TT 38: CE: Quantum-Critical Phenomena 2
Freitag, 26. März 2010, 10:15–12:45, H18
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10:15 |
TT 38.1 |
Low field spin dynamics of a Cu(II) S=1/2 antiferromagnetic Heisenberg chain studied by 14N-NMR spectroscopy — •Marco Günther, Hannes Kühne, Matthias Falkner, Hans-Henning Klauß, K. Doll, C.P. Landee, and M.M. Turnbull
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10:30 |
TT 38.2 |
The concept of effective temperature in current carrying quantum critical states — •Stefan Kirchner and Qimiao Si
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10:45 |
TT 38.3 |
Quantum aging in a sub-Ohmic heat bath — •Peter Nalbach and Michael Thorwart
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11:00 |
TT 38.4 |
Hauptvortrag:
Neutron Scattering Studies of Spin-Ladders — •Bella Lake, Alexei M. Tsvelik, Susanne Notbohm, D. Alan Tennant, Toby G. Perring, Manfred Reehuis, Chinnathambi Sekar, Gernot Krabbes, and Bernd Büchner
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11:30 |
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15 min. break
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11:45 |
TT 38.5 |
High-temperature signatures of quantum criticality in heavy-fermion compounds and the relation to two-impurity Kondo systems — •Johann Kroha, Laszlo Borda, Markus Klein, Friedrich Reinert, Pascal Simon, Oliver Stockert, and Hilbert von Löhneysen
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12:00 |
TT 38.6 |
Multiscale Quantum Criticality: The Pomeranchuk Instability in Isotropic Metals — •Mario Zacharias, Peter Wölfle, and Markus Garst
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12:15 |
TT 38.7 |
De-Haas van-Alphen oscillations in nonrelativistic U(1) gauge theories — •Lars Fritz and Subir Sachdev
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12:30 |
TT 38.8 |
Real space renormalization group approach to the two-dimensional antiferromagnetic Heisenberg model with plaquette deformations — Andreas Fledderjohann, K.-H. Mütter, and •Andreas Klümper
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