从B0 → a_1(1260)± π∓衰变测量弱相位α
高能物理 - 实验
2019-08-13 v2
摘要
我们报告了由BABAR合作组完成的，从B0 → a_1(1260)± π∓衰变的时间依赖CP不对称性中测量弱相位α的结果。由企鹅图贡献引起的B0 → a_1(1260)± π∓道的模型误差，是通过对B → a_1(1260) K、B → K_1(1270) π和B → K_1(1400) π衰变分支比的SU(3)分析来估计的。
引用
@article{arxiv.1101.0845,
title = {Measurement of the weak phase alpha from B0 --> a_1(1260)+- pi-+ decays},
author = {Simone Stracka},
journal= {arXiv preprint arXiv:1101.0845},
year = {2019}
}
备注
Proceedings of CKM2010, the 6th International Workshop on the CKM Unitarity Triangle, University of Warwick, UK, 6-10 September 2010. (Spurious figure removed)