B→D*(Dπ)ℓνℓ 与 CV_R 的非分箱角分析
高能物理 - 唯象学
2022-04-15 v1
摘要
本文给出对 B→D*(Dπ)ℓνℓ 衰变进行非分箱角分析的灵敏度研究。分析表明,利用全部归一化角可观测量或带电轻子在 10 个 w 区间中的前后向不对称性 A_FB,可将右手矢量流的威尔逊系数 CV_R 测量至 2–4% 的精度。此类角测量与 V_cb 疑难无关。
引用
@article{arxiv.2204.06814,
title = {Unbinned Angular Analysis of $B\to D^*(D\pi)\ell \nu_\ell$ and $C_{V_R}$},
author = {Zhuo-Ran Huang and Emi Kou and Cai-Dian Lü and Ru-Ying Tang},
journal= {arXiv preprint arXiv:2204.06814},
year = {2022}
}
备注
5 pages and 1 figure; Contribution to the proceedings of the 30th International Symposium on Lepton Photon Interactions at High Energies, hosted by the University of Manchester, 10-14 January 2022