Dresden 2014 – wissenschaftliches Programm

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O: Fachverband Oberflächenphysik

O 5: Topological Insulators: Mostly Structure and Electronic Structure (HL jointly with MA, O, TT)

Montag, 31. März 2014, 09:45–12:30, POT 051

09:45 O 5.1 InAs/GaSb compound quantum wells for electrically tunable topological insulator devices — •Georg Knebl, Matthias Dallner, Robert Weih, Sven Höfling, and Martin Kamp
  10:00 O 5.2 The contribution has been withdrawn.
10:00 O 5.3 Temperature-dependent surface band gap of Dirac fermions observed at the (111) surface of the crystalline topological insulator Pb-Sn-Se — •Partha S. Mandal, Gunther Springholz, Günther Bauer, Valentine V. Volobuev, Andrei Varykhalov, Oliver Rader, and Jaime Sánchez-Barriga
10:15 O 5.4 Surface-Dominated Transport on a Bulk Topological Insulator — •Lisa Kühnemund, Lucas Barreto, Frederik Edler, Christoph Tegenkamp, Jianli Mi, Martin Bremholm, Bo Brummerstedt Iversen, Christian Frydendahl, Marco Bianchi, and Philip Hofmann
10:30 O 5.5 Room temperature high frequency transport of Dirac fermions in MBE grown Sb2Te3 based topological insulators — •T. Herrmann, P. Olbrich, S.N. Danilov, Ch. Weyrich, J. Kampmeier, G. Mussler, D. Grützmacher, L. Plucinski, C.M. Schneider, M. Eschbach, L.E. Golub, V.V. Bel’kov, and S.D. Ganichev
10:45 O 5.6 Topological Insulator Nanowires by Chemical Vapour Deposition — •Piet Schönherr and Thorsten Hesjedal
  11:00 Coffee break (15 min.)
11:15 O 5.7 Optoelectronic flow trajectories in topological insulators — •Paul Seifert, Christoph Kastl, Tong Guan, Kehui Wu, X. Y. He, Yongqing Li, and Alexander W. Holleitner
11:30 O 5.8 Polarization-controlled picosecond spin currents in topological insulators — •Christoph Kastl, Christoph Karnetzky, Helmut Karl, and Alexander W. Holleitner
11:45 O 5.9 Scanning Tunneling Microscopy of Ultrathin Topological Insulator Sb2Te3 Films on Si(111) grown by Molecular Beam Epitaxy — •Martin Lanius, Jörn Kampmeier, Gregor Mussler, and Detlev Grützmacher
12:00 O 5.10 Transport of Dirac fermions in the presence of spin-orbit impurities — •Pierre Adroguer, Dimitri Culcer, and Ewelina Hankiewicz
12:15 O 5.11 Oscillatory surface dichroism of the insulating topological insulator Bi2Te2Se — •Susmita Basak, Madhab Neupane, Hsin Lin, N. Alidoust, S.-Y. Xu, Chang Liu, I. Belopolski, G. Bian, J. Xiong, H. Ji, S. Jia, S.-K. Mo, M. Bissen, M. Severson, N. P. Ong, T. Durakiewicz, R. J. Cava, A. Bansil, and M. Z. Hasan
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