High-precision estimates of critical quantities by means of improved Hamiltonians
High Energy Physics - Theory
2009-10-31 v1
Abstract
Three-dimensional spin models of the Ising and XY universality classes are studied by a combination of high-temperature expansions and Monte Carlo simulations applied to improved Hamiltonians. The critical exponents and the critical equation of state are determined to very high precision.
Keywords
Cite
@article{arxiv.hep-th/0012120,
title = {High-precision estimates of critical quantities by means of improved Hamiltonians},
author = {M. Campostrini and M. Hasenbusch and A. Pelissetto and P. Rossi and E. Vicari},
journal= {arXiv preprint arXiv:hep-th/0012120},
year = {2009}
}
Comments
7 pages, contribution to the 2nd Conference on the Exact Renormalization Group, Roma, September 2000