Lattice study of sphaleron transitions in a 2D O(3) sigma model
arXiv:hep-lat/9301019 · doi:10.1016/0370-2693(93)90606-I
Abstract
A lattice approach is developed to measure the sphaleron free energy. Its feasibility is demonstrated through a Monte Carlo study of the two-dimensional O(3) sigma model.
arXiv comment8 pages plus 1 postscript figure, Liverpool LTH 298