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Study of production from

Autor: J.Z. Bai, Y. Ban, J.G. Bian, J.F. Chang, A.D. Chen, H.F. Chen, H.S. Chen, J.C. Chen, X.D. Chen, Y.B. Chen, B.S. Cheng, S.P. Chi, Y.P. Chu, X.Z. Cui, Y.S. Dai, L.Y. Dong, Z.Z. Du, H.Y. Fu, L.P. Fu, C.S. Gao, S.D. Gu, Y.N. Guo, Z.J. Guo, S.W. Han, Y. Han, J. He, J.T. He, K.L. He, M. He, X. He, T. Hong, Y.K. Heng, G.Y. Hu, H.M. Hu, Q.H. Hu, T. Hu, G.S. Huang, X.P. Huang, Y.Z. Huang, X.B. Ji, C.H. Jiang, Y. Jin, Z.J. Ke, Y.F. Lai, D. Li, H.B. Li, H.H. Li, J. Li, J.C. Li, P.Q. Li, Q.J. Li, R.Y. Li, W. Li, W.G. Li, X.N. Li, X.Q. Li, B. Liu, F. Liu, Feng Liu, H.M. Liu, J. Liu, J.P. Liu, T.R. Liu, R.G. Liu, Y. Liu, Z.X. Liu, G.R. Lu, F. Lu, J.G. Lu, Z.J. Lu, X.L. Luo, E.C. Ma, F.C. Ma, J.M. Ma, Z.P. Mao, X.C. Meng, X.H. Mo, J. Nie, Z.D. Nie, N.D. Qi, X.R. Qi, C.D. Qian, J.F. Qiu, Y.K. Que, G. Rong, Y.Y. Shao, B.W. Shen, D.L. Shen, H. Shen, X.Y. Shen, H.Y. Sheng, F. Shi, H.Z. Shi, X.F. Song, H.S. Sun, L.F. Sun, Y.Z. Sun, S.Q. Tang, X. Tang, G.L. Tong, J. Wang, J.Z. Wang, L. Wang, L.S. Wang, M. Wang, Meng Wang, P. Wang, P.L. Wang, S.M. Wang, W.F. Wang, Y.Y. Wang, Z.Y. Wang, C.L. Wei, N. Wu, D.M. Xi, X.M. Xia, X.X. Xie, G.F. Xu, Y. Xu, S.T. Xue, M.L. Yan, W.B. Yan, W.G. Yan, C.M. Yang, C.Y. Yang, G.A. Yang, H.X. Yang, X.F. Yang, M.H. Ye, S.W. Ye, Y.X. Ye, C.S. Yu, C.X. Yu, G.W. Yu, Y. Yuan, Y. Zeng, B.Y. Zhang, C.C. Zhang, D.H. Zhang, H.L. