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Dresden 2011 – wissenschaftliches Programm

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TT: Fachverband Tiefe Temperaturen

TT 10: Poster Session: Superconductivity

Montag, 14. März 2011, 14:00–18:00, P4

14:00 TT 10.1 Growth of YBCO thin films and their interaction with gold nano clusters — •Christian Katzer, Ralf Erlebach, Daniel Kuhwald, Peter Michalowski, Frank Schmidl, Ingo Uschmann, and Paul Seidel
14:00 TT 10.2 Characterization of YBa2Cu3O7−x -grain boundary contacts with Au-clusters — •Daniel Kuhwald, Christian Katzer, Ralf Erlebach, Matthias Schmidt, Veit Große, Frank Schmidl, and Paul Seidel
14:00 TT 10.3 Integration of predefined gas-phase condensed nanoparticles into YBa2Cu3O7−δ thin film multilayers — •Maria Sparing, Tom Thersleff, Jens Hänisch, Ingolf Mönch, Ruben Hühne, Sebastian Fähler, Bernd Rellinghaus, Ludwig Schultz, and Bernhard Holzapfel
14:00 TT 10.4 Phase formation and critical current density in YBCO based quasimultilayers prepared by off-axis pulsed laser deposition — •Elke Reich, Thomas Thersleff, Ruben Hühne, Kazumasa Iida, Ludwig Schultz, and Bernhard Holzapfel
14:00 TT 10.5 Low-temperature MFM based on piezoresistive cantileversPhilip Meiser, •Michael R Koblischka, and Uwe Hartmann
14:00 TT 10.6 NdBa2Cu3Ox nanowires grown in anodized alumina templates by microwave heating — •Michael R Koblischka, Anjela Koblischka-Veneva, and Uwe Hartmann
14:00 TT 10.7 Mechanically alloyed in-situ MgB2: Aspects of powder preparation towards an industrial scale wire preparation — •Marko Herrmann, Wolfgang Häßler, Christian Rodig, Margitta Schubert, Ania Kario, Konstantin Nenkov, Juliane Scheiter, Ludwig Schmolinga, André Aubele, Bernd Sailer, Klaus Schlenga, Bernhard Holzapfel, and Ludwig Schultz
14:00 TT 10.8 Fabrication of superconducting MgB2 thin films and characterization by THz-transmission spectroscopySavio Fabretti, •Martin Scheuch, Tobias Kampfrath, Christian Frischkorn, Martin Wolf, Patrick Thomas, and Andy Thomas
14:00 TT 10.9 Thermodynamic Investigations and Superconductivity in A(Fe1−xCox)2As2 (A = Ba, Ca, K) Systems — •M. Abdel-Hafiez, L. Harnagea, S. Singh, S. Aswartham, C. Nacke, G. Friemel, M. Kumar, C. Hess, S. Wurmehl, R. Klingeler, A.U.B. Wolter, and B. Büchner
14:00 TT 10.10 A quasi-optical setup for sub-terahertz ESR spectroscopy: application to superconducting iron pnictides — •R. Zahn, A. Alfonsov, G. Lang, F. Lipps, V. Kataev, S. Aswartham, S. Wurmehl, J. S. Kim, J. Deisenhofer, H.-A. Krug von Nidda, A. Loidl, and B. Büchner
14:00 TT 10.11 Low temperature specific heat and thermal expansion measurements of Ba(Fe1−xCox)2As2 single crystals in high magnetic fields — •Philipp Burger, Frédéric Hardy, Devang Joshi, Peter Adelmann, Doris Ernst, Rainer Fromknecht, Peter Schweiss, Thomas Wolf, and Christoph Meingast
14:00 TT 10.12 High resolution thermal expansion of isovalently doped BaFe2(As1−xPx)2 — •Anna Böhmer, Philipp Burger, Devang Joshi, Frédéric Hardy, Peter Schweiss, Christoph Meingast, Shigeru Kasahara, Takahito Terashima, Takasada Shibauchi, and Yuji Matsuda
