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Berlin 2005 – scientific programme

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TT: Tiefe Temperaturen

TT 23: Posters Superconductivity, Solids at Low Temperature

Monday, March 7, 2005, 14:00–18:00, Poster TU D

14:00 TT 23.1 Superconducting properties of HoNi2B2C single crystals — •Dmitri Souptel, Günter Behr, Wolfgang Löser, Konstantin Nenkov, and Günter Fuchs
14:00 TT 23.2 In-situ synthesis of MgB2 thin films for tunnel junctions — •R. Schneider, J. Geerk, F. Ratzel, A.G. Zaitsev, R. Heid, and K.-P. Bohnen
14:00 TT 23.3 Laserablatierte Magnesium / Bor Multilagen in Kombination mit in-situ Temperschritten: eine Methode zur Herstellung von MgB2-Schichten — •Andreas Klimmer, Roland Steiner, Alfred Plettl, Paul Ziemann, Jun Cai und Jürgen Behm
14:00 TT 23.4 Preparation and Characterization of thin Superconducting MgB2 Films — •A. Sidorenko, V.I. Zdravkov, E. Nold, Th. Koch, and Th. Schimmel
14:00 TT 23.5 Mn substitution in MgB2 single crystals: influence on structural properties — •G. Schuck, N.D. Zhigadlo, S.M. Kazakov, K. Rogacki, and J. Karpinski
14:00 TT 23.6 Influence of the stoichiometry variations on the properties of MgB2 prepared by mechanical alloying — •Marko Herrmann, Olaf Perner, Wolfgang Häßler, Christian Rodig, and Bernhard Holzapfel
14:00 TT 23.7 Magnetron sputtering of TiN thin films for superconducting single-photon detector — •Konstantin Ilin, Michael Siegel, Alexei Semenov, Heinz-Wilhelm Hübers, Eugen Hollmann, and Andreas Engel
14:00 TT 23.8 Synthesis and Characterization of new RexW1−xO3 Phases — •Ch. Helbig, B. Rohrmoser, K. Tröster, D. Shorokhov, G. Heymann, G. Eickerling, R. Herrmann, E.-W. Scheidt, and W. Scherer
14:00 TT 23.9 La2Zr2O7 buffer layers on Ni RABiTS for YBCO coated conductors using chemical solution deposition — •Kerstin Knoth, Sebastian Engel, Ruben Hühne, Heike Schlörb, Ludwig Schultz, and Bernhard Holzapfel
14:00 TT 23.10 Preparation of buffer layer architectures based on surface oxidized Ni tapes for coated conductor applications — •R. Hühne, D. Selbmann, J. Eickemeyer, L. Schultz, and B. Holzapfel
14:00 TT 23.11 Optimization of thick YBa2Cu3O7−x coated conductors produced by the TFA process — •Thomas Thersleff, Martina Falter, Heike Schlörb, Ludwig Schultz, and Bernhard Holzapfel
14:00 TT 23.12 YBa2Cu3O7−x-Schichten und Schichtsysteme für supraleitende Bauelemente — •Ulrike Baldeweg, Pierre Lorenz, Susan Biering, Veit Große, Christoph Becker, Ralf Bechstein, Tobias Förster, Hagen Wald, Frank Schmidl und Paul Seidel
14:00 TT 23.13 Optimierung von HTSC FlipChip-Gradiometern mit SiO2 als Isolationsmaterial — •Susan Biering, Ulrike Baldeweg, Ralf Bechstein, Christoph Becker, Veit Große, Frank Schmidl und Paul Seidel
14:00 TT 23.14 Elektrische Eigenschaften von SrTiO3 als Isolationsschicht für Tieftemperaturanwendungen — •Veit Große, Hagen Wald, Michael Mans, Frank Schmidl und Paul Seidel
14:00 TT 23.15 Reversible and irreversible magnetostrictive effects in untwinned YBa2Cu3O7 crystals — •P. Popovich, R. Lortz, C. Meingast, S. Tajima, and T. Masui
14:00 TT 23.16 Raman scattering from charge ordering fluctuations in cuprates — •Leonardo Tassini, Francesca Venturini, Rudi Hackl, Qing-Ming Zhang, Andreas Erb, Naoki Kikugawa, and Toshizo Fujita
14:00 TT 23.17 Change of quasiparticle dispersion in crossing Tc in the underdoped cuprates — •Thomas Eckl, Werner Hanke, Sergey V. Borisenko, and Jörg Fink
14:00 TT 23.18 Dynamical spin susceptibility in the d-density wave state: a comparison of theory and experiment — •Jan-Peter Ismer and Ilya Eremin
