Berlin 2008 – wissenschaftliches Programm
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HL: Fachverband Halbleiterphysik
HL 31: Poster II
Dienstag, 26. Februar 2008, 16:30–19:00, Poster D
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16:30 | HL 31.1 | Temperature dependency of valence and conduction bands studied by means of synchrotron spectroscopic ellipsometry — •Christoph Cobet, Christoph Werner, Munise Rakel, Wolfgang Richter, and Norbert Esser |
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16:30 | HL 31.2 | Indium-oxide polymorphs from first principles: Quasiparticle electronic states — •Frank Fuchs and Friedhelm Bechstedt |
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16:30 | HL 31.3 | Excitonic electroreflectance spectra of hexagonal GaN — •Steve Lenk and Erich Runge |
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16:30 | HL 31.4 | Cascade of Y-shaped spin filters in InAs — •Jan Jacob, Sebastian Peters, Toru Matsuyama, Ulrich Merkt, Guido Meier, Aron Cummings, Richard Akis, and David Ferry |
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16:30 | HL 31.5 | Landauer-Büttiker study of transport in a two-dimensional electron gas with spin-orbit coupling — •maria silvia garelli and John Schliemann |
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16:30 | HL 31.6 | Spin Injection in GaAs by Cleaved-Edge-Overgrowth — •Arne Ludwig, Carsten Godde, Sani Noor, Stephan Hövel, Dirk Reuter, Andreas D. Wieck, Ulrich Köhler, and Martin Hofmann |
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16:30 | HL 31.7 | Shear deformation and relaxed lattice constant of (Ga,Mn)As layers on GaAs(113)A — •Lukas Dreher, Joachim Daeubler, Michael Glunk, Wladimir Schoch, Wolfgang Limmer, and Rolf Sauer |
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16:30 | HL 31.8 | Spin-orbit coupling in InGaSb/InAlSb and InGaAs/InP 2DEGs — •Vitaliy A. Guzenko, Masashi Akabori, Thomas Schäpers, Sergio Estévez, Hilde Hardtdegen, Taku Sato, Toshi-kazu Suzuki, and Syoji Yamada |
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16:30 | HL 31.9 | Magnetotransport through lateral (001)-(Ga,Mn)As structures with nanoconstriction — •Markus Schlapps, Teresa Lermer, Daniel Neumaier, Rashid Gareev, Janusz Sadowski, Werner Wegscheider, and Dieter Weiss |
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16:30 | HL 31.10 | TMR and highly anisotropic magnetoresistance effects in (Ga,Mn)As based trilayer structures — •Eva Brinkmeier, Rashid Gareev, Matthias Sperl, Ursula Wurstbauer, Janusz Sadowski, Dieter Schuh, Werner Wegscheider, and Dieter Weiss |
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16:30 | HL 31.11 | Characterization and Weak-Antilocalization measurements of InGaAs/InP quantum wire structures — •Markus Hagedorn, Masashi Akabori, Hilde Hardtdegen, Vitaliy Guzenko, and Thomas Schäpers |
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16:30 | HL 31.12 | Optical detection of spin polarisation in a lateral spin-transport device with (Ga,Mn)As injecting contacts — •Andreas Maurer, Michael Griesbeck, Thomas Kufner, Andreas Einwanger, Tobias Korn, Mariusz Ciorga, Dieter Schuh, Werner Wegscheider, Dieter Weiss, and Christian Schüller |
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16:30 | HL 31.13 | SAW-mediated single-electron transport through carbon nanotubes — •Markus Regler, Jens Ebbecke, and Achim Wixforth |
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16:30 | HL 31.14 | Local and remote bend resistance characteristics in the hot-electron regime — •Matthias Wiemann, Ulrich Wieser, Ulrich Kunze, Dirk Reuter, and Andreas D. Wiek |
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16:30 | HL 31.15 | Imaging electron flow via magnetic focusing: Theory and Experiment — •Tobias Kramer, Eric Heller, and Robert Parrott |
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16:30 | HL 31.16 | Transport Through Single-Level Quantum Dots: Increase of Differential Conductance Peaks by Spin Relaxation — •Daniel Becker and Daniela Pfannkuche |
