Journal Club WS 2011/12: Topological Insulators

Coordinators:
    Prof. Dr. Jan von Delft <vondelft@lmu.de>
    Prof. Dr. Ulrich Schollwöck <schollwoeck@lmu.de>
    Dr. Oleg Yevtushenko <Oleg.Yevtushenko@physik.lmu.de>

Rules:
   The speaker will be chosen at random!
   Every participant should read the paper carefully in advance.

Papers:
  • 30.11.2011 - 12:45 - A449
      Phys. Rev. Lett. 49, 405 (1982)
      Quantized Hall Conductance in a Two-Dimensional Periodic Potential
      by Thouless, Kohmoto, Nightingale and den Nijs (TKNN).

Additional Reading:
  • TKNN:
    • Notes by Jan von Delft on a lecture given in Langeoog by Alex Altland
       on the connection between the Hall conductivity and the Chern number:
       PDF (see p. 10 and onward).
    • Physics Reports 110, 279 (1984) Quantized Hall effect in two-dimensional periodic potentials by Thouless
    • Phys. Rev. B 31, 3372 (1985) Quantized Hall conductance as a topological invariant by Niu, Thouless and Wu
    • Annals of Physics (New York) 160, 343 (1985) Topological invariant and the quantization of the Hall conductance by Kohmoto
    • Quantum Hall effect, Ed. by Michael Stone, Singapore, World Scientific, 1992. Chapter 1 (IQH)
    • Landau Lifshitz 9, Sect. 60: Symmetry of states of Bloch electrons in a magnetic field
  • Recent related reviews:
     Rev. Mod. Phys. 83, 1057 (2011) Topological insulators and superconductors by Qi and Zhang,
     Rev. Mod. Phys. 82, 3045 (2010) Colloquium: Topological insulators by Hasan and Kane.

Time and venue:
    Wednesdays at 12:45 (empty slots of the LS-von-Delft group-meeting)
       or
    Tuesday at 14:30 (empty slots of the TMP lecture course QFT-CM).


Created: 16.11.2011 - Last Update: 28.11.2011