14:00 TT 23.19 Surface critical currents below and above Hc2(T) of Niobium — •Lars von Sawilski and Jürgen Kötzler
14:00 TT 23.20 Feldabhängigkeit grenzflächeninduzierter Supraleitung — •V. Koerting, Qingshan Yuan, P.J. Hirschfeld, T. Kopp, J. Mannhart und C.W. Schneider
14:00 TT 23.21 Effects of disorder with finite range on the properties of d-wave superconductors — •Simon Scheffler, Kurt Scharnberg, Carsten T. Rieck, and Atif Ismail
14:00 TT 23.22 Exchange integrals in 1D versus 2D cuprates - an electronic structure study — •Ulrike Nitzsche, Stefan-Ludwig Drechsler, and Helge Rosner
14:00 TT 23.23 Strong spin triplet contribution of the first removal state in the insulating regime of Bi-cuprates — •R.-S. Unger, C. Janowitz, U. Seidel, A. Krapf, R. Manzke, V.A. Gavrichkov, and S.G. Ovchinnikov
14:00 TT 23.24 Angular resolved photoemission on Pb-Bi2201: Doping-dependent evolution of the pseudogap in the underdoped case — •L, Dudy, B. Müller, L. Lasogga, A. Krapf, H. Dwelk, C. Janowitz, R. Manzke und H. Höchst
14:00 TT 23.25 Four-Unit-Cell Superstructure in the Optimally Doped YBa2Cu3O6.92 Superconductor — •Z. Islam, X. Liu, S.K. Sinha, J.C. Lang, S.C. Moss, D. Haskel, G. Srajer, P. Wochner, D.R. Lee, D.R. Haeffner, and U. Welp
14:00 TT 23.26 Competing magnetic instabilities in 214-ruthenates — •P. Steffens, O. Schumann, O. Friedt, M. Braden, Y. Sidis, J. Kulda, S. Nakatsuji, N. Kikugawa, and Y. Maeno
14:00 TT 23.27 Renormalization group studies of pairing mechanism and order parameter symmetry in Sr2RuO4 — •Andrey Katanin, Arno Kampf, and Ivan Leonov
14:00 TT 23.28 Magnetic quantum oscillations in the normal and superconducting state of YNi2B2C — •O. Ignatchik, J. Wosnitza, M. Jäckel, D. Souptel, G. Behr, and P. Canfield
14:00 TT 23.29 Lattice dynamics and electron-phonon coupling in YBa2Cu4O8 — •V. Pankoke, R. Heid und K.-P. Bohnen
14:00 TT 23.30 Electronic structure and weak electron-phonon coupling in TiB2 — •Eugenio Forzani and Helge Rosner
14:00 TT 23.31 Electronic structure and electron phonon coupling in Sc doped MgB2 — •Vivien Petzold and Helge Rosner
14:00 TT 23.32 Observation of a second energy gap in Nb3Sn — •M. Marz, R. Lortz, A. Junod, W. Goldacker, and G. Goll
14:00 TT 23.33 Investigation of CeCoIn5/Pt point contacts in the normal and superconducting states — •Stefan Kontermann, Gernot Goll, Todd Sayles, and M. Brian Maple
14:00 TT 23.34 Unusual electronic and magnetic properties of intermetallic antiperovskites — •Claire Loison, Andreas Leithe-Jasper, and Helge Rosner
14:00 TT 23.35 Mirage phenomena in quantum corrals of s-wave superconductors — •Markus Schmid and Arno P. Kampf
14:00 TT 23.36 Josephson current through a Pb/Cu/Pb nanobridge — •Jonas Hanisch, Alexander Cosceev, Christoph Sürgers, Hilbert v. Löhneysen, and Gernot Goll
14:00 TT 23.37 Alternative mechanism of the sign-reversal effect in Superconductor-Ferromagnet-Superconductor Josephson Junctions — •Alexandra Anishchanka and Anatoli Volkov
14:00 TT 23.38 Superconducting/ferromagnetic proximity effect mediated by Cr-spacer layers in the Fe/Cr/V/Cr/Fe thin film system — •M. Fattakhov, I. Garifullin, L. R. Tagirov, K. Westerholt, and H. Zabel
14:00 TT 23.39 Non-ideal artificial phase discontinuity and fractional vortex dynamics in long Josephson 0-κ-junctions. — •Edward Goldobin, Tobias Gaber, Dieter Koelle, Reinhold Kleiner, Michael Siegel, and Manfred Neuhaus
14:00 TT 23.40 Polarised SANS measurements of the FLL in niobium — •Sebastian Mühlbauer, Robert Georgii und Peter Böni