14:00 TT 10.13 Single-Crystal Growth of Sr1−xKxFe2As2 superconductors using Sn flux — •Devang Joshi, Anna Böhmer, Frederic Hardy, Peter Adelmann, Doris Ernst, Thomas Wolf, Rainer Fromknecht, Peter Schweiss, and Christoph Meingast
14:00 TT 10.14 Optical Investigations on the Effect of Phosphorous Substitution in EuFe2(As1−xPx)2 Single Crystals — •Sina Zapf, Geoffrey Chanda, Dan Wu, Hirale S. Jeevan, Philipp Gegenwart, and Martin Dressel
14:00 TT 10.15 75As NMR study on (Eu/Sr)(Fe/Co)2As2 single crystal. — •Rajib Sarkar, Panchanana Khuntia, Michael Baenitz, Ramesh Nath, Hirale Jeevan, Philipp Gegenwart, and Frank Steglich
14:00 TT 10.16 Superconductivity and local-moment magnetism in Eu(Fe0.89Co0.11)2As2 — •Shuai Jiang, Philipp Gegenwart, and Guanghan Cao
14:00 TT 10.17 Applicability of the vitual crystal approximation to the band structure of Fe pnictides — •Alexander Yaresko
14:00 TT 10.18 Magnetic and orbital order in a spin-fermion model for pnictides — •Thomas Prestel and Maria Daghofer
14:00 TT 10.19 Theory of normal state incoherence in iron superconductors. — •Luis Craco and Stefano Leoni
14:00 TT 10.20 Structural and magnetic properties of the FeAs-based superconductors — •Navid Qureshi, Johanna Brand, Yvo Drees, Jochen Werner, Sabine Wurmehl, Christian Hess, Rüdiger Klingeler, Bernd Büchner, María Teresa Fernández-Díaz, Paul Steffens, and Markus Braden
14:00 TT 10.21 A method to contact individual microcrystalline oxypnictide single crystals — •Andreas Teichgräber, Christian Hess, Sabine Wurmehl, and Bernd Büchner
14:00 TT 10.22 Magnetic properties of CeFeAs1−xPxO iron pnictides studied by Moessbauer spectroscopy — •Ph. Materne, J. Spehling, H.-H. Klauss, T. Dellmann, H. Maeter, H. Luetkens, R. Khasanov, A. Amato, A. Jesche, C. Krellner, and C. Geibel
14:00 TT 10.23 75As NMR Study of Iron Pnictides RFeAsO1−xFx — •Marc Lux, Damian Rybicki, Thomas Meißner, Jürgen Haase, Grant Williams, and Chong Shen
14:00 TT 10.24 Ein Ferropniktid mit Phosphor: Sr1−xNaxFe2P2 — •Daniel Schmidt und Hans F. Braun
14:00 TT 10.25 Electronic Transport Properties of LiFeAs and Co doped LiFeAs — •Anne Bachmann, Dirk Bombor, Saicharan Aswaratham, Luminita Harnagea, Sabine Wurmehl, Christian Hess, and Bernd Büchner
14:00 TT 10.26 Effect of spin state, ordered moment and lattice anharmonicity on phonons in FeTeVladimir Gnezdilov, •Peter Lemmens, Yurii Pashkevich, Alexander Gusev, Karina Lamonova, Oleksandr Afanasiev, Sergei Gnatchenko, Vladimir Tsurkan, Joachim Deisenhofer, and Alois Loidl
14:00 TT 10.27 Magnetic properties and superconductivity in FeSe1−x — •Stephan Knöner, Mariano de Souza, Amir Haghighirad, Sebastian Köhler, Wolf Aßmus, and Michael Lang
14:00 TT 10.28 Systematic investigations of the ternary system Fe-Se-Te — •Michael Schulze, M. Yasin Hacisalihoglu, Christian G.F. Blum, Christian Hess, Manoj Kumar, Anja U.B. Wolter, Sabine Wurmehl, and Bernd Büchner
