XY model#
The 2D classical XY model and the topological Kosterlitz-Thouless transition.
The Kosterlitz-Thouless transition: vortex-antivortex unbinding
The Kosterlitz-Thouless transition: vortex-antivortex unbinding
The 2D classical XY model and the topological Kosterlitz-Thouless transition.
The Kosterlitz-Thouless transition: vortex-antivortex unbinding