$\chi_{cJ}$ 衰变至 $\phi K^*(892) \bar{K}$ 的研究
高能物理 - 实验
2015-07-01 v2
摘要
利用在 BEPCII 对撞环上运行的 BESIII 探测器收集的 1.06 亿个 事例样本，我们首次研究了 E1 辐射跃迁 中的衰变过程 和 。这些衰变主要由三体衰变 主导。我们测量了该反应通过中性和带电 的分支比，发现它们在等旋对称性的预期范围内是一致的。在 不变质量分布中，观察到 质量阈值附近有一个结构，测得其对应的质量和宽度分别为 和 = 。考虑到其可能的 量子数，并将其质量、宽度和衰变模式与粒子数据组（Particle Data Group）报告的值进行比较，该观测态倾向于被指认为 。
引用
@article{arxiv.1503.04699,
title = {Study of $\chi_{cJ}$ decaying into $\phi$ $K^*(892)$ $\bar{K}$},
author = {M. Ablikim and M. N. Achasov and X. C. Ai and O. Albayrak and M. Albrecht and D. J. Ambrose and A. Amoroso and F. F. An and Q. An and J. Z. Bai and R. Baldini Ferroli and Y. Ban and D. W. Bennett and J. V. Bennett and M. Bertani and D. Bettoni and J. M. Bian and F. Bianchi and E. Boger and O. Bondarenko and I. Boyko and R. A. Briere and H. Cai and X. Cai and O. Cakir and A. Calcaterra and G. F. Cao and S. A. Cetin and J. F. Chang and G. Chelkov and G. Chen and H. S. Chen and H. Y. Chen and J. C. Chen and M. L. Chen and S. J. Chen and X. Chen and X. R. Chen and Y. B. Chen and H. P. Cheng and X. K. Chu and G. Cibinetto and D. Cronin-Hennessy and H. L. Dai and J. P. Dai and A. Dbeyssi and D. Dedovich and Z. Y. Deng and A. Denig and I. Denysenko and M. Destefanis and F. De Mori and Y. Ding and C. Dong and J. Dong and L. Y. Dong and M. Y. Dong and S. X. Du and P. F. Duan and J. Z. Fan and J. Fang and S. S. Fang and X. Fang and Y. Fang and L. Fava and F. Feldbauer and G. Felici and C. Q. Feng and E. Fioravanti and M. Fritsch and C. D. Fu and Q. Gao and Y. Gao and Z. Gao and I. Garzia and C. Geng and K. Goetzen and W. X. Gong and W. Gradl and M. Greco and M. H. Gu and Y. T. Gu and Y. H. Guan and A. Q. Guo and L. B. Guo and Y. Guo and Y. P. Guo and Z. Haddadi and A. Hafner and S. Han and Y. L. Han and X. Q. Hao and F. A. Harris and K. L. He and Z. Y. He and T. Held and Y. K. Heng and Z. L. Hou and C. Hu and H. M. Hu and J. F. Hu and T. Hu and Y. Hu and G. M. Huang and G. S. Huang and H. P. Huang and J. S. Huang and X. T. Huang and Y. Huang and T. Hussain and Q. Ji and Q. P. Ji and X. B. Ji and X. L. Ji and L. L. Jiang and L. W. Jiang and X. S. Jiang and J. B. Jiao and Z. Jiao and D. P. Jin and S. Jin and T. Johansson and A. Julin and N. Kalantar-Nayestanaki and X. L. Kang and X. S. Kang and M. Kavatsyuk and B. C. Ke and R. Kliemt and B. Kloss and O. B. Kolcu and B. Kopf and M. Kornicer and W. Kuehn and A. Kupsc and W. Lai and J. S. Lange and M. Lara and P. Larin and C. Leng and C. H. Li and Cheng Li and D. M. Li and F. Li and G. Li and H. B. Li and J. C. Li and Jin Li and K. Li and K. Li and Lei Li and P. R. Li and T. Li and W. D. Li and W. G. Li and X. L. Li and X. M. Li and X. N. Li and X. Q. Li and Z. B. Li and H. Liang and Y. F. Liang and Y. T. Liang and G. R. Liao and D. X. Lin and B. J. Liu and C. X. Liu and F. H. Liu and Fang Liu and Feng Liu and H. B. Liu and H. H. Liu and H. H. Liu and H. M. Liu and J. Liu and J. P. Liu and J. Y. Liu and K. Liu and K. Y. Liu and L. D. Liu and P. L. Liu and Q. Liu and S. B. Liu and X. Liu and X. X. Liu and Y. B. Liu and Z. A. Liu and Zhiqiang Liu and Zhiqing Liu and H. Loehner and X. C. Lou and H. J. Lu and J. G. Lu and R. Q. Lu and Y. Lu and Y. P. Lu and