非阿贝尔规范理论中的有效电荷
高能物理 - 唯象学
2007-05-23 v1
摘要
讨论了非阿贝尔规范理论中有效电荷的定义问题,特别关注了捏合技术和背景场方法两种途径。我们认为,QED有效电荷概念确实存在向非阿贝尔理论的唯一推广,且该推广由捏合技术给出。讨论置于此类理论中规范无关的类格林函数量定义的更广泛(且具争议性)背景下。
引用
@article{arxiv.hep-ph/9506276,
title = {Effective Charges in Non-Abelian Gauge Theories},
author = {N. J. Watson},
journal= {arXiv preprint arXiv:hep-ph/9506276},
year = {2007}
}
备注
18 pages, Latex macro included, talk given at the workshop ``Perspectives for Electroweak Interactions in e+e- Collisions'', Ringberg, Germany, Feb. 5-8, 1995, to appear in the proceedings