对称增强插值、非对易性与双场论
高能物理 - 理论
2019-03-27 v2
摘要
我们给出(截断的)异弦环面紧致化的模依赖靶空间有效场论作用量。当沿模空间连续移动时,重现了在模空间特定点处发生的弦规范对称性增强-破缺效应。除源自十维低能有效理论的预期场之外,还包含一个新的矢量场和标量场。这些场依赖于双场论中通常引入的“双周期坐标”。它们的模展开编码了与规范对称性增强相关的、携带缠绕和 KK 动量的弦态信息。有趣的是,研究发现为了与弦论振幅结果相衔接,需要一种在紧致靶空间上引入内禀非对易性的非对易乘积。
引用
@article{arxiv.1805.10306,
title = {Symmetry enhancement interpolation, non-commutativity and Double Field Theory},
author = {G. Aldazabal and E. Andrés and M. Mayo and V. Penas},
journal= {arXiv preprint arXiv:1805.10306},
year = {2019}
}
备注
We have added several comments along the papers. The introduction has been improved. Section 4.5 (SU(3) example) expanded and improved. Several typos corrected. 46 pages, no figures