Recent developments at finite density on the lattice
High Energy Physics - Lattice
2015-02-13 v2 High Energy Physics - Theory
Nuclear Theory
Abstract
Some recent developments to handle the numerical sign problem in QCD and related theories at nonzero density are reviewed. In this contribution I focus on changing the integration order to soften the severity of the sign problem, the density of states, and the extension into the complex plane (complex Langevin dynamics and Lefshetz thimbles).
Keywords
Cite
@article{arxiv.1502.01850,
title = {Recent developments at finite density on the lattice},
author = {Gert Aarts},
journal= {arXiv preprint arXiv:1502.01850},
year = {2015}
}
Comments
review talk presented at 9th International Workshop on Critical Point and Onset of Deconfinement - CPOD2014, 17-12 November 2014, ZiF, University of Bielefeld, Germany, 10 pages; reference added