Exact thermodynamics of a planar array of Ginzburg-Landau chains with nn and nnn interactions
arXiv:0710.0219 · doi:10.1088/0953-8984/20/01/019701
Abstract
The exact expression of the free energy of a planar array of a Ginzburg-Landau chains with nn and nnn interaction is obtained. The critical behaviour of the specific heat is not qualitatively modified by taking into account the nnn interaction.