Colloquium of the CRC 1242

The Colloquium is scheduled tuesdays from 10:00 - 12:00 in room MG 272

The colloquium started in 2016 and is coordinated by Prof. Dr. Björn Sothmann.

Summer semester 2022 schedule:

12.04.2022 Prof. Dr. Kenan Gundogdu, NC State University
"Are High-Temperature Quantum Materials Possible?"
10.05.2022 Dr. Alexander Paarmann, Fritz Haber Institut Berlin
"High-resolution phonon polariton mapping in real and momentum space"
17.05.2022 Prof. Dr. Peter Baum, Universität Konstanz
"Seeing Atoms and Electrons in Space and Time"
31.05.2022 Prof. Dr. Claudia Draxl, HU Berlin
"A theorist’s view on complex oxides"
08.06.2022 Prof. Dr. Christopher Jarzynski, University of Maryland
"Scaling down the Laws of Thermodynamics"
NB: This is a joint CRC and departement colloquium which takes online at 13:00
28.06.2022 Dr. Luca M. Ghiringhelli, HU Berlin
"AI-Ready materials-science FAIR data: methods and infrastructure"
05.08.2022 Prof. Dr. Takeshi Suzuki, ISSP Tokio
"HHG-laser-based time- and angle-resolved photoemission spectroscopy of quantum materials"
NB: The colloquium will take place  at 14:00 in MG 272


Winter semester 2021/2022


19.10.2021 Prof. Dr. Christoph Lienau, Carl von Ossietzky Universität Oldenburg
"Coherent ultrafast charge and energy transfer processes in nanostructures"
02.11.2021 Prof. Dr. Christoph Lange, TU Dortmund
"Terahertz strong-field control  of solid-state excitations with subcycle precision"
09.11.2021 Prof. Dr. Pinshane Huang, University of Illinois
"Imaging 2D materials to understand how they bend, stretch and twist"
NB: The colloquium will take place at 4pm
07.12.2021 Nikolauskolloquium
14.12.2021 Prof. Dr. Hans Kroha, Universität Bonn
"Multitemperature models -- why do they work?"
18.01.2022 Prof. Dr. Pernille Klarskov, Aarhus University
"Discovering carrier dynamics on the nanoscale with subwavelength terahertz techniques"

Summer semester 2021


20.04.2021 Jun.-Prof. Dr. Doris Reiter, WWU Münster
"Carrier capture dynamics in monolayers of transition metal dichalcogenides"
11.05.2021 Prof. Dr. Fabio Caruso, Universität Kiel
"Nonequilibrium dynamics of crystals"

Dr. Sakura Pascarelli, European XFEL
"New scientific opportunities for studies of non-equilibrium dynamics at the European XFEL"
NB: The colloquium will start at 10:30

08.06.2021 Prof. Dr. Wolf Widdra, Martin-Luther-Universität Halle-Wittenberg
"NiO: Magnetic coupling and ultrafast electron dynamics in thin films"
15.06.2021 Prof. Dr. Rolf Haug, Leibniz Universität Hannover
"Dynamics of single-electron tunneling in a.c.-driven quantum dots"
22.06.2021 Prof. Dr. Tim Lian, Emory University
"Exciton Dynamics and Solar H2 Generation in Quantum Confined Nanoheterostructures"
NB: The colloquium will start at 16:00

