Großes Physikalisches Kolloquium June 07, 2016, 16:45 HS III | Christian Schroer, DESY Mikroskopie mit kohärenter Röntgenstrahlung: Kristallographie des Nichtkristallinen Contact Person: Simon Trebst | show abstract |

Condensed Matter Theory Seminar June 03, 2016, 14:00 Seminar room 0.03, ETP | Anne Nielsen, MPI-PKS Dresden Fractional quantum Hall physics in lattice systems |

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 |

Leibniz Group Seminar June 02, 2016, 10:15 New building, 1.04 | Journal Club / Dice seminar Quantum integrable systems Jasper Stokman Contact Person: Alexander Alldridge | link |

QM2 - Quantum Matter and Materials June 01, 2016, 14:30 Seminar room of the Institute of Physics II | Ruslan Temirov, FZ Juelich Manipulation and control of molecular degrees of freedom with a scanning probe microscope Contact Person: Thomas Michely |

QM2 - Quantum Matter and Materials May 25, 2016, 14:30 Seminar Room, Institute of Physics II | Bernard Kippelen, Georgia Institute of Technology Organic Electronics: Finding Simplicity in Complexity Contact Person: Klaus Meerholz | show abstract |

Großes Physikalisches Kolloquium May 24, 2016, 16:45 HS III | Pascale Ehrenfreund, DLR Cosmic carbon chemistry and the signatures of life in our solar system Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials May 18, 2016, 14:30 Seminar Room of the Institute of Physics II | Claus Schneider, FZ Juelich JuSPARC - Probing the solid state at ultrafast timescales Contact Person: Paul van Loosdrecht | show abstract |

Condensed Matter Theory Seminar May 18, 2016, 11:00 Seminar Room 0.03, ETP | Lukas Janssen, TU Dresden Spontaneous breaking of Lorentz symmetry in QED3 Contact Person: Dietrich Roscher | show abstract |

Leibniz Group Seminar May 18, 2016, 09:30 SR 0.03 (new building) | Zhong-Chao Wei, Chinese Academy of Sciences, Beijing Majorana Reflection Positivity With Applications In Strongly Correlated Systems Contact Person: Alexander Alldridge | 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 |

Condensed Matter Theory Seminar May 13, 2016, 14:00 Seminar Room 0.03, ETP | Tomaz Prosen, University of Ljubljana Integrability of a deterministic cellular automaton driven by stochastic boundaries Contact Person: Zala Lenarcic | show abstract |

Leibniz Group Seminar May 12, 2016, 10:15 Meeting room, extension building, 1.04 | Journal Club / Dice seminar Many body localization and thermalization in quantum statistical mechanics Rahul Nandkishore and David A. Huse Contact Person: Alexander Alldridge | link | show abstract |

QM2 - Quantum Matter and Materials May 11, 2016, 14:30 Seminar Room of the Institute of Physics II | Hendrik Bluhm, RWTH Aachen Spin qubits in GaAs quantum dots - an experimental perspective on the central spin problem and quantum control Contact Person: Achim Rosch |

Großes Physikalisches Kolloquium May 10, 2016, 16:45 HS I | Christoph Droesser, Die Zeit Sechs Argumente, warum Sie alle musikalisch sind Contact Person: Simon Trebst | show abstract |

May 10, 2016, 12:00 Seminar room 0.03, ETP | Dr. Martin Kliesch, FU Berlin Locality of temperature Contact Person: David Gross | show abstract |

QM2 - Quantum Matter and Materials May 04, 2016, 14:30 Seminar room of the Institute of Physics II | Steven Mathey, University of Grenoble Non-Equilibrium interface dynamics with correlated noise: Emergent symmetries and non-universal observables Contact Person: Sebastian Diehl | show abstract |

Condensed Matter Theory Seminar April 29, 2016, 14:00 Seminar Room 0.03, ETP | Finn Lasse Buessen, University of Cologne Functional Renormalization Group Studies of Spin-Orbit Entangled j=1/2 Mott Insulators (Master's Colloquium) |

Leibniz Group Seminar April 28, 2016, 12:00 THP seminar room | Journal Club / Dice seminar Integrability and combinatorics: Selected topics Paul Zinn-Justin Contact Person: Alexander Alldridge | link | show abstract |

Großes Physikalisches Kolloquium April 26, 2016, 16:45 HS III | Claus Kiefer, Institut für Theoretische Physik, Universität zu Köln Gravitationswellen Contact Person: Simon Trebst |

Leibniz Group Seminar April 21, 2016, 12:00 THP seminar room | Martin Zirnbauer, THP, University of Cologne Sigma models coupled to WZW models Contact Person: Alexander Alldridge |

Großes Physikalisches Kolloquium April 19, 2016, 16:45 HS III | David Gross, University of Cologne Compressed Sensing: Von Bildverarbeitung zur Quantenzustandstomographie Contact Person: Simon Trebst | 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 |

Condensed Matter Theory Seminar April 15, 2016, 14:00 Seminar room 0.03, ETP | Ferdinand Brennecke, University of Bonn Equation of state of the 2d Hubbard model Contact Person: Philipp Strack | show abstract |

Gravitation & Relativity Seminar April 14, 2016, 12:00 Seminar room THP | Thomas Quella, THP, University of Cologne Symmetry protection of multicritical phase transitions |