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16:30 | HL 31.17 | Full Counting Statistics of Electron Transport trough Quantum Dots — •Ingmar Neumann, Christian Fricke, Frank Hohls, and Rolf J. Haug |
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16:30 | HL 31.18 | Magnetotransport studies of tunneling mechanisms in vertical quantum dot — •Oleksiy B. Agafonov, Tomohiro Kita, Hideo Ohno, and Rolf J. Haug |
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16:30 | HL 31.19 | Spin-splitting in the magnetotransport of tunnel-coupled AlGaAs/GaAs quantum point contacts — •S. S. Buchholz, P. S. Zapp, S. F. Fischer, U. Kunze, D. Schuh, and G. Abstreiter |
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16:30 | HL 31.20 | Suspended carbon nanotube quantum dots — •Andreas K. Hüttel and Herre van der Zant |
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16:30 | HL 31.21 | Top down processing and electrical characterisation of InAs nanocolumns — Jakob Wensorra, •Sonja Heiderich, Mihail Ion Lepsa, Klaus Michael Indlekofer, Hans Lüth, and Detlev Grützmacher |
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16:30 | HL 31.22 | Spin dependent transport in a lateral few electron quantum dot — •Theo Ridder, Maximilian C. Rogge, Dirk Reuter, Andreas D. Wieck, and Rolf J. Haug |
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16:30 | HL 31.23 | Modelling of nanowiretransistors in Landauer-Büttiker formalism — •Paul Nicolae Racec and Elena Roxana Racec |
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16:30 | HL 31.24 | Diagrammatic Technique for Frequency-dependent Full Counting Statistics — •D. Marcos, C. Emary, T. Brandes, and R. Aguado |
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16:30 | HL 31.25 | Micro-Raman studies of the formation of ternary and quaternary II-VI nanocrystals in borosilicate glass — •Yuriy Azhniuk, Vasyl Lopushansky, Yuriy Hutych, Ivan Turok, Larysa Prots, Alexander Gomonnai, and Dietrich R T Zahn |
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16:30 | HL 31.26 | Electrical integration of semiconductor nanowires — •Katharina Wegener, Sven Müller, Daniel Stichtenoth, Wilma Dewald, Carsten Ronning, Christoph Gutsche, Andrey Lysov, Kai Blekker, Werner Prost, and Franz Josef Tegude |
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16:30 | HL 31.27 | Growth and faceting of self-assembled GaAs quantum dots — •Andrea Stemmann, Christian Heyn, Andreas Schramm, and Wolfgang Hansen |
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16:30 | HL 31.28 | Magnetization measurements on field-effect induced quantum dots — •G. Stracke, N. Ruhe, J. Topp, S. Mansfeld, Ch. Heyn, D. Heitmann, M.A. Wilde, and D. Grundler |
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16:30 | HL 31.29 | Molekularstrahlepitaxie-kompatible Nanostrukturierung von GaAs durch Lokale Anodische Oxidation mit einem Rasterkraftmikroskop — •Daniel Laipple, Andrea Stemmann, Christian Heyn und Wolfgang Hansen |
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16:30 | HL 31.30 | Low contact resistance for dielectrophoretically aligned carbon nanotubes — •Anindya Majumder, Markus Regler, and Achim Wixforth |
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16:30 | HL 31.31 | Kapazitätsspektroskopische Untersuchungen an doppel- und mehrfachlagigen Quantenpunkten — •Sascha Bohse, Andreas Schramm, Christiane Konetzni, Andrea Stemmann, Christian Heyn und Wolfgang Hansen |
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16:30 | HL 31.32 | Vergleich von transienten Kapazitätsspektroskopie-Methoden an selbstorganisierten Quantenpunkten — •Christiane Konetzni, Andreas Schramm, Christian Heyn und Wolfgang Hansen |
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16:30 | HL 31.33 | Very small ZnO nanoparticles and their organic ligands studied by Raman spectroscopy and X-ray diffraction — •Maxim Raskin, Marcel Schumm, Nicole Pfeiffer, Julia Harz, Khellil Bouamama, Reinhard B. Neder, and Jean Geurts |
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16:30 | HL 31.34 | Memory effect in MOS structures containing amorphous or crystalline silicon nanoparticles — •Sebastian Meier, Rudolf Brüggemann, Gottfried Heinrich Bauer, Nicola Nedev, Emmo Manolov, Diana Nesheva, and Zelma Levi |
