修正引力理论中的 radion 隧穿
高能物理 - 理论
2018-05-23 v2
摘要
我们考虑一个五维弯曲时空,其体几何由高曲率 引力支配。在此模型中,我们确定了源自高曲率引力标量自由度的模势。在该势存在的情况下,我们研究了模(radion)隧穿导致膜构型不稳定性的可能性。我们的结果表明,隧穿概率被高度压低的参数区域,对应于解决规范层级问题所需的参数值。
引用
@article{arxiv.1801.05027,
title = {Radion tunneling in modified theories of gravity},
author = {Tanmoy Paul and Soumitra SenGupta},
journal= {arXiv preprint arXiv:1801.05027},
year = {2018}
}
备注
Title is slightly modified, boundary terms on the branes are added, condition for negligible backreaction is added, some references are added. The present article is recently accepted in Eur.Phys.J.C. arXiv admin note: text overlap with arXiv:1701.01571