Dresden 2009 – wissenschaftliches Programm

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TT: Fachverband Tiefe Temperaturen

TT 15: Correlated Electrons: Metal-Insulator Transition 2

Dienstag, 24. März 2009, 09:30–13:00, HSZ 301

09:30 TT 15.1 Indications for a line of continuous phase transitions at finite temperatures connected with the apparent metal-insulator transition in two-dimensional disordered systems — •Arnulf Möbius
09:45 TT 15.2 Scanning tunneling spectroscopy across the insulator-to-metal transition in La0.67Ca0.33MnO3 thin films — •Silvia Seiro, Yanina Fasano, Ivan Maggio-Aprile, Edmond Koller, Rolf Lortz, and Øystein Fischer
10:00 TT 15.3 Realistic model Hamiltonians for correlated organics — •Erik Koch
10:15 TT 15.4 How frustrated is the charge transfer salt κ-(BEDT-TTF)2Cu2(CN)3 at ambient and elevated pressures? A first principles investigation. — •Harald O. Jeschke, Hem C. Kandpal, and Roser Valenti
  10:30 15 min. break
10:45 TT 15.5 LDA+DMFT study of the Sn/Si(111)(√3×√3)R30 surface states — •Sergej Schuwalow, Lewin Boehnke, and Frank Lechermann
11:00 TT 15.6 Metal-insulator transition in polymer surfaces modified by low-energy ion irradiation — •Yuri Koval, Irina Lazareva, and Paul Müller
11:15 TT 15.7 Mott transitions at variable spin/orbital degeneracy — •Nils Blümer and Elena Gorelik
11:30 TT 15.8 Mott transitions in the repulsive SU(3) invariant Hubbard model — •Elena Gorelik and Nils Blümer
  11:45 15 min. break.
12:00 TT 15.9 Phase diagram of the SU(N) Hubbard-Heisenberg model on the honeycomb lattice — •Thomas C. Lang, Zi Yang Meng, Stefan Wessel, Fakher F. Assaad, and Alejandro Muramatsu
12:15 TT 15.10 Quantum Monte Carlo study of the half-filled Hubbard model on the honeycomb lattice — •Zi Yang Meng, Thomas C. Lang, Stefan Wessel, Fakher F. Assaad, and Alejandro Muramatsu
12:30 TT 15.11 Magnetic field induced semimetal-to-canted-anti-ferromagnet transition on the honeycomb lattice — •Martin Bercx and Fakher Assaad
12:45 TT 15.12 First order Mott transition at zero temperature in two dimensions: Variational plaquette study — •Matthias Balzer, Michael Potthoff, Bumsoo Kyung, David Senechal, and A.-M.S. Tremblay
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DPG-Physik > DPG-Verhandlungen > 2009 > Dresden