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Berlin 2008 – scientific programme

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TT: Fachverband Tiefe Temperaturen

TT 13: Correlated Electrons: Low-dimensional Systems - Materials 1

Tuesday, February 26, 2008, 09:30–13:00, H 2053

09:30 TT 13.1 Resonant inelastic soft x-ray scattering on the spin-ladder/spin-chain system Sr14Cu24O41 — •Justina Schlappa, T. Schmitt, A. Bendounan, X. Wang, A. Piazzalunga, V. Strocov, B. Delley, B. Thielemann, H. Ronnow, G. Ghiringhelli, M. Grioni, L. Braicovich, C. Dallera, J. Mesot, and L. Patthey
09:45 TT 13.2 Highly frustrated S=1/2 spin chains near a quantum critical point — •R. Klingeler, S.-L. Drechsler, N. Tristan, V. Kataev, F. Kretzschmar, Y. Arango, N. Leps, J. Vavilova, A. Parameswaran, H.-H. Klauss, H. Luetkens, O. Volkova, A. Vasiliev, T. Lorenz, H. Rakoto, U. Zeitler, J. Richter, and B. Büchner
10:00 TT 13.3 Low-dimensional spin-1/2 systems in complex vanadium phosphates — •Alexander Tsirlin, Ramesh Nath, Christoph Geibel, and Helge Rosner
10:15 TT 13.4 KTi(SO4)2.H2O - a possible candidate for a new spin-Peirles system — •Deepa Kasinathan, Goran Nilsen, Henrik Ronnow, Stefan-Ludwig Drechsler, and Helge Rosner
10:30 TT 13.5 Spin dynamics in the plateau phase of the 1D distorted diamond chain azurite, Cu3(CO3)2(OH)2Kirrily Rule, Anja Wolter, •Stefan Süllow, Bernd Wolf, Michael Lang, Jürgen Schreuer, and Alan Tennant
10:45 TT 13.6 On the microscopic description of the spin-1/2 quantum magnet azurite — •Andreas Honecker, Johannes Richter, Helge Rosner, Oleg Janson, Roser Valenti, Hem Kandpal, Hena Das, Bernd Wolf, and Michael Lang
11:00 TT 13.7 Molecule-based realization of an S=1/2 antiferromagnetic Heisenberg chain — •K. Remović-Langer, Y. Tsui, U. Tutsch, B. Wolf, W. Assmus, A. Prokofiev, A. Honecker, G. Donath, and M. Lang
  11:15 15 min. break
11:30 TT 13.8 Magnetic measurements on a metal-organic spin-1/2 dimer system – a possible candidate for a 2D field-induced phase transition — •Ulrich Tutsch, Bernd Wolf, Michael Lang, Tonia Kretz, Hans-Wolfram Lerner, Matthias Wagner, Stefan Wessel, Tanusri Saha-Dasgupta, Harald Jeschke, and Roser Valenti
11:45 TT 13.9 Magnetic properties of the spin-1/2 chain material (6MAP)CuCl3 — •M. Ozerov, E. Čižmár, S. Zvyagin, C. Landee, M. Turnbull, and J. Wosnitza
12:00 TT 13.10 Magnetic properties of the Haldane-gap material NENB — •Erik Čižmár, Mikhaylo Ozerov, Oleg Ignatchik, Thomas P. Papageorgiou, J. Wosnitza, S. A. Zvyagin, Jurek Krzystek, Zhixian Zhou, Christopher P. Landee, Brian R. Landry, Mark M. Turnbull, and Jan L. Wikaira
12:15 TT 13.11 New natural spin-1/2 kagomé systems — kapellasite Cu3Zn(OH)6Cl2 and haydeeite Cu3Mg(OH)6Cl2 — •Oleg Janson and Helge Rosner
12:30 TT 13.12 Charge excitations and local magnetism: Li2CuO2 — •Stefan-Ludwig Drechsler, Jirři Málek, Martin Knupfer, Ulrike Nitzsche, Helge Rosner, and Helmut Eschrig
12:45 TT 13.13 Competing exchange interactions in the one-dimensional spin-1/2 system Li2CuO2 — •Ulrike Nitzsche, Stefan-Ludwig Drechsler, and Helge Rosner
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