LHC上Randall-Sundrum引力子的自旋鉴别
高能物理 - 唯象学
2009-08-24 v2
摘要
利用在LHC上Drell-Yan轻子对产生过程中测量的角积分不对称性作为基本观测量，我们讨论了在自旋-1和自旋-0假设下，对由一个翘曲额外维引力所预言的最低阶Randall-Sundrum共振的自旋-2的鉴别能力。数值结果表明，取决于引力子与标准模型粒子的耦合强度，对于LHC积分亮度为10和100 fb^{-1}，这种自旋-2鉴别可分别扩展到质量标度1.0-1.6 TeV和2.4-3.2 TeV。
引用
@article{arxiv.0902.1593,
title = {Spin Identification of the Randall-Sundrum Graviton at the LHC},
author = {P. Osland and A. A. Pankov and A. V. Tsytrinov and N. Paver},
journal= {arXiv preprint arXiv:0902.1593},
year = {2009}
}
备注
6 pages, 2 figures, talk presented at the 18th International Symposium on Spin Physics (SPIN 2008), Charlottesville, VA, October 6-11, 2008