Winter semester 2020/2021


17.11.2020 Prof. Dr. Elena Hassinger, TU München
"Multiphase superconductivity in CeRh2As2"
24.11.2020 Prof. Dr. Anne L'Huillier, Lund University
"Attosecond pulses for capturing electron dynamics"
01.12.2020 Prof. Dr. Stefanie Gräfe, Friedrich-Schiller-Universität Jena
"Plasmonic hybrid systems in external light fields: can we achieve sub-nanometer lateral resolution using near-field techniques?"
15.12.2020 Dr. Kathrin F. Domke, MPI für Polymerforschung Mainz
"Molecular-scale insights into surface (electro)chemistry"
19.01.2021 Prof. Dr. Jens Biegert, The Barcelona Institute of Science and Technology
"Energy Conversion Pathways in Graphite from Attosecond Soft X-ray Spectroscopy"
26.01.2021 Prof. Dr. Weitao Liu, Fudan University
"Unconventional nonlinear optical responses from doped graphene"
02.02.2021 Prof. Dr. Stephan Kümmel, Universität Bayreuth
"Studying energy- and charge transfer processes in real-time: A density functional perspective"
09.02.2021 Prof. Dr. Samir Lounis, FZ Jülich & UDE
"Ultrafast magnetic phenomena at the nanoscale: from all-optical switching to zero-bias anomalies"

Summer semester 2020


28.04.2020 Prof. Dr. Miguel Marques, Universität Halle
"Some applications of machine learning to solid-state physics"
19.05.2020 Daniela Zahn, Fritz-Haber Institut Berlin
"Ultrafast lattice dynamics of 3d ferromagnets"
26.05.2020 Prof. Dr. Alexander Grüneis, Universität zu Köln
"Electronic structure control in 2D matter"
02.06.2020 Prof. Dr. Nahid Talebi, Universität Kiel
"Ultrafast Light-Induced Amplitude and Phase Modulations of Free-Electron Wavepackets"
23.06.2020 Prof. Dr. Foivos Perakis, Stockholm University
"Capturing water’s structural dynamics: from seconds to femtoseconds"
25.06.2020 Prof. Dr. Matthias Fuchs, University of Nebraska-Lincoln
"Next-Generation Source for Ultrafast Imaging"
NB: The colloquium will take place at 4pm
30.06.2020 Prof. Dr. Renske van der Veen, University of Illinois
"Transient lensing from an electron gas imaged by ultrafast electron microscopy"
NB: The colloquium will take place at 4pm
07.07.2020 Prof. Dr. Peter Kraus, Vrije Universiteit Amsterdam
"Ultrafast extreme-ultraviolet emission and excitations in solids"


Winter semester 2019/2020


05.11.2019 PD Dr. habil. Christoph Lange, Universität Regensburg
"Subcycle THz control of electronic charges, spins, and photons"
06.12.2019 Nikolauskolloquium
NB: The colloquium will exceptionally take place in front of MC 122 at 15:00
10.12.2019 Prof. Dr. Janez Bonča, University of Ljubljana
"Spectral Function of the Holstein Polaron at Finite Temperature"
17.12.2019 Prof. Dr. André Schleife, University of Illinois
"Electronic excitations: Optical properties, femto-second dynamics, and materials selection"
21.01.2020 Prof. Dr. Benjamin Dietzek, Friedrich-Schiller-Universität Jena
"Ultrafast photoinduced dynamics in hetero-bimetallic complexes"
24.01.2020 Dr. Nicolas Tancogne-Dejean, MPI Hamburg
"Light-induced modification of Hubbard U in a strongly correlated materials: Insights from ab initio simulations"
NB: The colloquium will exceptionally take place in MC 351 at 12:00
28.01.2020 Prof. Dr. Hans Jakob Wörner, ETH Zürich
"Attosecond soft-X-ray spectroscopy in the gas and liquid phases"