Leibniz Group Seminar April 14, 2016, 12:00 THP seminar room | Thomas Quella, THP, University of Cologne Symmetry protection of multicritical phase transitions Contact Person: Alexander Alldridge |

QM2 - Quantum Matter and Materials April 13, 2016, 14:30 Seminar room of the Institute of Physics II | Regina Dittmann, Forschungszentrum Juelich Uncovering nanoscale changes in the electronic structure during the operation of complex oxide memristive devices |

Großes Physikalisches Kolloquium April 12, 2016, 16:45 HS III | Yoichi Ando, University of Cologne Topological Insulators and Superconductors Contact Person: Simon Trebst | 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 |

March 24, 2016, 16:00 Seminarroom 0.02, ETP | Alessio Chiocchetta, SISSA, Trieste Short-time universality in isolated quantum systems after a quench Contact Person: Sebastian Diehl | show abstract |

Leibniz Group Seminar March 24, 2016, 10:45 THP seminar room | Artur Swiech, THP, University of Cologne Quaternionic R transform and non-Hermitian random matrices Contact Person: Alexander Alldridge |

Condensed Matter Theory Seminar March 18, 2016, 14:00 Seminar room 0.03, ETP | Jan Manousakis Field theory of statistical toplogical insulators with chiral symmetry (Master defense) |

Leibniz Group Seminar March 17, 2016, 10:15 THP seminar room | Journal Club / Dice seminar Quantropy J.C. Baez and B.S. Pollard Contact Person: Alexander Alldridge | show abstract |

March 15, 2016, 15:00 Seminarroom 0.02, ETP | Christian Majenz, University of Copenhagen Decoupling and quantum source coding Contact Person: David Gross | show abstract |

Leibniz Group Seminar March 10, 2016, 10:15 Seminarraum Theoretische Physik | Christopher Max , University of Cologne Fourier Analysis on the Supersphere Contact Person: Thomas Quella |

Condensed Matter Theory Seminar March 07, 2016, 14:00 Seminarroom 0.02, ETP | Boye Buyens, Ghent University Gauge field theories: the Hamiltonian picture Contact Person: Sebastian Diehl | show abstract |

Condensed Matter Theory Seminar March 04, 2016, 14:00 Seminar room 0.03, ETP | Michael Walter, Stanford University Random tensor networks and holographic duality |

March 03, 2016, 13:00 Seminarroom 0.02, ETP | Michael Walter, Stanford University Kronecker coefficients, moment polytopes, and computational complexity |

Leibniz Group Seminar March 03, 2016, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar Equivalence of topological insulators and superconductors E. Cobanera and G. Ortiz Contact Person: Thomas Quella | link |

Condensed Matter Theory Seminar February 26, 2016, 14:00 Seminar Room 0.03, ETP | Michael Brockmann, MPI PKS Dresden Equilibration in the spin-1/2 Heisenberg chain after an interaction quench Contact Person: Achim Rosch |

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 |

Gravitation & Relativity Seminar February 25, 2016, 14:00 TP conference room 0.01 | Su-Chan Park, Catholic University of Korea Rigorous Thermodynamics and the Entropy Principle Contact Person: Joachim Krug |

Leibniz Group Seminar February 25, 2016, 10:00 Seminarraum Theoretische Physik | Josua Groeger, University of Cologne Calabi-Yau Conditions and Batalin-Vilkovisky Structures on Supermanifolds Contact Person: Thomas Quella |

Leibniz Group Seminar February 18, 2016, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar Observation of Gravitational Waves from a Binary Black Hole Merger B. P. Abbott et al. Contact Person: Thomas Quella | link | show abstract |

Condensed Matter Theory Seminar February 12, 2016, 14:00 Seminar Room 0.03, ETP | Pavel Ostrovsky, MPI Stuttgart Anomalous Hall effect in weakly disordered ferromagnets Contact Person: Dmitry Bagrets | 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 |

February 12, 2016, 12:00 Seminarroom I Physik | José L. Casadiego Bastidas, Max Planck Institute, Goettingen Network Dynamics as an Inverse Problem: Reconstruction from Time Series Contact Person: David Gross | show abstract |

February 12, 2016, 14:00 Seminarroom 0.02, ETP | Thomas Kahle, OvGU Magdeburg Success stories and challenges between algebra and statistics Contact Person: David Gross | show abstract |

Leibniz Group Seminar February 11, 2016, 10:00 Seminarraum Theoretische Physik | Eslam Khalaf, MPI Stuttgart Anderson localization at the edge of a 2D topological insulator Contact Person: Dmitry Bagrets | show abstract |

Condensed Matter Theory Seminar February 09, 2016, 10:00 Seminarroom 0.02, ETP | Loic Henriet, Ecole Polytechnique, France Non-equilibrium phenomena in light-matter systems Contact Person: Sebastian Diehl | show abstract |

February 09, 2016, 15:00 TP seminar room 0.03 | Dirk Witthaut, Institut für Energie- und Klimaforschung, FZ Jülich Prediction, detection and spreading of failures in supply networks Contact Person: Joachim Krug | show abstract |

Leibniz Group Seminar February 04, 2016, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar Supergeometry in mathematics and physics Mikhail Kapranov Contact Person: Thomas Quella | link | show abstract |

