带电与中性$B \to K \mu^+\mu^{-}$衰变的角分布分析
高能物理 - 实验
2016-03-27 v2
摘要
利用 LHCb 探测器在 7 和 8TeV 质心能量下收集的质子 - 质子碰撞数据（对应 3fb积分亮度），研究了稀有衰变和的角分布。角分布由两个参数描述：和双缪子系统的前后不对称性，这两个参数是在双缪子质量平方的分 bin 中确定的。参数衡量了（赝）标量和张量振幅对衰变宽度的贡献。此处报告的和测量值是迄今为止最精确的，并且与标准模型的预测相符。
引用
@article{arxiv.1403.8045,
title = {Angular analysis of charged and neutral $B \to K \mu^+\mu^-$ decays},
author = {LHCb collaboration and R. Aaij and B. Adeva and M. Adinolfi and A. Affolder and Z. Ajaltouni and J. Albrecht and F. Alessio and M. Alexander and S. Ali and G. Alkhazov and P. Alvarez Cartelle and A. A. Alves and S. Amato and S. Amerio and Y. Amhis and L. An and L. Anderlini and J. Anderson and R. Andreassen and M. Andreotti and J. E. Andrews and R. B. Appleby and O. Aquines Gutierrez and F. Archilli and A. Artamonov and M. Artuso and E. Aslanides and G. Auriemma and M. Baalouch and S. Bachmann and J. J. Back and A. Badalov and V. Balagura and W. Baldini and R. J. Barlow and C. Barschel and S. Barsuk and W. Barter and V. Batozskaya and Th. Bauer and A. Bay and J. Beddow and F. Bedeschi and I. Bediaga and S. Belogurov and K. Belous and I. Belyaev and E. Ben-Haim and G. Bencivenni and S. Benson and J. Benton and A. Berezhnoy and R. Bernet and M. -O. Bettler and M. van Beuzekom and A. Bien and S. Bifani and T. Bird and A. Bizzeti and P. M. Bjørnstad and T. Blake and F. 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Zhang and A. Zhelezov and A. Zhokhov and L. Zhong and A. Zvyagin},
journal= {arXiv preprint arXiv:1403.8045},
year = {2016}
}
备注
27 pages, 11 figures, 2 tables. Updated to correspond to JHEP proofs