14:00 TT 10.29 Electronic properties across the first-order phase transition in Fe1.05Te — •Sahana Rößler, Dona Cherian, Sasidharan Harikrishnan, Handadi L. Bhat, Suja Elizabeth, John A. Mydosh, Frank Steglich, and Steffen Wirth
14:00 TT 10.30 Thermodynamic, magnetic and transport properties of Rh17S15 — •M. Uhlarz, O. Ignatchik, J. Wosnitza, A. Haase, M. Doerr, R. Daou, H. Rosner, H.R. Naren, A. Thamizhavel, and S. Ramakrishnan
14:00 TT 10.31 Coexistence of ferromagnetism and superconductivity in Bi3Ni nanostructures — •Thomas Herrmannsdörfer, Richard Skrotzki, Rico Schönemann, Joachim Wosnitza, Daniel Köhler, Regine Boldt, and Michael Ruck
14:00 TT 10.32 Enhanced Tc in a Dual-Layered Molecular Superconductor — •Mariano de Souza, Leonor Wiehl, John A. Schlueter, and Michael Lang
14:00 TT 10.33 Insights into the phase diagram of high-temperature superconductors obtained by terahertz spectroscopy — •Martin Scheuch, Luca Perfetti, Christian Frischkorn, Martin Wolf, and Tobias Kampfrath
14:00 TT 10.34 Two-component behaviour of high-temperature superconductor HgBa2CuO4+δ - a 199Hg and 63Cu NMR study — •Damian Rybicki, Jürgen Haase, Charles Slichter, Marc Lux, Martin Greven, Guichuan Yu, and Yuan Li
14:00 TT 10.35 Fluctuation of the hole density of a slightly under-doped (Bi,Pb)2 Sr2CaCu2O8+δ single crystal studied by X-ray absorption spectroscopy — •Ailakbar Ghafari, Ahmad Kamal Ariffin, Robin Weyrich, Christoph Janowitz, Helmut Dwelk, Rüdiger Mitdank, Alica Krapf, and Recardo Manzke
14:00 TT 10.36 Temperature dependence of itinerant holes of Bi(Pb)-2212 single crystals in the nearly optimally and under -doped regime by XAS — •Ailakbar Ghafari, Ahmad Kamal Ariffin, Christoph Janowitz, Helmut Dwelk, Rüdiger Mitdank, Alica Krapf, and Recardo Manzke
14:00 TT 10.37 63 Cu and 17 O NMR of electron-doped cuprates — •Michael Jurkutat, Grant V. M. Williams, Damian Rybicki, and Jürgen Haase
14:00 TT 10.38 Optical conductivity of Pr2CuO4 in the terahertz range — •T. Fischer, A. V. Pronin, J. Wosnitza, A. Ikeda, and M. Naito
14:00 TT 10.39 Surface and bulk electronic structure of Sr2RuO4 — •Volodymyr Zabolotnyy, Emanuela Carleschi, Timur Kim, Alexander Kordyuk, Jan Thöne, Johen Geck, Daniil Evtushinsky, Bryan Doyle, Rosalba Fittipaldi, Mario Cuoco, Antonio Vecchione, Bernd Büchner, and Sergey Borisenko
14:00 TT 10.40 Nonlinear transport near the superconductor/insulator transition in thin TiN films — •D Kalok, A. Bilušić, T.I. Baturina, I. Schneider, V.M. Vinokur, and C. Strunk
14:00 TT 10.41 Discontinuity of capacitance at the onset of surface superconductivity controlled by electric fields — •Klaus Morawetz, Pavel Lipavský, and Jan Kolaček
14:00 TT 10.42 Static and dynamic properties of Abrikosov vortices in Nb thin films with superconducting pillar landscapes — •Benedikt Betz, Daniel Bothner, Matthias Kemmler, Markus Turad, Reinhold Kleiner, and Dieter Koelle