Leibniz Group Seminar January 28, 2016, 10:00 Seminarraum Theoretische Physik | Martin Zirnbauer, University of Cologne Fix-point search: How to couple a WZW model to a non-linear sigma-model Contact Person: Thomas Quella |

Condensed Matter Theory Seminar January 28, 2016, 12:00 Seminar Room 0.02, ETP | Markus Grassl, University Erlangen-Nuernberg Entanglement Polytopes of Some Five Qubit States Contact Person: David Gross | show abstract |

Condensed Matter Theory Seminar January 27, 2016, 14:00 Seminaroom 0.02, ETP | Tobias Grass, Institut de Ciencies Fotoniques, Barcelona Make ions count: solving computational problems via quantum simulation Contact Person: Sebastian Diehl | show abstract |

Großes Physikalisches Kolloquium January 26, 2016, 16:45 HS III | Thomas Nattermann, University of Cologne Normale und anomale physikalische Dimensionen |

Condensed Matter Theory Seminar January 25, 2016, 12:30 Seminarroom 0.02, ETP | Spiros Sotiriadis, University of Pisa Equilibration and memory preservation after a quantum quench Contact Person: Sebastian Diehl | show abstract |

QM2 - Quantum Matter and Materials January 20, 2016, 14:30 Seminar Room of the Institute of Physics II | Fabian Heidrich-Meisner, LMU Munich Spin and heat transport in low-dimensional quantum magnets Contact Person: Matteo Montagnese |

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 |

Condensed Matter Theory Seminar January 15, 2016, 14:00 Seminar room 0.03, ETP | Igor Mekhov, Oxford University Using quantized light in ultracold atom problems Contact Person: Philipp Strack | show abstract |

Leibniz Group Seminar January 14, 2016, 10:00 Seminarraum Theoretische Physik | Rochus Klesse, University of Cologne Extremal n-fidelities Contact Person: Thomas Quella |

Großes Physikalisches Kolloquium January 12, 2016, 16:45 HS III | Christian Schroer, TU Dresden Mikroskopie mit kohärenter Röntengstrahlung: Kristallographie des Nichtkristallinen |

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 |

Condensed Matter Theory Seminar January 08, 2016, 14:00 Seminar room 0.03, ETP | Marc Schulz, University of Minnesota Frustrated topological symmetry breaking: geometrical frustration and anyon condensation Contact Person: Johannes Helmes |

QM2 - Quantum Matter and Materials December 21, 2015, 16:00 Seminar room 0.03, ETP | Vincent Cros, Universite Paris-Sud Sub-100 nm skyrmions at room temperature: From magnetic thin films to asymmetric magnetic multilayers Contact Person: Jan Mueller |

Condensed Matter Theory Seminar December 18, 2015, 10:00 Seminar Room 0.02, ETP | David Mesterhazy & Florian Hebenstreit, Universitity of Bern Dissipative dynamics of Bose-Einstein condensation and entanglement generation Contact Person: Sebastian Diehl | show abstract |

Condensed Matter Theory Seminar December 18, 2015, 14:00 Seminar Room 0.03, ETP | Arijeet Pal, University of Oxford Finite temperature mobility edge in many-body localized systems Contact Person: Philipp Strack | show abstract |

Großes Physikalisches Kolloquium December 15, 2015, 16:45 HS II | Peter Zoller, University of Innsbruck Quantum Simulation with Cold Atoms and Ions |

Condensed Matter Theory Seminar December 11, 2015, 14:00 Seminar Room 0.03, ETP | Stephanie Matern Unconventional magnetism in spin-orbit entangled Mott insulators (Master Colloquium) |

Condensed Matter Theory Seminar December 11, 2015, 15:00 Seminar Room 0.03, ETP | Wilfried Michel Finite-Temperature Sensitivity of Entanglement Spectra and Their Numerical Reconstruction from Renyi Entropies (Master Colloquium) |

Leibniz Group Seminar December 10, 2015, 10:00 Seminarraum Theoretische Physik | Kay Herklotz, University of Cologne SU(N) spin chains and their edge states Contact Person: Thomas Quella |

Condensed Matter Theory Seminar December 10, 2015, 08:45 Seminar Room TP 0.03 | Manuel Zohlen Vortex crystallization in a bilayer Heisenberg-Kitaev model Contact Person: Simon Trebst |

QM2 - Quantum Matter and Materials December 09, 2015, 14:30 Seminar Room of the Institute of Physics II | Frank Meyer zu Heringdorf, University of Duisburg-Essen Plasmoemission: Emission of Electrons in a strong Plasmonic Field Contact Person: Thomas Michely |

Gravitation & Relativity Seminar December 08, 2015, 12:30 TP conference room 0.02 | Yuriy A. Stepanov, University of Duisburg-Essen Financial markets as complex system: geometric data analysis and stochastic modeling Contact Person: Joachim Krug | show abstract |

Gravitation & Relativity Seminar December 08, 2015, 12:00 Conferenceroom 1 (New building) | Alessandro Fasse, University of Cologne Naked Singularities in the canonical quantized LTB-Model |

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

Leibniz Group Seminar December 03, 2015, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar Two more Lectures On Topological Phases Of Matter Edward Witten Contact Person: Thomas Quella | link | show abstract |

Großes Physikalisches Kolloquium December 01, 2015, 16:45 HS III | Sebastian Wolf , University of Kiel From dust to planets |

