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Regensburg 2013 – wissenschaftliches Programm

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TT: Fachverband Tiefe Temperaturen

TT 59: Correlated Electrons: Quantum-Critical Phenomena - Experiments

Donnerstag, 14. März 2013, 15:00–18:30, H6

15:00 TT 59.1 Quasi one-dimensional electronic structure of ferromagnetic heavy fermion YbNi4P2 — •Sven Friedemann, Swee K Goh, Michael Sutherland, F Malte Grosche, Cornelius Krellner, Christoph Geibel, Helge Rosner, Manuel Brando, and Frank Steglich
15:15 TT 59.2 µSR investigations on the 4f-derived ferromagnetic quantum quantum critical system YbNi4(P1−xAsx)2 — •Rajib Sarkar, Johannes Spehling, Cornelius Krellner, Hubertus Luetkens, Chris Baines, Manuel Brando, Christoph Geibel, and Hans-Henning Klauss
15:30 TT 59.3 Ferromagnetic Quantum Critical Point in YbNi4(P1−xAsx)2 — •Cornelius Krellner, Alexander Steppke, Robert Küchler, Stefan Lausberg, Edit Lengyel, Lucia Steinke, Robert Borth, Thomas Lühmann, Michael Nicklas, Sven Friedemann, Christoph Geibel, Frank Steglich, and Manuel Brando
15:45 TT 59.4 Quantum criticality in partially frustrated CePd1−xNixAl — •Veronika Fritsch, Sarah Woitschach, Oliver Stockert, Wolfram Kittler, and Hilbert v. Löhneysen
16:00 TT 59.5 Pressure- and Composition-Induced Structural Quantum Phase Transition in the Cubic Superconductor (Sr,Ca)3Ir4Sn13 — •Swee K. Goh, Lina E. Klintberg, Patricia L. Alireza, Paul Saines, David Tompsett, Peter Logg, Jinhu Yang, Bin Chen, Kazuyoshi Yoshimura, and Malte Grosche
16:15 TT 59.6 Heat and charge transport study of quantum critical behavior in heavy fermion YbAgGe — •Jinkui Dong, Yoshi Tokiwa, Maik Schubert, Sergey L. Bud’ko, Paul C. Canfield, and Philipp Gegenwart
  16:30 15 min. break
16:45 TT 59.7 Hauptvortrag: Electron Spin Resonance (ESR) close to a Quantum Phase Transition: Probing YbRh2Si2 at mK Temperatures — •Marc Scheffler, Conrad Clauss, Mojtaba Javaheri, Martin Dressel, Jörg Sichelschmidt, Cornelius Krellner, Christoph Geibel, and Frank Steglich
17:15 TT 59.8 Influence of charge carrier doping on the T-Scale in YbRh2Si2 — •M.-H. Schubert, Y. Tokiwa, H. S. Jeevan, E. Blumenröther, and P. Gegenwart
17:30 TT 59.9 Competing Magnetic Anisotropies and Multicriticality: The Case of Co-doped YbRh2Si2 — •Eric C. Andrade, Manuel Brando, Christoph Geibel, and Matthias Vojta
17:45 TT 59.10 Evolution of ferromagnetic order in Yb(Rh1−xCox)2Si2 with x ≤ 0.27 — •Sandra Hamann, Stefan Lausberg, Lucia Steinke, Christoph Klingner, Cornelius Krellner, Manuel Brando, Christoph Geibel, and Frank Steglich
18:00 TT 59.11 NMR as a local probe for ferromagnetic correlation and quantum criticality in 3d systems: YFe2Al10 and Ta(Fe1−xVx)2 — •P. Khuntia, M. Brando, A. Strydom, M. Aronson, G. Kreiner, F. Steglich, and M. Baenitz
18:15 TT 59.12 High pressure transport studies of quantum critical behaviour close to ferromagnetism — •Yang Zou, Zhuo Feng, Peter Logg, Sven Friedemann, Hong En Tan, and F. Malte Grosche
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