The Monte-Carlo method Markov random walks. Importance sampling. The Metropolis algorithm.
Detailed balance conditions. Susceptibility and specific heat. The
thermostat algorithm. High non-equilibrium spin flip dynamics.
Antiferromagnetics10 June Order parameter in antiferromagnetics. Frustrations.
Topological exitations in ferromagnetics
Vorteces in the XY model Vorteces and antivorteces. Birth and annihilation of the vortex -
antivortex pair. The Kosterlitz and Thouless phase transiton.
3D vortex threads and rings.
Continuum percolation 2D electron gas conductivity. Percolation in random potential
landscape. Anderson localization. Electron localization in high magnetic
field. "Shoreline" percolation.