String breaking is a non-perturbative long-distance feature of QCD that is involved in for example meson decays. A mixing analysis of lattice operators at zero temperature gives the level splitting and mixing energy between the broken and unbroken string states.
@article{arxiv.hep-lat/0005019,
title = {String breaking on a lattice},
author = {P. Pennanen},
journal= {arXiv preprint arXiv:hep-lat/0005019},
year = {2007}
}
Comments
4 pages, 1 eps figure. Talk given at Confinement 2000 in Osaka, Japan