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16:30 | HL 31.35 | Kinetics of Si quantum dot formation in thermally deposited SiOx layers upon vacuum annealing — •Bert Stegemann, Daniel Sixtensson, Andreas Schöpke, and Manfred Schmidt |
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16:30 | HL 31.36 | Cd-loss of CdSe quantum dots in ZnSe during MBE growth — •Utz Bass, Jean Geurts, Fabian Eschenbach, Suddhasatta Mahapatra, and Karl Brunner |
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16:30 | HL 31.37 | Polarisation properties of single lateral InGaAs quantum dot molecule photoluminescence — •Marcus Witzany, Claus Hermannstädter, Gareth Beirne, Lijuan Wang, Armando Rastelli, Oliver Schmidt, and Peter Michler |
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16:30 | HL 31.38 | Measurements of the second order intensity correlation of quantum dots in GaAs/AlGaAs microcavities — •Marc Aßmann, Thorsten Berstermann, and Manfred Bayer |
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16:30 | HL 31.39 | Influence of spin-orbit coupling and crystal-field splitting on the electronic and optical properties of nitride quantum dots with a wurtzite structure — •Stefan Schulz, Stefan Schumacher, and Gerd Czycholl |
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16:30 | HL 31.40 | Optical Bloch equations for coupled nanosystems: linear spectra, saturation dynamics and pump-test spectra — •Marten Richter, Thomas Renger, and Andreas Knorr |
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16:30 | HL 31.41 | Theory of quantum light harvesting of coupled quantum dot systems — •Alexander Carmele, Marten Richter, and Andreas Knorr |
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16:30 | HL 31.42 | Time-resolved electroluminescence (TREL) measurements of InAs quantum-dot spin-injection LEDs — •H. Flügge, W. Löffler, P. Aßhoff, C. Gohn, M. Hetterich, and H. Kalt |
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16:30 | HL 31.43 | Effective-bond-orbital-Modellierung von Halbleiter-Quantenpunkten — •Daniel Mourad und Gerd Czycholl |
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16:30 | HL 31.44 | Many-body model for the simulation of few-electron THz response in gated nanowires — •Radoslav Németh and Klaus Michael Indlekofer |
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16:30 | HL 31.45 | Optical Investigations of the Temperature Behavior of InP Quantum Dots Embedded in Different Shaped (AlxGa1−x)InP Barriers — •Moritz Bommer, Matthias Reischle, Wolfgang Michael Schulz, and Peter Michler |
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16:30 | HL 31.46 | Inhomogeneous broadening of Raman LO/TO line in silicon nanowire samples — •Harald Scheel, Sevak Khachadorian, and Christian Thomsen |
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16:30 | HL 31.47 | Influence of the Coulomb interaction on linear and nonlinear optical properties of single-wall carbon nanotubes — •Matthias Hirtschulz, Frank Milde, Ermin Malic, Stefan Butscher, Christian Thomsen, Stefanie Reich, and Andreas Knorr |
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16:30 | HL 31.48 | Optical Control of electron spin qubit in InAs self-assembled quantum dots — •Clive Emary and Lu Jeu Sham |
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16:30 | HL 31.49 | Enhanced charge carrier confinement in quantum dots and wires fabricated by cleaved edge overgrowth — •Jörg Ehehalt, Christian Neugirg, Dieter Schuh, and Werner Wegscheider |
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16:30 | HL 31.50 | Theoretical investigations of the photoluminescence from Si nanocrystals — •Davoud Pouladsaz, Michael Schreiber, and Reinhard Scholz |
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16:30 | HL 31.51 | Coupling of quantum-dot excitons with nanoantennas — •Markus Pfeiffer, Thomas Zentgraf, Markus Lippitz, and Harald Giessen |
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16:30 | HL 31.52 | Structural Change and Power Factor Enhancement of Thermoelectric p-type Films — •Katrin Rothe, Matthias Stordeur, Hartmut Leipner, Frank Heyroth, and Bernd Engers |
