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Dresden 2017 – wissenschaftliches Programm

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O: Fachverband Oberflächenphysik

O 75: Ultrafast Electron and Spin Dynamics

Mittwoch, 22. März 2017, 15:00–18:45, TRE Phy

15:00 O 75.1 Ultrafast electronic band gap control in an excitonic insulator — •Selene Mor, Marc Herzog, Denis Golez, Philipp Werner, Martin Eckstein, Claude Monney, and Julia Stähler
15:15 O 75.2 Ultrafast photoinduced valence transition in the heavy-fermion compound YbInCu4 — •Lars-Philip Oloff, Lukas Wenthaus, Kerstin Hanff, Giuseppe Mercurio, Michael Bauer, Wilfried Wurth, and Kai Rossnagel
15:30 O 75.3 Ultrafast dynamics in Fe-pnictides analyzed by femtosecond time-resolved x-ray spectroscopy — •Andrea Eschenlohr, Mohammadmahdi Afshari, Klaus Sokolowski-Tinten, Niko Pontius, Hidenori Hiramatsu, Hideo Hosono, Jörg Fink, and Uwe Bovensiepen
15:45 O 75.4 Polarization control of ultrafast photocurrents in the Dirac cone of the topological insulator Sb2Te3Johannes Reimann, Kenta Kuroda, •Jens Güdde, and Ulrich Höfer
16:00 O 75.5 On the origin of photocurrents in the topological insulator Bi2Se3 — •Sophia Ketterl, Sebastian Otto, Martin Bastian, Cornelius Gahl, Beatrice Andres, Jan Minar, Hubert Ebert, Thomas Fauster, Jürgen Braun, and Martin Weinelt
16:15 O 75.6 Spin and Valley Dynamics of Free Carriers in Epitaxial Single-Layer WS2 — •Antonija Grubisic-Cabo, Soren Ulstrup, Deepnarayan Biswas, Jonathon M. Riley, Maciej Dendzik, Charlotte E. Sanders, Marco Bianchi, Cephise Cacho, Dan Matselyukh, Richard T. Chapman, Emma Springate, Phil D. C. King, Jill A. Miwa, and Philip Hofmann
16:30 O 75.7 Resolving initial stages of carrier thermalization in graphite using time-resolved ARPES with sub-15 fs temporal and near Fourier-limited spectral resolution — •Gerald Rohde, Ankatrin Stange, Arne Müller, Marcel Behrendt, Kerstin Hanff, Lars-Philip Oloff, Lexian Yang, Petra Hein, Kai Rossnagel, and Michael Bauer
16:45 O 75.8 Recent developments in the one-step description of time-resolved photoemission — •Jürgen Braun, Michael Potthoff, and Hubert Ebert
17:00 O 75.9 Interplay between metal-organic interface state and donor-acceptor interface mediated charge separation on PTCDA/TiOPc/Ag(111) — •Alexander Lerch, Frederik Schiller, and Ulrich Höfer
17:15 O 75.10 Ultrafast electron dynamics and small polaron formation in solid DMSO on Cu(111) — •Sarah King, Katharina Broch, and Julia Stähler
17:30 O 75.11 Optically induced quasi-particle dynamics and transient polarization of a C60 film — •Sebastian Emmerich, Benjamin Stadtmüller, Dominik Jungkenn, Norman Haag, Christina Schott, Steffen Eich, Markus Rollinger, Mahalingam Maniraj, Martin Aeschlimann, Mirko Cinchetti, and Stefan Mathias
17:45 O 75.12 Vibrational relaxation and migration dynamics of excitons in sexithiophene/Au(111)Wibke Bronsch, Sebastian Baum, Kristof Zielke, Malte L. Wansleben, Martin Weinelt, and •Cornelius Gahl
18:00 O 75.13 Femtosecond electron dynamics in the momentum space — •Florian Haag, Johannes Seidel, Tobias Eul, Norman Haag, Mirko Cinchetti, Martin Aeschlimann und Benjamin Stadtmüller
18:15 O 75.14 Spatio-Temporal Probing of Lattice Dynamics in Graphite by Ultrafast TEM — •Armin Feist, Nara Rubiano da Silva, Wenxi Liang, Claus Ropers, and Sascha Schäfer
18:30 O 75.15 Lattice Response of Pb/Si(111) Layers and Islands upon Femtosecond Optical Excitation — •Tobias Witte, Tim Frigge, Bernd Hafke, Boris Krenzer, and Michael Horn-von Hoegen
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