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Dresden 2009 – wissenschaftliches Programm

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TT: Fachverband Tiefe Temperaturen

TT 29: Correlated Electrons: Low-dimensional Systems - Materials 2

Mittwoch, 25. März 2009, 14:00–18:15, HSZ 301

14:00 TT 29.1 Magnetic Structure and Interactions in the Quasi-1D Antiferromagnet CaV2O4 — •Oliver Pieper, Bella Lake, Aziz Daoud-Aladine, Manfred Reehuis, Karel Prokeš, Bastian Klemke, Klaus Kiefer, Jiaqiang Yan, Asad Niazi, David C. Johnston, and Andreas Honecker
14:15 TT 29.2 Strongly dispersive magnetic excitations in Li2CuO2 — •W.E.A. Lorenz, S.-L. Drechsler, R. Kuzian, W. D. Stein, N. Wizent, A. Hiess, W. Schmidt, R. Klingeler, M. Loewenhaupt, and B. Büchner
14:30 TT 29.3 Ultrasonic investigations on the 1D diamond chain compound Azurite — •Cong T. Pham, Andreas Brühl, Mariano de Souza, Bernd Wolf, Jürgen Schreuer, Stefan Süllow, and Michael Lang
14:45 TT 29.4 Quantized Spin Waves in a Mesoscopic Antiferromagnetic Molecular Ring — •J. Dreiser, G. Carver, C. Dobe, H. U. Güdel, A. L. Barra, J. Taylor, and O. Waldmann
15:00 TT 29.5 Quantized Spin Waves in a Ferromagnetic Supertetrahedron: INS studies on Mn10 — •S. Stuiber, O. Waldmann, Y. H. Lan, N. Ghenadie, A. K. Powell, and T. Unruh
  15:15 15 min. break
15:30 TT 29.6 Fluctuation spectroscopy studies of the quasi–2D organic conductors κ−(BEDTTTF)2X — •Jens Brandenburg, Jens Müller, and John A. Schlueter
15:45 TT 29.7 Resistivity investigations on the X-ray irradiated Mott insulator κ-(ET)2Cu[N(CN)2]Cl — •Ammar Naji, Ulrich Tutsch, Michael Lang, and Takahiko Sasaki
16:00 TT 29.8 Thin films of charge transfer compounds of tetrathiafulvalene and its derivatives — •Vita Levitan and Michael Huth
16:15 TT 29.9 Thermodynamic studies on the proposed 2D spin-liquid state in κ-(ET)2Cu2(CN)3 — •Rudra Sekhar Manna, Andreas Bruehl, Mariano de Souza, John A. Schlueter, and Michael Lang
16:30 TT 29.10 Spin-state polaron in lightly hole doped LaCoO3 — •A. Alfonsov, E. Vavilova, V. Kataev, B. Büchner, A. Podlesnyak, M. Russina, A. Furrer, Th. Strässle, E. Pomjakushina, K. Conder, and D.I. Khomskii
  16:45 15 min. break
17:00 TT 29.11 Anomalous dielectric response of the copper oxide chains in LiCuVO4. — •Yulia Matiks, Peter Horsch, Reinhard Kremer, Bernhard Keimer, and Alexander Boris
17:15 TT 29.12 End states and singlet-triplet degeneracy in linear atomic chainsAntonio Monari, Valentina Vetere, Gian Luigi Bandazzoli, Stefano Evangelisti, and •Beate Paulus
17:30 TT 29.13 Understanding magnetic properties of layered copper oxychloride (CuCl)LaNb2O7 — •Alexander Tsirlin and Helge Rosner
17:45 TT 29.14 Volborthite Cu3V2O7(OH)2·2H2O: Orbital ordering on a distorted kagome geometry — •Oleg Janson, Johannes Richter, and Helge Rosner
18:00 TT 29.15 Quantum phase transitions in Ca3Ru2O7 — •Oliver Welzel, Patricia Alireza, Carsten Albrecht, Naoki Kikugawa, Andrew Mackenzie, and Malte Grosche
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