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Regensburg 2013 – wissenschaftliches Programm

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TT: Fachverband Tiefe Temperaturen

TT 53: Correlated Electrons: Heavy Fermions

Donnerstag, 14. März 2013, 09:30–13:00, H19

09:30 TT 53.1 Formation of the coherent heavy fermion liquid at the ‘hidden order’ transition in URu2Si2Shouvik Chatterjee, •Jan Trinckauf, Torben Hänke, Daniel E. Shai, John W. Harter, Travis J. Williams, Graeme M. Luke, Kyle M. Shen, and Jochen Geck
09:45 TT 53.2 High field Hall measurements on UPt2Si2 at very low temperatures — •Dirk Schulze Grachtrup, Ilya Sheikin, Stefan Süllow, and John A. Mydosh
10:00 TT 53.3 Quasiparticles and Fermi surface of UPt2Si2 — •Zübeyir Cakir and Gertrud Zwicknagl
10:15 TT 53.4 The magnetic phase diagram of CeAu2Ge2 — •Felix Eilers, Diego Zocco, Chien-Lung Huang, Veronika Fritsch, Kai Grube, and Hilbert v. Löhneysen
10:30 TT 53.5 Strong enhancement of the thermopower of YbRh2Si2 by La substitution — •Ulrike Stockert, Heike Pfau, Cornelius Krellner, Steffen Wirth, Christoph Geibel, and Frank Steglich
10:45 TT 53.6 Magnetic phases in Yb(Rh0.42Co0.58)2Si2 — •A. Hannaske, O. Stockert, C. Klingner, C. Krellner, S. Matas, M.-H. Lemee-Cailleau, L. Pedrero, M. Brando, C. Geibel, and F. Steglich
11:00 TT 53.7 Electronic Structure of LuRh2Si2 - reference to YbRh2Si2 — •Pascal Reiss, Swee K. Goh, F. Malte Grosche, Zachary Fisk, Michael Sutherland, Patrick M.C. Rourke, Gertrud Zwicknagl, and Sven Friedemann
  11:15 15 min. break
11:30 TT 53.8 Eu valence and Fermi-surface development in EuX2Si2 (X = Co, Rh, Ir) systems — •K. Götze, S. Seiro, C. Geibel, H. Rosner, V. Petzold, A. Polyakov, J. Wosnitza, I. Sheikin, and A. Suslov
11:45 TT 53.9 Optical study of archetypical valence-fluctuating Eu systemsV. Guritanu, S. Seiro, •J. Sichelschmidt, N. Caroca-Canales, T. Iizuka, S. Kimura, C. Geibel, and F. Steglich
12:00 TT 53.10 Non-Fermi liquid picture and superconductivity in heavy fermion systems — •Steffen Sykora and Klaus W. Becker
12:15 TT 53.11 YbPt2Sn and YbPt2In: Unusual weak magnetic exchange in two different structure types — •Thomas Gruner, Dongjin Jang, Alexander Steppke, Manuel Brando, and Christoph Geibel
12:30 TT 53.12 Magnetic field dependence of multiple order parameters in CeB6 — •G. Friemel, H. Jang, A. Schneidewind, Y. Li, A. V. Dukhhenko, N. Y. Shitsevalova, N. E. Sluchanko, A. Ivanov, V. B. Filipov, B. Keimer, and D. S. Inosov
12:45 TT 53.13 Spin excitons in the unconventional superconducting and hidden order state of strongly correlated electrons — •Alireza Akbari and Peter Thalmeier
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