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 |

Leibniz Group Seminar November 26, 2015, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar One Lecture On Topological Phases Of Matter Edward Witten Contact Person: Thomas Quella | link | show abstract |

Condensed Matter Theory Seminar November 20, 2015, 14:00 Seminar Room 0.03, ETP | Michael Scherer, University of Heidelberg Competition of density waves and quantum multicritical behavior in Dirac materials Contact Person: Philipp Strack | show abstract |

Leibniz Group Seminar November 19, 2015, 10:00 Seminarraum Theoretische Physik | Dominik Ostermayr Harmonic maps from super Riemann surfaces to projective spaces associated with super divison algebras Contact Person: Thomas Quella |

Condensed Matter Theory Seminar November 18, 2015, 14:00 Seminaroom 0.02, ETP | Ori Alberton, Weizmann Institute Fate of the one-dimensional Ising quantum critical point strongly coupled to a gapless phonon Contact Person: Sebastian Diehl | show abstract |

Großes Physikalisches Kolloquium November 17, 2015, 16:45 HS III | Ulf-G. Meissner, University of Bonn Nuclear Physics as Precision Science |

QM2 - Quantum Matter and Materials November 16, 2015, 15:00 Conference Room II, ETP | Giulio Monaco, University of Trento Inelastic X-ray scattering experiments to probe electronic excitations Contact Person: Paul van Loosdrecht | show abstract |

Leibniz Group Seminar November 12, 2015, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar Copenhagen Quantum Mechanics Timothy J. Hollowood Contact Person: Thomas Quella | link | show abstract |

November 11, 2015, 10:00 TP Neubau 1.04 | Tobias Fritz, MIS Leipzig The mathematical structure of resource theories Contact Person: David Gross | 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 |

Leibniz Group Seminar November 05, 2015, 10:00 Seminarraum Theoretische Physik | Hannah Bergner, University of Freiburg Automorphism groups of compact complex supermanifolds Contact Person: Dominik Ostermayr | link | show abstract |

Großes Physikalisches Kolloquium November 03, 2015, 16:45 HS III | Dirk van der Marel, University of Geneva The Higgs-mechanism: From low to high energies |

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 |

Gravitation & Relativity Seminar October 30, 2015, 12:00 0.03 (Neubau) | S. Santhosh Kumar , IISER, Trivandrum Understanding Hawking temperature from quantum entanglement |

Condensed Matter Theory Seminar October 30, 2015, 14:00 0.03, ETP | Torsten Karzig, Microsoft Station Q Steps towards robust quantum computation with Majorana bound states Contact Person: Maria Hermanns | show abstract |

Leibniz Group Seminar October 29, 2015, 10:00 Seminarraum Theoretische Physik | Abhishek Roy The AKLT Hamiltonian for SU(n) - a diagrammatic method Contact Person: Thomas Quella |

Gravitation & Relativity Seminar October 27, 2015, 12:00 Conferenceroom 1 (New building) | Elizabeth Winstanley, University of Sheffield Rotating quantum states |

Condensed Matter Theory Seminar October 26, 2015, 16:15 Seminar room 0.03, ETP | Yoshio Kuramoto, Institute of Materials Structure Science KEK, Tsukuba, Japan Orthogonality and exciton correlations leading to Kondo-like effect Contact Person: Achim Rosch | 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 |

Condensed Matter Theory Seminar October 23, 2015, 14:00 Seminar room 0.03, ETP | Marijan Beg, University of Southampton Ground state search, hysteretic behaviour, reversal mechanism, and normal modes of skyrmionic textures in confined helimagnetic nanostructures Contact Person: Markus Garst | show abstract |

Leibniz Group Seminar October 22, 2015, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar Nonlocal Hidden-Variable Theories and Quantum Mechanics, an Incompatibility Theorem A.J. Leggett Contact Person: Thomas Quella | link | show abstract |

QM2 - Quantum Matter and Materials October 21, 2015, 14:30 Seminar Room of the Institute of Physics II | Katharina J. Franke, Freie Universität Berlin Magnetic properties of single molecules on surfaces probed by scanning tunneling spectroscopy Contact Person: Dirk Hertel | show abstract |

Großes Physikalisches Kolloquium October 20, 2015, 16:45 HS III | Jean-Loup Puget, Universite Paris-Sud, Orsay Overview of the 2015 Planck full mission results |

Gravitation & Relativity Seminar October 20, 2015, 12:00 Conferenceroom 1 (New building) | Dorottya Szécsi , Bonn Massive stars at low-metallicity |

Condensed Matter Theory Seminar October 09, 2015, 14:00 Seminar room 0.03, ETP | Jamir Marino, TU Dresden Driven Markovian Quantum Criticality Contact Person: Philipp Strack | show abstract |

Gravitation & Relativity Seminar October 01, 2015, 15:00 Conferenceroom 1 (New building) | Tatyana Shestakova , Rostow on Don Quantization methods and their applications to gravitational theory |

QM2 - Quantum Matter and Materials September 30, 2015, 14:30 Seminar Room of the Institute of Physics II | Dirk Honecker, Institut Laue-Langevin, Grenoble Magnetic small-angle neutron scattering of bulk ferromagnets Contact Person: Sabrina Disch |

Gravitation & Relativity Seminar September 29, 2015, 12:00 Conferenceroom 1 (New building) | Sandipan Sengupta, University of Pune Torsional instantons effects in quantum gravity and phenomenological implications |

