世界线技术与QCD可观测量
高能物理 - 唯象学
2013-03-25 v3 高能物理 - 理论
摘要
本报告试图捕捉QCD中部分子分布函数的规范不变表述中规范链接(Wilson线)的基本作用,并深入理解其关键(重整化)性质。我们特别展示了,在光锥规范下,结合Mandelstam-Leibbrandt极点方案,Cherednikov-Stefanis夸克TMD PDF的单圈反常维度与特殊协变规范中得到的结果相同,没有留下未抵消的快度奇点。
引用
@article{arxiv.1211.7218,
title = {Worldline techniques and QCD observables},
author = {N. G. Stefanis},
journal= {arXiv preprint arXiv:1211.7218},
year = {2013}
}
备注
8 pages, 2 figures. Presented at Light-Cone 2012, July 08-13, 2012, Cracow, Poland. Dedicated to the memory of Walter Gloeckle, teacher, friend, and colleague. V2 has a couple of minor corrections. V3 matches version accepted for publication in Acta Physica Polonica B