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16:30 | HL 31.53 | Electrical and Mass transport in multi-wall carbon nanotubes — •Markus Löffler, Uhland Weißker, Thomas Mühl, Thomas Gemming, Rüdiger Klingeler, and Bernd Büchner |
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16:30 | HL 31.54 | Substrate induced low-dimensionality in few-layer graphene — •Jörg Kinzel, Jens Ebbecke, and Achim Wixforth |
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16:30 | HL 31.55 | Lateral electrical contacts to single bismuth-selenide nanowires — •Saskia F. Fischer, Markus Wahle, Shadyar Farhangfar, Jana Sommerlatte, and Kornelius Nielsch |
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16:30 | HL 31.56 | Carbon doped high mobility 2D hole gas in GaAs/AlGaAs heterostructures — Christian Gerl, •Marika Kubová, Dieter Schuh, and Werner Wegscheider |
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16:30 | HL 31.57 | Magnetic properties of amorphous, p-type conducting CuCr0.95Mg0.05O2 and CuCr0.93Mg0.05Mn0.02O2 — •Qingyu Xu, Heidemarie Schmidt, Shengqiang Zhou, Kay Potzger, Manfred Helm, Holger Hochmuth, Michael Lorenz, Christoph Meinecke, and Marius Grundmann |
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16:30 | HL 31.58 | Transport Measurements of Graphene — •Hennrik Schmidt, Patrick Barthold, Thomas Lüdtke, and Rolf J. Haug |
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16:30 | HL 31.59 | Classical ballistic transport in a triangular shaped cavity — Roland Ketzmerick and •Martin Richter |
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16:30 | HL 31.60 | Magneto-Transport in Two-Dimensional Electron Systems beneath Ferromagnetic Nanostructures — •Ralf Dinter, Holger Stillrich, Christian Heyn, Andreas Frömsdorf, Hans Peter Oepen, and Wolfgang Hansen |
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16:30 | HL 31.61 | Structural, optical and electrical properties of novel phase change alloys — •Sarah Gindner, Michael Woda, Stephan Kremers, Michael Klein, and Matthias Wuttig |
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16:30 | HL 31.62 | Experimental verification of the lens effect of a fractal structured LHM in the microwave regime — •Ernst Lenz, Benjamin Meier, and Heino Henke |
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16:30 | HL 31.63 |
Resonant behavior of fractal shaped metamaterials — •Benjamin Meier, Ernst Lenz, and Heino Henke |
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16:30 | HL 31.64 | Mix-and-Match process for ballistic devices on epitaxial few-layer graphene — •Sonja Weingart, Claudia Bock, Ulrich Kunze, Konstantin V. Emtsev, Thomas Seyller, and Lothar Ley |
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16:30 | HL 31.65 | Electrically induced phase transition in GeSbTe alloys — •Gunnar Bruns, Carl Schlockermann, Michael Woda, and Matthias Wuttig |
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16:30 | HL 31.66 | Investigation of charge transfer in organic-inorganic hybrid composites — •Marc Daniel Heinemann, Karsten von Maydell, Ingo Riedel, Joanna Kolny-Olesiak, Holger Borchert, and Jürgen Parisi |
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16:30 | HL 31.67 | Development of mesoporous TiO2-electrodes as ordered acceptor matrix for organic-inorganic bulk-heterojunction solar cells — •Jan Friedmann, Bettina Herbig, Maria Hammer, Andreas Sperlich, Moritz Liedtke, Ingo Riedel, Carsten Deibel, and Vladimir Dyakonov |
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16:30 | HL 31.68 | Development of Al-doped ZnO-nanocrystals for applications in advanced cell concepts of organic photovoltaics — •Daniel Rauh, Volker Lorrmann, Maria Hammer, Andreas Sperlich, Moritz Liedke, Carsten Deibel, Ingo Riedel, and Vladimir Dyakonov |
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16:30 | HL 31.69 | Application of Al-doped ZnO-nanocrystals for novel organic–inorganic hybrid solar cells — •Stefan Geissendörfer, Daniel Rauh, Ingo Riedel, Carsten Deibel, and Vladimir Dyakonov |