Condensed Matter Theory Seminar September 25, 2015, 14:00 Seminar Room TP 0.03 | Bela Bauer, Microsoft Station Q Topological Crystalline Bose Insulators in Two Dimensions Contact Person: Simon Trebst |

Condensed Matter Theory Seminar September 24, 2015, 14:00 Seminar room 0.03, ETP | Philipp Weiss, Karlsruhe Institute for Technology Interference of quantum critical excitations and soft diffusive modes in a disordered antiferromagnetic metal Contact Person: Achim Rosch |

Leibniz Group Seminar September 23, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar The original proof of Bertrand's Theorem J. L. F. Bertrand Contact Person: Thomas Quella | link | show abstract |

QM2 - Quantum Matter and Materials September 23, 2015, 14:30 Seminar room of the Institute of Physics II | Ian Affleck, University of Vancouver Orbital Kondo Effect in Fractional Quantum Hall Systems Contact Person: Achim Rosch |

Leibniz Group Seminar September 16, 2015, 09:15 Seminar room 0.03, ETP | Igor Burban Quantum Yang-Baxter equation and the universal R-matrix Contact Person: Thomas Quella |

September 16, 2015, 11:15 Seminar room 0.03, ETP | Oliver Bürschaper Protected gates for topological quantum field theories Contact Person: David Gross | show abstract |

QM2 - Quantum Matter and Materials September 10, 2015, 14:30 Seminar Room of the Institute of Physics II | Hisao Kobayashi, University of Hyogo Nuclear forward scattering of EuFe2As2 under pressure and at low temperature Contact Person: Mohsen Abd-Elmeguid | show abstract |

Gravitation & Relativity Seminar September 10, 2015, 12:00 Conferenceroom 1 (New building) | Alexander Zhuk, Odessa Problematic aspects of Kaluza-Klein models with Einstein internal spaces |

Gravitation & Relativity Seminar September 01, 2015, 12:00 SR-THP | Alessandro Fasse, University of Cologne An Introduction to symplectic geometry II - Applications in physics |

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 |

Leibniz Group Seminar August 26, 2015, 10:15 Seminarraum Theoretische Physik | Roberto Bondesan Effective theory of the IQH transition Contact Person: Thomas Quella |

QM2 - Quantum Matter and Materials August 26, 2015, 14:30 Seminar Room of the Institute of Physics II | Marko Kralj, Institute of Physics - Zagreb Complex structures based on epitaxial graphene Contact Person: Carsten Busse | show abstract |

Gravitation & Relativity Seminar August 25, 2015, 12:00 SR-THP | Alessandro Fasse, University of Cologne An Introduction to symplectic geometry I - Basics |

Condensed Matter Theory Seminar August 24, 2015, 14:00 Seminar Room TP 0.03 | Johannes Reuther, FU Berlin Classification of spin liquids on the square lattice with strong spin-orbit coupling Contact Person: Simon Trebst | show abstract |

Leibniz Group Seminar August 19, 2015, 10:15 Seminarraum Theoretische Physik | Ricardo Kennedy, University of Cologne The Z_2 Hopf superconductor and bulk boundary correspondence Contact Person: Thomas Quella |

QM2 - Quantum Matter and Materials August 19, 2015, 14:30 Seminar Room of the Institute of Physics II | Hua Wu, Fudan University Spin-orbit coupling in transition-metal based materials Contact Person: Markus Braden | show abstract |

QM2 - Quantum Matter and Materials August 14, 2015, 14:30 Seminar Room of the Institute of Physics II | Akira Oiwa, Osaka University Coupling between single photons to single electron spins in electrically controlled quantum dots Contact Person: Yoichi Ando | show abstract |

Leibniz Group Seminar August 12, 2015, 10:15 Seminarraum Theoretische Physik | Andzrej Jarosz An invitation to equivariant cohomology and localization II - The symplectic case Contact Person: Thomas Quella |

Condensed Matter Theory Seminar August 07, 2015, 14:00 Seminar Room 0.03, ETP | Dimitri Pimenov, LMU / TU Munich Fermi-Edge polaritons with finite hole mass Contact Person: Achim Rosch |

Leibniz Group Seminar August 05, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar The symplectic egg in classical and quantum mechanics Maurice A. de Gosson Contact Person: Thomas Quella | link | show abstract |

Condensed Matter Theory Seminar July 24, 2015, 14:00 Seminar Room 0.03, ETP | Andrew Mitchell, Utrecht University Kondo blockade conductance through single-molecule junctions Contact Person: Ralf Bulla |

Leibniz Group Seminar July 22, 2015, 10:15 Seminarraum Theoretische Physik | Andrzej Jarosz, University of Cologne An invitation to equivariant cohomology and localization Contact Person: Thomas Quella |

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 |

Leibniz Group Seminar July 15, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar T-Duality of Topological Insulators V. Mathai and G.C. Thiang Contact Person: Thomas Quella | link | show abstract |

QM2 - Quantum Matter and Materials July 15, 2015, 14:30 Seminar Room, Institute of Physics II | Markus Kriener, Center for Emergent Matter Science, Rieken, Japan Competing Magnetic Phases in the Doped Magnetic Semiconductor GeTe Contact Person: Thomas Lorenz |

