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Berlin 2012 – wissenschaftliches Programm

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HL: Fachverband Halbleiterphysik

HL 71: Poster Session: Graphene / Topological Insulators / Interfaces and Surfaces

Mittwoch, 28. März 2012, 16:00–19:00, Poster D

16:00 HL 71.1 Nanomachining of mono- and bilayer graphene with the atomic force microscope — •Johannes Rode, Hennrik Schmidt, Dmitri Smirnov, and Rolf J. Haug
16:00 HL 71.2 Magnetism of Dirac Fermions — •Stephan Albert, Stefanos Chalkidis, Amadeus Mlynarski, Marc Wilde, and Dirk Grundler
16:00 HL 71.3 Influence of structural properties on ballistic transport in nanoscale epitaxial graphene cross junctions — •Epaminondas Karaissaridis, Sonja Weingart, Claudia Bock, Ulrich Kunze, Florian Speck, and Thomas Seyller
16:00 HL 71.4 Landau level splitting in monolayer and bilayer graphene superlattices — •George Pal, Walter Apel, and Ludwig Schweitzer
16:00 HL 71.5 Non-local Andreev reflection as a probe of spin entanglement in graphene nanostructures — •Hans Hettmansperger, Patrik Recher, and Björn Trauzettel
16:00 HL 71.6 Resonant scattering in graphene: adsorbate fingerprints from ab initio calculations — •Karri Saloriutta, Martti J. Puska, and Antti-Pekka Jauho
16:00 HL 71.7 Defect controlled conductivity of graphene with vacancies and N impurities — •Karel Carva, Biplab Sanyal, Jonas Fransson, and Olle Eriksson
16:00 HL 71.8 Superlattice Effects on Transport in Graphene and Graphene Nanoribbons — •Fedor Tkatschenko, Jan Bundesmann, Viktor Krückl, Dmitry Ryndyk, and Klaus Richter
16:00 HL 71.9 Modulating Charge Carrier Concentration using Patterned Top Gates in Graphene Structures — •Franz-Xaver Schrettenbrunner, Dominik Koch, Dieter Weiss, and Jonathan Eroms
16:00 HL 71.10 Crystallographically Anisotropic Etching of Graphene — •Florian Oberhuber, Paula Giudici, Stefanie Heydrich, Tobias Korn, Christian Schüller, Dieter Weiss, and Jonathan Eroms
16:00 HL 71.11 Nanoscale control of the dielectric environment of grapheneVitalij Scenev, •Nikolaj Severin, and Jürgen Rabe
16:00 HL 71.12 Transport Properties of Graphene on Atomically Flat Substrates — •Jens Mohrmann, Hilbert v. Löhneysen, and Romain Danneau
16:00 HL 71.13 Contact Resistance in Graphene Field Effect Transistors — •renjun du, kristina hönes, pablo robert, fan wu, hilbert von löhneysen, and romain danneau
16:00 HL 71.14 Ultrafast phonon relaxation in graphite — •Martin Scheuch, Tobias Kampfrath, Martin Wolf, Konrad von Volkmann, Christian Frischkorn, and Luca Perfetti
16:00 HL 71.15 The detection of terahertz radiation via graphene based devices at low magnetic field — •Majdi Salman, Markus Golla, Yu. B. Vasilyev, Fathi Gouider, Miriam Friedemann, Franz. J Ahlers, Hennrik Schmidt, Rolf Haug, and Georg Nachtwei
16:00 HL 71.16 Edge Functionalization of Graphene Nanoribbons — •Eric Parzinger, Max Seifert, Lucas Hess, Martin Stutzmann, and Jose Antonio Garrido
16:00 HL 71.17 Cell Bioelectronics using Graphene TransistorsLiding Zhang, Lucas Hess, Max Seifert, Christoph Becker-Freyseng, Martin Stutzmann, Ian D. Sharp, Jose A. Garrido, and •Tobias Schneider
16:00 HL 71.18 Direct growth of few-layer graphene on micaGunther Lippert, •Marvin Zöllner, Jarek Dabrowski, and Grzegorz Lupina
16:00 HL 71.19 Resist-free patterning and transport measurements on graphene layers — •Benedikt Sommer, Arkadius Ganczarczyk, Martin Geller, and Axel Lorke
16:00 HL 71.20 Transport through structured ultra-thin Bi2Se3 flakes — •Regine Ockelmann, Christian Volk, Anton Maier, and Christoph Stampfer
16:00 HL 71.21 MBE-grown HgTe as a 2D and 3D topological insulator — •Philipp Leubner, Christopher Ames, Maximilian Kessel, Matthias Mühlbauer, Luis Maier, Christoph Brüne, Hartmut Buhmann, and Laurens Molenkamp
16:00 HL 71.22 Kondo Tunneling between 1D Helical Liquids — •Thore Posske, Chao-Xing Liu, Jan Carl Budich, and Björn Trauzettel
16:00 HL 71.23 Analysis and Improvement of the modified Becke-Johnson exchange potential — •David Koller, Fabien Tran, and Peter Blaha
16:00 HL 71.24 A functional renormalization group approach for treating interactions in strongly disordered electron systems — •Christian Seiler and Ferdinand Evers
16:00 HL 71.25 FTIR-Spectroscopy of MOCVD-Prepared Ge(100) and P-rich GaP(100) — •Claas Löbbel, Anja Dobrich, Johannes Luczak, Sebastian Brückner, Henning Döscher, Peter Kleinschmidt, and Thomas Hannappel
16:00 HL 71.26 Atomic surface structure of Ge(100) surfaces in vapor phase epitaxy ambient — •Sebastian Brueckner, Oliver Supplie, Enrique Barrigon, Henning Doescher, Anja Dobrich, Claas Loebbel, Johannes Luzcak, Peter Kleinschmidt, and Thomas Hannappel
16:00 HL 71.27 Surface chemical and electronic properties of In2O3 and In2O3−x nanoparticles for ozone detection — •Marcel Himmerlich, Chunyu Wang, Volker Cimalla, Oliver Ambacher, and Stefan Krischok
16:00 HL 71.28 Gallium Phosphide - Silicon Interface: Structure and Anisotropy Investigations — •Steinbach Gabi, Gemming Sibylle, Döscher Henning, Hannappel Thomas, and Schreiber Michael
16:00 HL 71.29 Calculation of valence band offsets from tight-binding band structures — •Daniel Mourad and Gerd Czycholl
16:00 HL 71.30 The Change of Electrical Conductivity in Dependence of UV Illumination of Nano-Porous Titania (TiO2) Combined with Infrared Spectroscopy (FTIR) — •Thomas Kriesche and Thomas Bürgi
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