Spontaneous violation of CP symmetry in the strong interactions
High Energy Physics - Lattice
2009-11-10 v2 High Energy Physics - Phenomenology
High Energy Physics - Theory
Abstract
Some time ago Dashen pointed out that spontaneous CP violation can occur in the strong interactions. I show how a simple effective Lagrangian exposes the remarkably large domain of quark mass parameters for which this occurs. I close with some warnings for lattice simulations.
Keywords
Cite
@article{arxiv.hep-lat/0312018,
title = {Spontaneous violation of CP symmetry in the strong interactions},
author = {Michael Creutz},
journal= {arXiv preprint arXiv:hep-lat/0312018},
year = {2009}
}
Comments
10 pages, 1 figure; final version to appear in PRL