Condensed Matter Theory Seminar July 14, 2015, 10:00 Seminar Room 0.02, ETP | Oleg Tretiakov, Tohoku University Antiferromagnetic Skyrmions Contact Person: Markus Garst | show abstract |

QM2 - Quantum Matter and Materials July 13, 2015, 16:00 Seminar Room 0.03, ETP | Alexey Taskin, Osaka University Novel Physics in Topological Insulator Thin Films Contact Person: Achim Rosch | show abstract |

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 |

Condensed Matter Theory Seminar July 10, 2015, 14:15 Seminar Room 0.03, ETP | Roman Orus, University of Mainz Entanglement, tensor networks, and topological quantum order Contact Person: Johannes Helmes | show abstract |

QM2 - Quantum Matter and Materials July 10, 2015, 13:00 Seminar Room, Institute for Theoretical Physics (Main Building) | Catherine Pappas, TU Delft Magnetic fluctuations in Multiferroics seen by Neutron Spin Echo spectroscopy Contact Person: Markus Braden | show abstract |

Leibniz Group Seminar July 08, 2015, 10:15 Seminarraum Theoretische Physik | Martin Zirnbauer More on the IQHE plateau transition Contact Person: Thomas Quella |

Großes Physikalisches Kolloquium July 07, 2015, 16:45 HS III | Alexander Grüneis, University of Cologne Quasiparticle dynamics and optical properties of 2D materials Contact Person: Lucas Labadie | link | show abstract |

Condensed Matter Theory Seminar July 03, 2015, 13:00 Seminar Room TP 0.03 | David Luitz, Toulouse Many body localization in the random field Heisenberg chain Contact Person: Simon Trebst | show abstract |

Leibniz Group Seminar July 01, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar Undecidability of the Spectral Gap Cubitt, Perez-Garcia and Wolf Contact Person: Thomas Quella | link | show abstract |

QM2 - Quantum Matter and Materials July 01, 2015, 14:30 Seminar Room of the Institute of Physics II | Maxim Dzero Topological insulators driven by an electron spin Contact Person: Markus Garst | 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 |

Condensed Matter Theory Seminar June 26, 2015, 14:00 Seminar Room 0.03, ETP | Johanna Kleinen On the effect of a single magnetic impurity at the edge of a 2-dimensional topological insulator (Master Colloquium) |

Leibniz Group Seminar June 24, 2015, 10:15 Seminarraum Theoretische Physik | Josua Groeger, University of Cologne The two-fold way of super holonomy Contact Person: Thomas Quella | link |

QM2 - Quantum Matter and Materials June 24, 2015, 14:30 Seminar Room of the Institute of Physics II | Xenophon Zotos, University of Crete Magnetothermal transport in 1D quantum magnets Contact Person: Thomas Lorenz | show abstract |

Großes Physikalisches Kolloquium June 23, 2015, 16:45 HS III | Jochen Guck, TU Dresden Do biological cells care about physics? Contact Person: Berenike Maier | link | show abstract |

Condensed Matter Theory Seminar June 19, 2015, 14:00 Seminar Room 0.03, ETP | Patrick Neven PhD defense |

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

Leibniz Group Seminar June 17, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar The Noncommutative Geometry of the Quantum Hall Effect Bellissard, van Elst, Schulz-Baldes Contact Person: Thomas Quella | link | 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 |

Leibniz Group Seminar June 10, 2015, 10:15 Seminarraum Theoretische Physik | Emilio Torres Non-Commutative Geometry for Disordered Topological Insulators Contact Person: Thomas Quella |

Großes Physikalisches Kolloquium June 09, 2015, 16:45 HS III | Prof. Dr. Artie Hatzes, Thüringer Landessternwarte Tautenburg From 51 Peg to the Kepler Space Mission – Twenty Years of Exoplanet Research Contact Person: Lucas Labadie | link | show abstract |

Leibniz Group Seminar June 03, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar The Free Will Theorem John Conway, Simon Kochen Contact Person: Thomas Quella | link | show abstract |

Condensed Matter Theory Seminar May 29, 2015, 14:00 Seminar Room 0.03, ETP | Stefan Maier, University of Cologne The quest for the antiferromagnetic strange metal: ideas for the Wilsonian renormalization group |

Leibniz Group Seminar May 27, 2015, 10:15 Seminarraum Theoretische Physik | Michael Ehrig, Universität zu Köln Graded Brauer algebras Contact Person: Thomas Quella |

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 |

Condensed Matter Theory Seminar May 22, 2015, 14:00 Seminar Room TP 0.03 | Olga Petrova, MPI-PKS Defects and Majorana modes in the Kitaev honeycomb model Contact Person: Maria Hermanns | show abstract |

Leibniz Group Seminar May 20, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar The non-commutative geometry of the complex classes of topological insulators Emil Prodan Contact Person: Thomas Quella | link | show abstract |

QM2 - Quantum Matter and Materials May 20, 2015, 14:30 Seminar Room of the Institute of Physics II | Yukitoshi Motome, University of Tokyo Thermodynamics of quantum spin liquids Contact Person: Simon Trebst | show abstract |

Großes Physikalisches Kolloquium May 19, 2015, 16:45 HS III | James D. Bjorken, Stanford University Quantum chromodynamics at the Large Hadron Collider |

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 |

QM2 - Quantum Matter and Materials May 13, 2015, 14:00 Seminar room A, Chemistry | Bernard Kippelen Organic electronics: the endless frontier Contact Person: Klaus Meerholz |

