通过对数重求和实现重整化方案无关的微扰论
高能物理 - 唯象学
2009-11-10 v4
摘要
量子场论中微扰论的结果通常依赖于所使用的重整化方案。特别是,它们依赖于标度。我们尝试通过相对于一个方案无关的量重新展开来使微扰论具有方案不变性。此外,我们研究了这种展开中潜在的大对数是否会导致不精确,以及如何改进这一点。
引用
@article{arxiv.hep-ph/0412254,
title = {Renormalization-Scheme-Independent Perturbation Theory by Resumming Logarithms},
author = {Chris Dams and Ronald Kleiss},
journal= {arXiv preprint arXiv:hep-ph/0412254},
year = {2009}
}
备注
15 pages, 2 figures. First replaced version: added one reference. Second replaced version: added two references, mention effective-charge method, added remarks about further research possibilities, changed size of graphs a little