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Search for hyperon Delta S = Delta Q violating decay Xi(0) -> Sigma(-)e(+)nu(e)

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成果类型:
期刊论文
作者:
Ablikim, M.;Achasov, M. N.;Adlarson, P.;Albrecht, M.;Aliberti, R.;...
作者机构:
[Yu, B. X.; Yu, G.; Li, Xiaoyu; Hu, T.; Ning, Z.; Zhang, P.; Wen, S. P.; Shi, X.; Ma, M. M.; Zhao, Ling; Chen, T.; Zhu, Z. A.; Xu, G. F.; Wang, K.; Zhou, L. P.; Heng, Y. K.; Ji, Q.; Zhang, J. W.; Rong, G.; Guan, C. Y.; Qi, F. Z.; Wang, Y. F.; Wang, L. L.; Ouyang, Q.; Zhang, A. Q.; Ji, X. B.; Qian, S.; Dong, M. Y.; Zhang, Jiawei; Fang, S. S.; Chang, J. F.; Liu, Z. A.; Wu, J. F.; Sun, S. S.; Fu, C. D.; Lou, X. C.; Hu, y; Lin, T.; Zhang, B. X.; Xing, T. Y.; Cao, G. F.; Wu, L. H.; Zhao, Y. B.; Zheng, J. P.; Jiang, X. S.; Kiuchi, R.; Gu, M. H.; Lu, Y. P.; Dong, L. Y.; Zhao, G.; Wu, L. J.; Li, L. J.; Yang, Yifan; Yuan, Y.; Lu, X. L.; Wu, Z.; Fang, Y.; Luo, X. L.; Ji, X. L.; Zhang, X. M.; Li, L. K.; Li, H. B.; Liang, H.; Huang, Y. P.; Zhang, J. Y.; Yin, J. H.; Batozskaya, V.; Liu, Huanhuan; Song, W. M.; Chen, X. T.; Zhang, J. Z.; He, K. L.; Chen, G.; Ablikim, M.; Liu, C. X.; Chang, W. L.; Zhu, K.; Zhao, J. Z.; Yang, Tao; Mao, Z. P.; Zhao, Q.; Xiao, S. Y.; Lu, J. G.; Jing, M. Q.; Sun, H. K.; Chen, Y. B.; Zhang, Shuihan; Khoukaz, A.; Wang, Z.; Liu, Fang; Zhao, J. Y.; Dong, J.; Liu, K.; Shi, J. Y.; Wang, H. P.; Yuan, C. Z.; Tang, G. Y.; Yuan, S. C.; Zhang, H. Y.; Chen, M. L.; Zhang, Z. H.; Hou, G. Y.; Shen, H. F.; Shao, L. G.; Hou, Z. L.; Sun, Y. Z.; Liu, B. J.; Li, Ke; Zhu, K. J.; Liu, H. M.; Xu, C. F.; Ma, H. L.; Sun, T.; Ye, M.; Xie, Y. G.; Zou, B. S.; Chen, H. S.; Cao, N.; Deng, Z. Y.; Ma, Q. M.; Wang, Z. Y.; Cai, X.; Yuan, X. Q.; Liu, Q.; Zhang, Y. H.; Ma, R. Q.; Shi, R. S.; Zou, J. H.; Zhang, Yao; Liu, J. Y.; Li, W. G.; Mo, X. H.; Fang, J.; Shen, X. Y.; Ma, X. Y.; Hu, H. M.; Gong, W. X.; Wang, B.; Zhang, B. L.; Wang, Meng; Yang, Y. X.; Zhang, Jianyu; Miao, H.; Li, F.; Lu, Z. H.; Yang, H. X.; Qin, Z. H.; Li, G.; Ping, R. G.; Qiu, J. F.; Dai, H. L.; Li, W. D.; Fang, W. X.] Inst High Energy Phys, Beijing 100049, Peoples R China.
[Yuan, L.] Beihang Univ, Beijing 100191, Peoples R China.
[Li, Lei] Beijing Inst Petrochem Technol, Beijing 102617, Peoples R China.
[Jaeger, S.; Fritsch, M.; Heinsius, F. H.; Kuessner, M.; Pelizaeus, M.; Kopf, B.; Keshk, I. K.; Wollenberg, L.; Schnier, C.; de Boer, R. E.; Feldbauer, F.; Wiedner, U.; Kuemmel, M.; Li, J. Q.; Maldaner, S.] Bochum Ruhr Univ, D-44780 Bochum, Germany.
[Briere, R. A.] Carnegie Mellon Univ, Pittsburgh, PA 15213 USA.
语种:
英文
期刊:
PHYSICAL REVIEW D
ISSN:
2470-0010
年:
2023
卷:
107
期:
1
基金类别:
National Key R&DProgram of China; National Natural Science Foundation of China (NSFC); Chinese Academy of Sciences (CAS) Large-Scale Scientific Facility Program; Joint Large-Scale Scientific Facility Funds of the NSFC and CAS; CAS Key Research Program of Frontier Sciences; 100 Talents Program of CAS; Institute of Nuclear and Particle Physics (INPAC) and Shanghai Key Laboratory for Particle Physics and Cosmology; ERC; European Union's Horizon 2020 research and innovation programme under Marie Sklodowska-Curie; German Research Foundation DFG; Collaborative Research Center CRC 1044; Istituto Nazionale di Fisica Nucleare, Italy; Ministry of Development of Turkey; National Science and Technology fund; National Science Research and Innovation Fund (NSRF) via the Program Management Unit for Human Resources & Institutional Development, Research and Innovation [2020YFA0406400, 2020YFA0406300]; STFC (United Kingdom) [11635010, 11935015, 11961141012, 12035009, 12192261, 12192264, 12192265]; Suranaree University of Technology (SUT), Thailand Science Research and Innovation (TSRI), and National Science Research and Innovation Fund (NSRF); The Royal Society, UK [U1832207]; Swedish Research Council [QYZDJ-SSW-SLH040]; U. S. Department of Energy; [758462]; [894790]; [443159800]; [GRK 2149]; [DPT2006K-120470]; [B16F640076]; [160355]; [DH140054]; [DH160214]; [DE-FG02-05ER41374]
机构署名:
本校为其他机构
摘要:
Using a data sample of (1.0087 +/- 0.0044) x 10(10) J/psi decay events collected with the BESIII detector at the center-of-mass energy of root s = 3.097 GeV, we present a search for the hyperon semileptonic decay Xi(0) -> Sigma(-)e(+)nu(e) which violates the Delta S = Delta Q rule. No significant signal is observed, and the upper limit on the branching fraction B(Xi(0) -> Sigma(-)e(+)nu(e)) is determined to be 1.6 x 10(-4) at the 90% confidence level. This result improves the ...

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