Großes Physikalisches Kolloquium May 12, 2015, 16:45 HS III | Prof. Dr. Rolf-Dietmar Herzberg, University of Liverpool Alchemy in the 21st century: the quest to understand super heavy elements. Contact Person: Prof. Dr. Andreas Zilges - Institut für Kernphysik | link | 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 |

Condensed Matter Theory Seminar May 08, 2015, 14:00 Seminar Room TP 0.03 | Johannes Knolle, Cambridge Dynamics of a Quantum Spin Liquid Contact Person: Maria Hermanns | show abstract |

Leibniz Group Seminar May 06, 2015, 10:15 Seminarraum Theoretische Physik | Emilio Torres, University of Cologne Non-Commutative Geometry for Disordered Topological Insulators Contact Person: Thomas Quella |

QM2 - Quantum Matter and Materials May 06, 2015, 14:30 Seminar Room, Institute of Physics II | Matthias Batzill, University of South Florida, Tampa, USA Graphene interfaces: metals, dielectrics, and van der Waals materials Contact Person: Thomas Michely |

Leibniz Group Seminar April 29, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar Symmetric functions and random partitions A. Okounkov Contact Person: Thomas Quella | link | show abstract |

Großes Physikalisches Kolloquium April 28, 2015, 16:45 Hörsaal III der Physikalischen Institute | Björn Hof, IST Austria The onset of turbulence Contact Person: Joachim Krug | show abstract |

QM2 - Quantum Matter and Materials April 28, 2015, 13:00 Seminar Room, Institute of Physics II | Daniele Fausti, University of Trieste and Elettra - Sincrotrone Trieste, Italy Witnessing quasi-particles in a strongly correlated electron system Contact Person: Paul H. M. van Loosdrecht | show abstract |

Condensed Matter Theory Seminar April 24, 2015, 14:00 Seminar Room TP 0.03 | Lei Wang, ETH Zurich Recent Surprises in the Simulation of Quantum Phase Transitions Contact Person: Simon Trebst | show abstract |

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 |

Leibniz Group Seminar April 22, 2015, 10:15 Seminarraum Theoretische Physik | Charles Guggenheim, University of Cologne Anomalous topological pumps in the Josephson effect Contact Person: Thomas Quella |

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 |

Condensed Matter Theory Seminar April 17, 2015, 14:00 TP 0.03 | Yoran Tournois, Utrecht University The holographic electron star Contact Person: Maria Hermanns | show abstract |

Condensed Matter Theory Seminar April 15, 2015, 14:30 Seminar room, Institute of Physics II | Victor Jouffrey, University of Lyon Sound absorption in Non-Kramer Quantum Spin Ice Contact Person: Maria Hermanns | show abstract |

Großes Physikalisches Kolloquium April 14, 2015, 16:45 HS III | Roland Wiesendanger, Universität Hamburg Ultradichte magnetische Datenspeicher und energieeffiziente Spin-Logik-Bauelemente auf atomarer Skala: Neueste Beiträge aus der Grundlagenforschung |

Group Seminar Gravitation & Relativity April 14, 2015, 12:00 Seminar Room R215 | Alexander Kamenshchik, Uni Bologna/Landau Inst. Moscow Soft singularity crossing and transformation of matter properties in general relativity and cosmology |

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 |

Condensed Matter Theory Seminar April 10, 2015, 14:00 Seminar room TP 0.03 | Andrey Bolotnikov, Duesseldorf Scattering of electrons in graphene: some of recent results Contact Person: Maria Hermanns | show abstract |

SFB680 April 08, 2015, 17:00 Institute for Genetics, Zülpicher Str. 47a, New Seminar Room 0.46, ground floor | Dan I. Andersson, Uppsala University Evolution of antibiotic resistance at very low levels of antibiotic Contact Person: Christa Stitz | show abstract |

Leibniz Group Seminar April 08, 2015, 10:15 Seminarraum Theoretische Physik | Poulami Ganguly, University of Cologne Topological Boundary Modes and Solitons in Isostatic Lattices Contact Person: Thomas Quella |

Leibniz Group Seminar April 02, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar Aspects of Renormalization A. Zee Contact Person: Thomas Quella | show abstract |

Leibniz Group Seminar March 26, 2015, 10:15 Seminarraum Theoretische Physik | Emilio Torres, University of Cologne Stochastic Quantization for Numerical Applications Contact Person: Thomas Quella |

Leibniz Group Seminar March 12, 2015, 10:15 Seminarraum Physik II | Semyon Klevtsov Quantum Hall effect on Riemann surfaces: effective action and kinetic coefficients Contact Person: Thomas Quella |

Gravitation & Relativity Seminar March 10, 2015, 11:00 Seminar Room TP 0.02 | Alexander Uhlig, Universität Leipzig Long-memory processes and market innovations: An empirical analysis based on Island ECN trading data Contact Person: Joachim Krug |

Leibniz Group Seminar March 05, 2015, 10:15 Seminarraum Physik II | Jochen Peschutter, University of Cologne Quantum spin Hamiltonians from gl(M+N|M) WZW models and their ground state wave functions Contact Person: Thomas Quella |

