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Finite Size Scaling and Universality in SU(2) at Finite Temperature
Conference proceeding   Open access

Finite Size Scaling and Universality in SU(2) at Finite Temperature

A Denbleyker, Yuzhi Liu, Y Meurice and A Velytsky
The XXVII International Symposium on Lattice Field Theory (LAT2009) - Nonzero Temperature and Density
Proceedings of Science, v. 91
06/23/2010
DOI: 10.22323/1.091.0197
url
https://doi.org/10.22323/1.091.0197View
Published (Version of record) Open Access

Abstract

We study the 4-th Binder cumulant on 4×Nσ3 lattices for a pure SU(2) gauge theory. We use 20 data points for a sequence of Nσ in β intervals shrinking when Nσ increases, in order to reduce the nonlinear effects. Using a log-log fit of the slope versus Nσ, we obtain the preliminary result ν = 0.637(11) in reasonably good agreement with the value for the 3D Ising model universality class. The corrections due to irrelevant directions appear to be dominated by a term proportional to Nσ −2.03(4) which seems compatible with the breaking of rotational symmetry.
Data points Gauge theory Ising model Lattices Three dimensional models

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