$\chi_{c1}$ 衰变至矢量介子对 $\phi\phi$、$\omega\omega$ 和 $\omega\phi$ 的观测
高能物理 - 实验
2020-12-23 v3
摘要
利用 BESIII 探测器在 BEPCII 对撞机上积累的 个 事例，首次观测到了 衰变至矢量介子对 、 和 。测得其分支比分别为 、 和 。 衰变至一对矢量介子 、 和 的观测表明，强子螺旋度选择定则在 衰变中被显著破坏。此外， 的测量给出了双重 OZI 压低衰变的比率。 和 衰变至其他矢量介子对的分支比也以更高的精度进行了测量。
引用
@article{arxiv.1104.5068,
title = {Observation of $\chi_{c1}$ decays into vector meson pairs $\phi\phi$, $\omega\omega$, and $\omega\phi$},
author = {M. Ablikim and M. N. Achasov and L. An and Q. An and Z. H. An and J. Z. Bai and R. Baldini and Y. Ban and J. Becker and N. Berger and M. Bertani and J. M. Bian and O. Bondarenko and I. Boyko and R. A. Briere and V. Bytev and X. Cai and G. F. Cao and X. X. Cao and J. F. Chang and G. Chelkova and G. Chen and H. S. Chen and J. C. Chen and M. L. Chen and S. J. Chen and Y. Chen and Y. B. Chen and H. P. Cheng and Y. P. Chu and D. Cronin-Hennessy and H. L. Dai and J. P. Dai and D. Dedovich and Z. Y. Deng and I. Denysenkob and M. Destefanis and Y. Ding and L. Y. Dong and M. Y. Dong and S. X. Du and M. Y. Duan and R. R. Fan and J. Fang and S. S. Fang and C. Q. Feng and C. D. Fu and J. L. Fu and Y. Gao and C. Geng and K. Goetzen and W. X. Gong and M. Greco and S. Grishin and M. H. Gu and Y. T. Gu and Y. H. Guan and A. Q. Guo and L. B. Guo and Y. P. Guo and X. Q. Hao and F. A. Harris and K. L. He and M. He and Z. Y. He and Y. K. Heng and Z. L. Hou and H. M. Hu and J. F. Hu and T. Hu and B. Huang and G. M. Huang and J. S. Huang and X. T. Huang and Y. P. Huang and T. Hussain and C. S. Ji and Q. Ji and X. B. Ji and X. L. Ji and L. K. Jia and L. L. Jiang and X. S. Jiang and J. B. Jiao and Z. Jiao and D. P. Jin and S. Jin and F. F. Jing and M. Kavatsyuk and S. Komamiya and W. Kuehn and J. S. Lange and J. K. C. Leung and Cheng Li and Cui Li and D. M. Li and F. Li and G. Li and H. B. Li and J. C. Li and Lei Li and N. B. Li and Q. J. Li and W. D. Li and W. G. Li and X. L. Li and X. N. Li and X. Q. Li and X. R. Li and Z. B. Li and H. Liang and Y. F. Liang and Y. T. Liang and G. R Liao and X. T. Liao and B. J. Liu and B. J. Liu and C. L. Liu and C. X. Liu and C. Y. Liu and F. H. Liu and Fang Liu and Feng Liu and G. C. Liu and H. Liu and H. B. Liu and H. M. Liu and H. W. Liu and J. P. Liu and K. Liu and K. Y Liu and Q. Liu and S. B. Liu and X. Liu and X. H. Liu and Y. B. Liu and Y. W. Liu and Yong Liu and Z. A. Liu and Z. Q. Liu and H. Loehner and G. R. Lu and H. J. Lu and J. G. Lu and Q. W. Lu and X. R. Lu and Y. P. Lu and C. L. Luo and M. X. Luo and T. Luo and X. L. Luo and C. L. Ma and F. C. Ma and H. L. Ma and Q. M. Ma and T. Ma and X. Ma and X. Y. Ma and M. Maggiora and Q. A. Malik and H. Mao and Y. J. Mao and Z. P. Mao and J. G. Messchendorp and J. Min and R. E. Mitchell and X. H. Mo and N. Yu. Muchnoi and Y. Nefedov and Z. Ning and S. L. Olsen and Q. Ouyang and S. Pacetti and M. Pelizaeus and K. Peters and J. L. Ping and R. G. Ping and R. Poling and C. S. J. Pun and M. Qi and S. Qian and C. F. Qiao and X. S. Qin and J. F. Qiu and K. H. Rashid and G. Rong and X. D. Ruan and A. Sarantsevc and J. Schulze and M. Shao and C. P. Shen and X. Y. Shen and H. Y. Sheng and M. R. Shepherd and X. Y. Song and S. Sonoda and S. Spataro and B. Spruck and D. H. Sun and G. X. Sun and J. F. Sun and S. S. Sun and X. D. 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 X. F. Tang and H. L. Tian and D. Toth and G. S. Varner and X. Wan and B. Q. Wang and K. Wang and L. L. Wang and L. S. Wang and M. Wang and P. Wang and P. L. Wang and Q. Wang and S. G. Wang and X. L. Wang and Y. D. Wang and Y. F. Wang and Y. Q. Wang and Z. Wang and Z. G. Wang and Z. Y. Wang and D. H. Wei and Q. G. Wen and S. P. Wen and U. Wiedner and L. H. Wu and N. Wu and W. Wu and Z. Wu and Z. J. Xiao and Y. G. Xie and G. F. Xu and G. M. Xu and H. Xu and Y. Xu and Z. R. Xu and Z. Z. Xu and Z. Xue and L. Yan and W. B. Yan and Y. H. Yan and H. X. Yang and M. Yang and T. Yang and Y. Yang and Y. X. Yang and M. Ye and M. H. Ye and B. X. Yu and C. X. Yu and L. Yu and C. Z. Yuan and W. L. Yuan and Y. Yuan and A. A. Zafar and A. Zallo and Y. Zeng and B. X. Zhang and B. Y. Zhang and C. C. Zhang and D. H. Zhang and H. H. Zhang and H. Y. Zhang and J. Zhang and J. W. Zhang and J. Y. Zhang and J. Z. Zhang and L. Zhang and S. H. Zhang and T. R. Zhang and X. J. Zhang and X. Y. Zhang and Y. Zhang and Y. H. Zhang and Z. P. Zhang and Z. Y. Zhang and G. Zhao and H. S. Zhao and Jiawei Zhao and Jingwei Zhao and Lei Zhao and Ling Zhao and M. G. Zhao and Q. Zhao and S. J. Zhao and T. C. Zhao and X. H. Zhao and Y. B. Zhao and Z. G. Zhao and Z. L. Zhao and A. Zhemchugova and B. Zheng and J. P. Zheng and Y. H. Zheng and Z. P. Zheng and B. Zhong and J. Zhong and L. Zhong and L. Zhou and X. K. Zhou and X. R. Zhou and C. Zhu and K. Zhu and K. J. Zhu and S. H. Zhu and X. L. Zhu and X. W. Zhu and Y. S. Zhu and Z. A. Zhu and J. Zhuang and B. S. Zou and J. H. Zou and J. X. Zuo and P. Zweber},
journal= {arXiv preprint arXiv:1104.5068},
year = {2020}
}
备注
4 pages, 2 figures