Acknowledgements One of the authors (J.-J. Qi) is very grateful to thank Professor Hsiang-nan Li for valuable discussions. This work was supported by National Natural Science Foundation of China (Projects nos. 11575023, 11775024, 11705081 and 11605150).
机构署名：
本校为其他机构
院系归属：
核科学技术学院
摘要：
Within the QCD factorization approach, we study the CP violations in
$$B^-\rightarrow K^-\pi ^+\pi ^-$$
and
$$B^-\rightarrow K^- f_0(500)$$
decays. We find the experimental data of the localized CP asymmetry in
$$B^-\rightarrow K^-\pi ^+\pi ^-$$
decays in the region
$$m_{K^-\pi ^+}^2
