Coulomb 弦张力、渐近弦张力与胶子链
高能物理 - 格点
2015-03-05 v2 高能物理 - 唯象学
摘要
我们通过数值模拟计算了 Coulomb 规范下纯 SU(3) 规范理论的非微扰 Coulomb 势。我们发现 Coulomb 势很好地符合渐近自由标度律,在红外区域呈线性,且 Coulomb 弦张力约为渐近弦张力的四倍。我们解释了为何渐近弦张力可能比 Coulomb 弦张力小四倍。
引用
@article{arxiv.1410.3525,
title = {Coulomb string tension, asymptotic string tension, and the gluon chain},
author = {Jeff Greensite and Adam P. Szczepaniak},
journal= {arXiv preprint arXiv:1410.3525},
year = {2015}
}
备注
10 pages, 7 figures. v2: Published version. This version concerns only the non-perturbative Coulomb potential. Results for the ghost propagator are deferred to a later publication