14:00 TT 10.43 Vortex imaging in YBCO grain boundary junction SQUIDs using low-temperature scanning electron microscopy — •Matthias Bailer, Christian Gürlich, Matthias Kemmler, M. Turad, Reinhold Kleiner, and Dieter Koelle
14:00 TT 10.44 Vortex motion in granular MgB2 thin films - Investigations with magneto-optical imaging — •Claudia Stahl, Sebastian Treiber, and Joachim Albrecht
14:00 TT 10.45 Tunable double well potential for fractional Josephson two-vortex molecule — •Dennis M. Heim, Karl Vogel, Wolfgang P. Schleich, Edward Goldobin, Dieter Koelle, and Reinhold Kleiner
14:00 TT 10.46 Anomalous features in Ic(H)-patterns of multifacet Josephson junctions — •Sebastian Scharinger, Christian Gürlich, Roman G. Mints, Martin Weides, Hermann Kohlstedt, Edward Goldobin, Dieter Koelle, and Reinhold Kleiner
14:00 TT 10.47 Triplet-superconductor-ferromagnet-triplet-superconductor junctions: Effects of finite width — •Bogusz Bujnowski, P.M.R. Brydon, and Carsten Timm
14:00 TT 10.48 Spin transport in diffusive ferromagnetic Josephson junctions with noncollinear magnetization — •Zahra Shomali, Malek Zareyan, and Wolfgang Belzig
14:00 TT 10.49 Charge transport through 1D arrays of small capacitance Josephson junctions with uniform voltage bias — •Jochen Zimmer, Roland Schäfer, Hannes Rotzinger, and Alexey V. Ustinov
14:00 TT 10.50 Dynamical Coulomb blockade of nonlocal conductance in N/S hybrid structures — •Michael J. Wolf, Florian Hübler, Detlef Beckmann, and Hilbert v. Löhneysen
14:00 TT 10.51 Quantum phase slip dynamics in Josephson junction chains — •Thomas Weissl, Iulian Matei, Ioan Mihai Pop, Florent Lecocq, Christoph Schenke, Gianluca Restelli, Frank W. Hekking, Olivier Buisson, and Wiebke Guichard
14:00 TT 10.52 Application of NbSi nanowires for quantum phase slip experiment — •Terhi T. Hongisto and Alexander B. Zorin
14:00 TT 10.53 Raman light scattering on YBa2Cu3O7/La2/3Ca1/3MnO3 Superlattices — •Nadir Omar Driza, Mohammed Bakr, Santiago Blanco Canosa, Soltan Soltan, Hanns-Ulrich Habermeier, Giniyat Khaliullin, Mathieu Le Tacon, and Bernhard Keimer
14:00 TT 10.54 FFLO like State in Bilayers and Trilayers of Superconductors and Ferromagnets: The Spin-Valve Core Structure — •Vladimir Zdravkov, Jan Kehrle, Günter Obermeier, Aladin Ulrich, Claus Müller, Roman Morari, Anatolie Sidorenko, Lenar Tagirov, Reinhard Tidecks, and Siegfried Horn
14:00 TT 10.55 Spin-dependent boundary conditions for diffusive quasiclassical Green’s functions at weakly polarised tunnel interfaces — •Peter Machon, Matthias Eschrig, and Wolfgang Belzig
14:00 TT 10.56 Hybrid Rings for circuit Quantum Electrodynamics — •E. Hoffmann, F. Deppe, T. Niemczyk, T. Wirth, E. P. Menzel, G. Wild, H. Huebl, F. Bilger, M. Mariantoni, A. Lukashenko, A. P. Zhuravel, A. Ustinov, A. Marx, and R. Gross
14:00 TT 10.57 Spatially-Resolved Single-Photon Detection in NbN Nanowires — •Philipp Jung, Alexander Lukashenko, Alexander P. Zhuravel, Stefan Wuensch, Matthias Hofherr, Konstantin Ilin, Michael Siegel, and Alexey V. Ustinov
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