利用初态辐射方法在 Belle 上研究 $e^+e^- \rightarrow \Sigma^0 \overline{\Sigma}{}^0$ 与 $\Sigma^+\overline{\Sigma}{}^- $
高能物理 - 实验
2023-05-02 v2
摘要
利用在 KEKB 非对称能量 对撞机上由 Belle 探测器收集的 980 样本中的初态辐射事例，研究了过程 与 。测量了从质量阈值到 的截面以及 与 的有效形状因子。在粲偶素区，我们观测到衰变 与 并确定了各自的分支比。
引用
@article{arxiv.2210.16761,
title = {Study of $e^+e^- \rightarrow \Sigma^0 \overline{\Sigma}{}^0$ and $\Sigma^+\overline{\Sigma}{}^- $ by Initial State Radiation Method at Belle},
author = {Belle Collaboration and G. Gong and L. K. Li and Y. Zhang and W. Yan 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 P. Behera and K. Belous and J. Bennett and M. Bessner and B. Bhuyan and T. Bilka and D. Biswas and A. Bobrov and D. Bodrov and J. Borah and A. Bozek and M. Bračko and P. Branchini and T. E. Browder and A. Budano and M. Campajola and D. Červenkov and M. -C. Chang and A. Chen and Y. Chen and B. G. Cheon and K. Chilikin 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 D. Epifanov and T. Ferber and D. Ferlewicz and B. G. Fulsom and R. Garg and V. Gaur and A. Garmash and A. Giri and P. Goldenzweig and B. Golob and E. Graziani and K. Gudkova and S. Halder and K. Hayasaka and H. Hayashii and M. T. Hedges and W. -S. Hou and C. -L. Hsu and K. Inami and N. Ipsita and A. Ishikawa and R. Itoh and M. Iwasaki and W. W. Jacobs and E. -J. Jang and S. Jia and Y. Jin and K. K. Joo and A. B. Kaliyar and K. H. Kang and T. Kawasaki and C. Kiesling and C. H. Kim and D. Y. Kim and Y. -K. Kim and K. Kinoshita and P. Kodyš and A. Korobov and S. Korpar and E. Kovalenko and P. Križan and P. Krokovny and R. Kumar and K. Kumara and Y. -J. Kwon and T. Lam and J. S. Lange and S. C. Lee and P. Lewis and C. H. Li and Y. Li and Y. B. Li and L. Li Gioi and J. Libby and K. Lieret and Y. -R. Lin and D. Liventsev and T. Luo and M. Masuda and T. Matsuda and D. Matvienko and S. K. Maurya and F. Meier and M. Merola and F. Metzner and K. Miyabayashi and R. Mussa and I. Nakamura and T. Nakano and M. Nakao and Z. Natkaniec and A. Natochii and L. Nayak and M. Nayak and N. K. Nisar and S. Nishida and S. Ogawa and H. Ono and P. Oskin and P. Pakhlov and G. Pakhlova and S. Pardi and H. Park and J. Park and S. Patra and S. Paul and R. Pestotnik and L. E. Piilonen and T. Podobnik and E. Prencipe and M. T. Prim and A. Rostomyan and N. Rout and G. Russo and Y. Sakai and S. Sandilya and L. Santelj and V. Savinov and G. Schnell and J. Schueler and C. Schwanda and Y. Seino and K. Senyo and M. E. Sevior and W. Shan and M. Shapkin and C. Sharma and C. P. Shen and J. -G. Shiu and B. Shwartz and F. Simon and A. Sokolov and E. Solovieva and M. Starič and M. Sumihama and T. Sumiyoshi and W. Sutcliffe and M. Takizawa and U. Tamponi and K. Tanida and F. Tenchini and M. Uchida and S. Uehara and T. Uglov and Y. Unno and K. Uno and S. Uno and P. Urquijo and S. E. Vahsen and R. van Tonder and G. Varner and A. Vinokurova and A. Vossen and M. -Z. Wang and X. L. Wang and M. Watanabe and S. Watanuki and O. Werbycka and E. Won and X. Xu and B. D. Yabsley and S. B. Yang and J. Yelton and J. H. Yin and C. Z. Yuan and L. Yuan and Z. P. Zhang and V. Zhilich and V. Zhukova},
journal= {arXiv preprint arXiv:2210.16761},
year = {2023}
}
备注
accepted by Phys. Rev. D