Summer semester 2019


23.04.2019 Dr. Stephan Winnerl, HZ Dresden-Rossendorf
"Unusual Coulomb effects in graphene"
30.04.2019  Dr. Roman Adam, FZ Jülich
"JuSPARC: The new broad-band photon source for exploration of femtosecond spin dynamics"
07.05.2019 Prof. Dr. Poul B. Petersen, Ruhr-Universität Bochum
"Giving Infrared Spectroscopy a Boost: New Methods for Studying Interfaces, Chirality, Vibrational Energy Transfer Across the Spectrum, and Proton Transfer Reactions"
14.05.2019  Gerald Rohde, Christian-Albrechts-Universität zu Kiel
"Decoding the Ultrafast Formation of a Fermi-Dirac Distributed Electron Gas"
NB: The colloquium will exceptionally take place in MD 349
28.05.2019 Prof. Dr. Hans Christian Schneider, TU Kaiserslautern
"Hot-Electron Transport and All-Optical Switching in Ferromagnets"
18.06.2019 Prof. Dr. Cesare Franchini, University Vienna
"Computational Quantum Materials: Protocols & Examples"
 05.07.2019  Prof. Dr. Eberhard Groß, MPI Halle
"Potential Energy Surfaces and Berry Phases beyond the Born-Oppenheimer Approximation"
09.07.2019  Dr. Fabian Langer, Lund University
"Lightwave electronics: Crystal electrons controlled by the electric field of light"


Winter semester 2018/2019


23.10.2018 Prof. Dr. Tim Davis , University of Melbourne
"Surface Plasmon Vortices"
27.11.2018 Prof. Dr. Caterina Cocchi, HU Berlin
"Light-matter interaction from first principles in the linear regime and beyond"
04.12.2018 Prof. Dr. Matthias Wuttig, RWTH Aachen
"Phase Change Materials by Design: Taming Bond No. 6"
06.12.2018  Dr. E. Laine Wong, Okinawa Institute of Science and Technology
"Ultrafast spatiotemporal control of photocarriers in doped semiconductors"
11.12.2018  Nikolauskolloquium
08.01.2019  Dr. Evgeny Gorelov, European XFEL Hamburg
"Strongly correlated materials in intense laser fields: nonequilibrium DMFT approach"
15.01.2019  Dr. Isabella Gierz, MPSD Hamburg
"Band structure engineering with tailored light fields"
29.01.2019 Prof. Dr. Jure Demsar, University of Mainz
"Femtosecond carrier relaxation dynamics probed by broadband optical time-resolved spectroscopy"


Summer semester 2018


27.03.2018 Prof. Dr. Luca Perfetti, Ecole Polytechnique
"Time resolved photoelectron spectroscopy of quantum materials"
10.04.2018 Prof. Dr. Heinrich Schwörer, MPI Hamburg
"Ultrafast structural dynamics in an organic molecular crystal"
17.04.2018  Prof. Dr. Siva Umapathy, Indian Institute of Science Bangalore
"Laser spectroscopy applications from ultrafast dynamics to biomedicine"
03.05.2018 Shawn Greig, University of Alberta
"Ultrafast control and tailoring of surface plasmon generated electron pulses"
24.05.2018 Prof. Dr. Arianna Gleason-Holbrook, SLAC
"Ultrafast X-ray studies and non-equilibrium transformation pathways in geophysical materials"
29.05.2018 Prof. Dr. Peter Oppeneer, Uppsala University
"Theory of out-of-equilibrium electron and lattice dynamics in laser-excited solids"
05.06.2018 Jun.-Prof. Dr. Kristina Tschulik, Ruhr-Universität Bochum
"New concepts in Nano-Electrochemistry - From large ensembles to single particle studies"
12.06.2018  Prof. Dr. Robin Steinigeweg, Universität Osnabrück
"Dynamical Quantum Typicality: Concept and Applications"
19.06.2018 Dr. Laurenz Rettig, FHI Berlin
"Fundamental couplings in strongly correlated materials investigated by complementary time-domain techniques"
03.07.2018 Dr. Michael Gensch, Helmholtz-Zentrum Dresden-Rossendorf
"A (superradiant) terahertz-view on low energy excitations in matter"
10.07.2018 Prof. Dr. Sascha Schäfer, University of Oldenburg
"Ultrafast nanoscale dynamics mapped by ultrashort electron pulses"


