Belle 实验上 $B^0 \to p\bar{\Sigma}^0\pi^-$ 衰变的证据
高能物理 - 实验
2023-08-22 v2
摘要
我们利用对应积分亮度为 711 、包含 772 对 的数据样本，在 KEKB 非对称能量 对撞机上围绕 (4S) 共振、由 Belle 探测器收集，搜寻 衰变，其中 且 未被测量。我们首次测得 分支比为 ，显著性为 。我们同时以大幅提高的精度测量了相关道 的分支比。
引用
@article{arxiv.2305.18821,
title = {Evidence for $B^0 \to p\bar{\Sigma}^0\pi^-$ at Belle},
author = {Belle Collaboration and C. -Y. Chang and M. -Z. Wang and I. Adachi and H. Aihara and S. Al Said and D. M. Asner and H. Atmacan and T. Aushev and R. Ayad and V. Babu and Sw. Banerjee and M. Bauer and P. Behera and K. Belous and J. Bennett and F. Bernlochner and M. Bessner and T. Bilka and D. Biswas and A. Bobrov and D. Bodrov and G. Bonvicini and J. Borah and A. Bozek and M. Bračko and P. Branchini and T. E. Browder and A. Budano and M. Campajola and L. Cao and D. Červenkov and M. -C. Chang and B. G. Cheon and K. Chilikin and H. E. Cho and K. Cho and S. -J. Cho and S. -K. Choi and Y. Choi and S. Choudhury and D. Cinabro and S. Das and G. De Nardo and G. De Pietro and R. Dhamija and F. Di Capua and Z. Doležal and T. V. Dong and S. Dubey and P. Ecker and T. Ferber and D. Ferlewicz and B. G. Fulsom and V. Gaur and A. Garmash and A. Giri and P. Goldenzweig and E. Graziani and T. Gu and Y. Guan and K. Gudkova and C. Hadjivasiliou and S. Halder and T. Hara and K. Hayasaka and H. Hayashii and S. Hazra and M. T. Hedges and D. Herrmann and W. -S. Hou and C. -L. Hsu and K. Inami and N. Ipsita and A. Ishikawa and R. Itoh and M. Iwasaki and Y. Iwasaki and W. W. Jacobs and S. Jia and Y. Jin and K. K. Joo and A. B. Kaliyar and T. Kawasaki and C. Kiesling and C. H. Kim and D. Y. Kim and K. -H. Kim and Y. -K. Kim and K. Kinoshita and P. Kodyš and T. Konno and A. Korobov and S. Korpar and E. Kovalenko and P. Križan and P. Krokovny and T. Kuhr and M. Kumar and K. Kumara and A. Kuzmin and Y. -J. Kwon and Y. -T. Lai and T. Lam and M. Laurenza and S. C. Lee and D. Levit and L. K. Li and L. Li Gioi and J. Libby and K. Lieret and Y. -R. Lin and D. Liventsev and Y. Ma and M. Masuda and D. Matvienko and S. K. Maurya and F. Meier and M. Merola and F. Metzner and R. Mizuk and R. Mussa and I. Nakamura and M. Nakao and A. Natochii and L. Nayak and N. K. Nisar and S. Nishida and K. Ogawa and S. Ogawa and H. Ono and P. Oskin and P. Pakhlov and G. Pakhlova and S. Pardi and J. Park and S. -H. Park and A. Passeri and S. Patra and S. Paul and T. K. Pedlar and R. Pestotnik and L. E. Piilonen and T. Podobnik and E. Prencipe and M. T. Prim and N. Rout and G. Russo and S. Sandilya and A. Sangal and L. Santelj and V. Savinov and G. Schnell and C. Schwanda and Y. Seino and K. Senyo and M. E. Sevior and W. Shan and M. Shapkin and C. Sharma and J. -G. Shiu and J. B. Singh and A. Sokolov and E. Solovieva and M. Starič and J. F. Strube and M. Sumihama and W. Sutcliffe and M. Takizawa and K. Tanida and F. Tenchini and R. Tiwary and K. Trabelsi and M. Uchida and Y. Unno and S. Uno and Y. Usov and S. E. Vahsen and G. Varner and K. E. Varvell and D. Wang and E. Wang and S. Watanuki and O. Werbycka and E. Won and B. D. Yabsley and W. Yan and S. B. Yang and J. H. Yin and C. Z. Yuan and L. Yuan and Y. Yusa and Z. P. Zhang and V. Zhilich and V. Zhukova},
journal= {arXiv preprint arXiv:2305.18821},
year = {2023}
}
备注
7 pages, 5 figures, 4 tables. To be submitted to PRD