结合夸克和链接涂抹以改进扩展重子算子
高能物理 - 格点
2014-11-17 v1
摘要
研究了高斯夸克场涂抹和解析stout链接涂抹对规范不变扩展重子算子关联的影响。高斯夸克场涂抹显著减少了理论短波长模式的贡献，而stout链接涂抹则显著降低了随机评估的噪声。研究表明，规范链接涂抹对于由协变位移夸克场构建的重子算子是至关重要的。确定了格点间距a_s ~ 0.1 fm时的优选涂抹参数。
引用
@article{arxiv.hep-lat/0509179,
title = {Combining Quark and Link Smearing to Improve Extended Baryon Operators},
author = {Adam Lichtl and Subhasish Basak and Robert Edwards and George T. Fleming and Urs M. Heller and Colin Morningstar and David Richards and Ikuro Sato and Stephen Wallace},
journal= {arXiv preprint arXiv:hep-lat/0509179},
year = {2014}
}
备注
6 pages, 5 figures, talk presented at Lattice 2005 (Hadron spectrum)