Winter semester 2017/2018


07.11.2017  Dr. Sangeeta Sharma, MPI Halle
"Time-dependent density functional theory: linear response (excitons)
and beyond (all-optical switching)
14.11.2017 Dr. Michael Woerner, MBI Berlin
"Nonlinear softmode dynamics studied by 2D terahertz spectroscopy and femtosecond x-ray diffraction"
5.12.2017 Dr. Zala Lenarčič, University of Cologne
"Nonequilibrium properties of Mott insulators"
19.12.2017 Christian Vorwerk, Humboldt University of Berlin
"X-ray Absorption and Scattering Spectroscopy in Solids from Many-Body Perturbation Theory"
16.01.2018  Prof. Dr. Paul H. M. van Loosdrecht, University of Cologne
"Ultrafast Raman Scattering in Complex Matter: New Views on Non-Equilibrium Dynamics"
23.01.2018 Dr. Denis Golež, Université de Fribourg
"Relaxation dynamics in strongly correlated materials - from models to materials"
30.01.2018  Dr. Michael Fechner, MPSD Hamburg
"Magnetophononics: ultrafast spin control through the lattice"


Summer semester 2017


25.07.2017 Prof. Dr. Philip Hofmann, Aarhus University
"Electronics Structures and Electron Dynamics in Two-Dimensional Dirac Materials"
18.07.2017 Dr. Elisabeth Gruber, TU Wien
"Ultrafast electronic response of graphene to the strong and localized electric field of a highly charged ion"
11.07.2017 Dr. Anja Gerlmaier, Institut Arbeit und Qualifikation, Universität Duisburg-Essen
"Psychische Belastungen und Stress bei hoch qualifizierter Wissensarbeit: das Präventionskonzept In-Balance! an der UDE"
27.06.2017 Prof. Dr. Stefan Kehrein, Universität Göttingen
"Reversibility and Irreversibility in Quantum Many-Body Systems"
20.06.2017 Prof. A. Zheltikov, Moskau University
"Ultrafast nonlinear optics in the mid-infrared: from laser filaments to electron wave-packet dynamics in solids"
30.05.2017 PD Dr. Torsten Siebert, Max-Born-Institut , Berlin
"Electric fields at biomolecular interfaces: ultrafast fluctuations in nanostructured environments"
23.05.2017  Prof. Dr. Martin Wenderoth, Univerity of Göttingen
"Charge dynamics at semiconductor surfaces investigated by time resolved Scanning Tunneling Microscopy"


Winter semester 2016/2017


31.01.2017  Dr. Sebastian Loth, MPI Hamburg
"Charge and spin dynamics of atoms studied with ultrafast
scanning tunneling microscopy
13.12.2016  Prof. Dr. Hans Christian Schneider, University of Kaiserslautern
"Spin and Magnetization Dynamics due to Spin-Orbit Coupling and Electron-Phonon Scattering"
29.11.2016 Dr. Stefan Krause, University of Hamburg
"High Frequency Magnetization Dynamics of Individual Atomic-Scale Magnets"
08.11.2016 Prof. Dr. Markus Gühr, University of Potsdam
"Selective experiments on electronic and nuclear degrees of freedom in molecular dynamics"
26.10.2016  Prof. Dr. Michael Tringides, Iowa State University, Ames Laboratory, USA
"Collective, multi-atom diffusion in epitaxial metallic film"
25.10.2016 Prof. Dr. Fulvio Parmigiani, University of Trieste
"Non-equilibrium electronic structure of graphene and graphite: a non-linear and time-resolved ARPES study"
18.10.2016 Dr. Guoping Zhang, Indiana State University
"Femtomagnetism: Laser-induced ultrafast demagnetization and all-optical spin switching"

Summer semester 2016


12.07.2016  Dr. Ljupka Stojčevska Malbašić, University of Duisburg-Essen
"Ultrafast switching to a metastable hidden quantum state in 1 T-TaS₂ dichalcogenide"