C. L. Luo and M. X. Luo and T. Luo and X. L. Luo and M. Lv and X. R. Lyu and F. C. Ma and H. L. Ma and L. L. Ma and Q. M. Ma and S. Ma and T. Ma and X. N. Ma and X. Y. Ma and F. E. Maas and M. Maggiora and Q. A. Malik and Y. J. Mao and Z. P. Mao and S. Marcello and J. G. Messchendorp and J. Min and T. J. Min and R. E. Mitchell and X. H. Mo and Y. J. Mo and C. Morales Morales and K. Moriya and N. Yu. Muchnoi and H. Muramatsu and Y. Nefedov and F. Nerling and I. B. Nikolaev and Z. Ning and S. Nisar and S. L. Niu and X. Y. Niu and S. L. Olsen and Q. Ouyang and S. Pacetti and P. Patteri and M. Pelizaeus and H. P. Peng and K. Peters and J. L. Ping and R. G. Ping and R. Poling and Y. N. Pu and M. Qi and S. Qian and C. F. Qiao and L. Q. Qin and N. Qin and X. S. Qin and Y. Qin and Z. H. Qin and J. F. Qiu and K. H. Rashid and C. F. Redmer and H. L. Ren and M. Ripka and G. Rong and X. D. Ruan and V. Santoro and A. Sarantsev and M. Savrié and K. Schoenning and S. Schumann and W. Shan and M. Shao and C. P. Shen and P. X. Shen and X. Y. Shen and H. Y. Sheng and W. M. Song and X. Y. Song and S. Sosio and S. Spataro and G. X. Sun and J. F. Sun and S. S. Sun and Y. J. Sun and Y. Z. Sun and Z. J. Sun and Z. T. Sun and C. J. Tang and X. Tang and I. Tapan and E. H. Thorndike and M. Tiemens and D. Toth and M. Ullrich and I. Uman and G. S. Varner and B. Wang and B. L. Wang and D. Wang and D. Y. Wang and K. Wang and L. L. Wang and L. S. Wang and M. Wang and P. Wang and P. L. Wang and Q. J. Wang and S. G. Wang and W. Wang and X. F. Wang and Y. D. Wang and Y. F. Wang and Y. Q. Wang and Z. Wang and Z. G. Wang and Z. H. Wang and Z. Y. Wang and T. Weber and D. H. Wei and J. B. Wei and P. Weidenkaff and S. P. Wen and U. Wiedner and M. Wolke and L. H. Wu and Z. Wu and L. G. Xia and Y. Xia and D. Xiao and Z. J. Xiao and Y. G. Xie and Q. L. Xiu and G. F. Xu and L. Xu and Q. J. Xu and Q. N. Xu and X. P. Xu and Z. R. Xu and L. Yan and W. B. Yan and W. C. Yan and Y. H. Yan and H. X. Yang and L. Yang and Y. Yang and Y. X. Yang and H. Ye and M. Ye and M. H. Ye and J. H. Yin and B. X. Yu and C. X. Yu and H. W. Yu and J. S. Yu and C. Z. Yuan and W. L. Yuan and Y. Yuan and A. Yuncu and A. A. Zafar and A. Zallo and Y. Zeng and B. X. Zhang and B. Y. Zhang and C. Zhang and C. C. Zhang and D. H. Zhang and H. H. Zhang and H. Y. Zhang and J. J. Zhang and J. L. Zhang and J. Q. Zhang and J. W. Zhang and J. Y. Zhang and J. Z. Zhang and K. Zhang and L. Zhang and S. H. Zhang and X. Y. Zhang and Y. Zhang and Y. H. Zhang and Y. T. Zhang and Z. H. Zhang and Z. P. Zhang and Z. Y. Zhang and G. Zhao and J. W. Zhao and J. Y. Zhao and J. Z. Zhao and Lei Zhao and Ling Zhao and M. G. Zhao and Q. Zhao and Q. W. Zhao and S. J. Zhao and T. C. Zhao and Y. B. Zhao and Z. G. Zhao and A. Zhemchugov and B. Zheng and J. P. Zheng and W. J. Zheng and Y. H. Zheng and B. Zhong and L. Zhou and Li Zhou and X. Zhou and X. K. Zhou and X. R. Zhou and X. Y. Zhou and K. Zhu and K. J. Zhu and S. Zhu and X. L. Zhu and Y. C. Zhu and Y. S. Zhu and Z. A. Zhu and J. Zhuang and L. Zotti and B. S. Zou and J. H. Zou},
journal= {arXiv preprint arXiv:1503.04699},
year = {2015}
}
备注
17 pages, 24 figures