Leibniz Group Seminar February 26, 2015, 10:15 Seminarraum Physik I | Journal Club / Dice seminar Spectral triples: examples and index theory Alan Carey, John Phillips and Adam Rennie Contact Person: Thomas Quella | show abstract |

Leibniz Group Seminar February 19, 2015, 10:15 Seminarraum Theoretische Physik | Journal Club / Dice seminar An introduction into noncommutative geometry Various references Contact Person: Thomas Quella | show abstract |

QM2 - Quantum Matter and Materials February 18, 2015, 14:30 Seminar Room of the Institute of Physics II | Christian Schüßler-Langheine, Helmholtz Zentrum Berlin Towards functionality - dynamics studies of complex materials Contact Person: Thomas Koethe | show abstract |

SFB680 February 18, 2015, 17:00 Institute for Genetics, Seminar Room 0.46 | Ofer Biham, Hebrew University of Jerusalem Competition-induced interactions between distant miRNAs and targets in post-transcriptional regulatory networks Contact Person: Joachim Krug | show abstract |

Leibniz Group Seminar February 12, 2015, 10:15 Seminarraum Theoretische Physik | Abhishek Roy, University of Cologne Anyon condensation and spin chains Contact Person: Thomas Quella |

QM2 - Quantum Matter and Materials February 11, 2015, 14:30 Seminar Room of the Institute of Physics II | Eugene Demler, Harvard University Emergent slow dynamics in quantum many-body systems Contact Person: Achim Rosch | 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 |

QM2 - Quantum Matter and Materials February 06, 2015, 14:00 Seminarraum Theorie (Neubau) | Satoru Nakatsuji, ISSP Tokyo Emergent quantum excitations in spin ice through coupling with electrons Contact Person: Simon Trebst | show abstract |

QM2 - Quantum Matter and Materials February 06, 2015, 10:00 Seminar Room TP 0.03 | Theodore L. Einstein, University of Maryland at College Park Generalized Wigner Surmise in the Nanoworld and the Real World: Applications to Stepped Surfaces, Submonolayer Islands, Metro Stations, and Landkreise/Arrondissements Contact Person: Joachim Krug | show abstract |

Leibniz Group Seminar February 05, 2015, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar The Non-Commutative Geometry of the Quantum Hall Effect Bellissard, van Elst, Schulz-Baldes Contact Person: Thomas Quella | link | show abstract |

Öffentliche Antrittsvorlesung February 04, 2015, 16:30 Großer Hörsaal des Mathematischen Instituts | Igor Burban, Universität zu Köln Öffentliche Antrittsvorlesung: Die Yang-Baxter-Gleichung: Algebra, Geometrie und mathematische Physik Contact Person: Igor Burban | show abstract |

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

BCGS January 30, 2015, 12:00 Seminarraum Theoretische Physik | Stefanie Walch, I. Physikalisches Institut, Universität zu Köln Astrophysics with computer simulations |

Condensed Matter Theory Seminar January 30, 2015, 14:00 Seminar Room 0.03, ETP | Christopher Max, University of Cologne Quantum Criticality of Crystals Contact Person: Achim Rosch |

January 30, 2015, 10:00 Konferenzraum 1 | Alexei Starobinsky, Landau Institute Status of inflation with the most recent observational data and future perspectives |

Leibniz Group Seminar January 29, 2015, 10:00 Seminarraum Theoretische Physik | Alexander Alldridge Supergroup actions, slices, and radial parts Contact Person: Thomas Quella | show abstract |

Großes Physikalisches Kolloquium January 27, 2015, 16:45 HS III | Michael Köhl, University of Bonn Ultracold atomic Fermi gases Contact Person: Simon Trebst |

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 |

Condensed Matter Theory Seminar January 23, 2015, 14:00 Seminar Room 03 - ETP | Henry Legg, University of St Andrews Applications of magnetohydrodynamics to condensed matter - A Ward identity for magnetic helicity Contact Person: Achim Rosch |

Leibniz Group Seminar January 22, 2015, 10:00 Seminarraum Theoretische Physik | Journal Club / Dice seminar Defining physics at imaginary time: reflection positivity for certain Riemannian manifolds C.C. Anderson Contact Person: Thomas Quella |

Condensed Matter Theory Seminar January 19, 2015, 14:00 Seminarraum 0.03 Gebaeude TP | Natan Andrei, Rutgers University Quench dynamics in integrable quantum many body systems Contact Person: Achim Rosch |

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 |

BCGS January 16, 2015, 12:00 Seminarraum Theoretische Physik | Thomas Lorenz, II. Physikalisches Institut, Universität zu Köln Quantum spin systems: crystal growth, thermodynamics and transport properties |

Condensed Matter Theory Seminar January 16, 2015, 14:00 Seminar room 0.03, ETP | Zala Lenarcic Nonequilibrium properties of Mott insulators Contact Person: Achim Rosch |

BCGS January 16, 2015, 12:45 Seminarraum Theoretische Physik | Maria Hermanns, Institut für Theoretische Physik, Universität zu Köln Topological order in strongly correlated quantum systems |

Thesis Defense January 16, 2015, 14:00 Seminarraum 3 ETP | Chau Nguyen Maximum entropy models in the analysis of genome-wide data in cancer research |

Leibniz Group Seminar January 15, 2015, 10:00 Seminarraum Theoretische Physik | Artur Swiech Singularities of the Free Probabilistic R-transform Contact Person: Thomas Quella |