来自超对称Yang-Mills五点函数的F^5项对非阿贝尔Born-Infeld作用量的贡献
高能物理 - 理论
2009-11-07 v4
摘要
我们考虑四维N=4超对称Yang-Mills理论。我们计算了具有五个外矢量场的有效作用量的单圈贡献，并将其与开超弦理论的相应结果进行比较。我们的计算确定了非阿贝尔Born-Infeld作用量中出现的F^5项的结构。规范群指标上的迹运算同时包含对称和反对称部分的贡献。我们发现，为了研究对称化迹规则的修正，必须一致地考虑导数贡献，不仅包括反对称化乘积，还包括对称化乘积。
引用
@article{arxiv.hep-th/0105277,
title = {F^5 contributions to the nonabelian Born Infeld action from a supersymmetric Yang-Mills five-point function},
author = {Andrea Refolli and Alberto Santambrogio and Niccolo' Terzi and Daniela Zanon},
journal= {arXiv preprint arXiv:hep-th/0105277},
year = {2009}
}
备注
25 pages, 7 figures. v4: factor of 2 corrected in formula in the first line after (6.3), and consequently in (6.3)-(6.6); final results in (6.7) and (6.8) agree with hep-th/0210146. Erratum to appear in Nucl.Phys. B