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SKM 2023 – wissenschaftliches Programm

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O: Fachverband Oberflächenphysik

O 34: Ultrafast Electron Dynamics at Surface and Interfaces III

Dienstag, 28. März 2023, 10:30–13:15, TRE Phy

10:30 O 34.1 Resolving Intervalley Exciton Couplings in Atomically Thin Semiconductors with Multidimensional Spectroscopy — •Lawson Lloyd, Ryan Wood, Fauzia Mujid, Siddhartha Sohoni, Karen Ji, Po-Chieh Ting, Jacob Higgins, Jiwoong Park, and Gregory Engel
10:45 O 34.2 Electron dynamics after a spin- and valley-polarized electronic excitation in WS2 — •Lasse Münster, Sarah Zajusch, Raul Perea-Causin, Samuel Brem, Katsumi Tanimura, Jens Güdde, Yaroslav Gerasimenko, Rupert Huber, Ermin Malic, Ulrich Höfer, and Robert Wallauer
11:00 O 34.3 Influence of the substrate dielectric permittivity on ultrafast quasiparticles dynamics in WS2 monolayers — •Subhadra Mohapatra, Lukas Gierster, Stefano Calati, Nicholas Michael Olsen, Quiyang Li, Xiaoyang Zhu, and Julia Stähler
11:15 O 34.4 Probing the ultrafast hole-transfer mechanism in a twisted TMD heterostructure — •Marcel Reutzel, Jan Philipp Bange, David Schmitt, Wiebke Bennecke, Giuseppe Meneghini, AbdulAziz AlMutairi, Daniel Steil, Sabine Steil, R. Thomas Weitz, Samuel Brem, G. S. Mathijs Jansen, Stephan Hofmann, Ermin Malic, and Stefan Mathias
11:30 O 34.5 Resolving momentum-dependent phonon buildup at a 1T-TiSe2 surface using diffuse scattering in ultrafast LEED — •Felix Kurtz, Tim Dauwe, Sergey Yalunin, Gero Storeck, Jan Gerrit Horstmann, Hannes Böckmann-Clemens, and Claus Ropers
11:45 O 34.6 Topical Talk: Photoemission orbital tomography for excitons — •Peter Puschnig, Andreas Windischbacher, Melvin Hodžić, and Christian S. Kern
12:15 O 34.7 Ultrafast lattice dynamics of Niobium diselenide (2H-NbSe2) — •Victoria C. A. Taylor, Yoav William Windsor, Hyein Jung, and Ralph Ernstorfer
12:30 O 34.8 Non-equilibrium dynamics of bulk VSe2 — •Wibke Bronsch, Manuel Tuniz, Denny Puntel, Alessandro Giammarino, Fulvio Parmigiani, and Federico Cilento
12:45 O 34.9 Ultrafast charge separation and charge density wave suppression in monolayer TiSe2 on graphite — •Sebastian Buchberger, Charlotte Sanders, Yu Zhang, Emma Springate, Paulina Majchrzak, Jill Miwa, Philip Hofmann, Søren Ulstrup, and Phil D. C. King
13:00 O 34.10 Manipulation of the charge-density-wave in VTe2 by femtosecond light pulses — •Manuel Tuniz, Wibke Bronsch, Denny Puntel, Giovanni Di Santo, Luca Petaccia, Davide Soranzio, Davide Bidoggia, Maria Peressi, Fulvio Parmigiani, and Federico Cilento
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