14:00 TT 23.41 Surface potential in superconductors — •K. Morawetz, P. Lipavský, Jan Koláček, J.J. Mares, E.H. Brandt, and M. Schreiber
14:00 TT 23.42 Vortex dynamics in Nb films on faceted substrate surfaces — •Oleksiy K. Soroka, Michael Huth, Valerij A. Shklovskij, Jens Oster, and Hermann Adrian
14:00 TT 23.43 Einfluss akustischer Oberflächenwellen auf die gemischte Phase in MgB2 — •Andreas Heinrich, Christian Leirer, Rudolf Schneider, Bernd Stritzker und Achim Wixforth
14:00 TT 23.44 Shadow on the wall cast by an Abrikosov vortex — •Siegfried Graser, Christian Iniotakis, Thomas Dahm, and Nils Schopohl
14:00 TT 23.45 Vortex core structure of a two-gap superconductor — •Andreas Gumann, Siegfried Graser, Thomas Dahm und Nils Schopohl
14:00 TT 23.46 Local density of states at faceted boundaries of d-wave superconductors — •Christian Iniotakis, Siegfried Graser, Thomas Dahm, and Nils Schopohl
14:00 TT 23.47 Elektrische Untersuchung serieller intrinsischer Josephsonkontaktarrays an dünnen Tl2Ba2CaCu2O8+x Schichten auf r-cut Saphir und 20 vicinalem LaAlO3 — •Matthias Büenfeld, Ralf Bechstein, Michael Mans, Frank Schmidl, Alexandr Grib, Henrik Schneidewind und Paul Seidel
14:00 TT 23.48 Intrinsic Josephson effects in the ferromagnetic superconductor RuSr2GdCu2O8 — •T. Nachtrab, D. Koelle, R. Kleiner, C. T. Lin, C. Bernhard, R. Koch, and P. Müller
14:00 TT 23.49 A LT-STM for spectroscopy on finite superconducting proximity structures — •Christian Debuschewitz, Frank Münstermann, Vojko Kunej, and Elke Scheer
14:00 TT 23.50 Fractional thermal magnetoconductance of one-dimensional proximity systems — •Grigory Tkachov
14:00 TT 23.51 Oscillations of Superconducting Tc in Nb/Cux Ni1−x Bilayers With Subnanometer Thick Ferromagnetic Layer — •V. I. Zdravkov, A. S. Sidorenko, V. Ryazanov, V. Oboznov, M. Schreck, S. Gsell, S. Horn, C. Mueller, and A. Wixforth
14:00 TT 23.52 Superconductivity in Pd films on EuxSr1−xS — •A. Cosceev, A. Faißt, C. Pfleiderer, C. Sürgers, and H. v. Löhneysen
14:00 TT 23.53 Andreev reflection in nanostructured Al/Ni point contacts — •D. Weissenberger, F. Pérez-Willard, C. Sürgers, and H. v. Löhneysen
14:00 TT 23.54 Superconducting noise bolometer as a direct detector — •Alexei Semenov, Heinz-Wilhelm Hübers, Konstantin Ilin, Michael Siegel, and Andreas Engel
14:00 TT 23.55 Design und Entwicklung von Arrays kalorimetrischer Tieftemperatur Detektoren für die Energiemessung von Schwerionen — •J.P. Meier, A. Bleile, P. Egelhof, A. Kiseleva, O. Kiselev und S. Kraft-Bermuth
14:00 TT 23.56 Metallic magnetic calorimeters: design considerations for large area detectors and arrays — •M. Linck, A. Burck, T. Daniyarov, H. Rotzinger, T. Scarbrough, A. Fleischmann, and C. Enss
14:00 TT 23.57 Neues Verfahren zur räumlichen Abbildung der Leistungsverteilung von Mikrowellen — •Andre Kaestner, Felix Stewing und Meinhard Schilling
14:00 TT 23.58 Josephson effects in cold atomic fermionic gases near a Feshbach resonance — •Flavio Nogueira
14:00 TT 23.59 Density flutuations of a hard-core Bose gas in a one-dimensional lattice — •Christopher Moseley, Cenap Ates, and Klaus Ziegler
14:00 TT 23.60 Magnetic field dependence of polarisation echos generated in mixtures of amorphous glycerin and heavy water — •C. Fischer, M. Bartkowiak, S. Hunklinger, and C. Enss
14:00 TT 23.61 1/f-noise in quench condensed Ag films — •Michael Burst, Swastik Kar, Arup K. Raychaudhuri, and Georg Weiss
14:00 TT 23.62 Low-temperature investigation on thermal properties of glasses — •Astrid Netsch, Hsin-Yi Hao, Sabine Wolf, Andreas Rost, Andreas Fleischmann, and Christian Enss
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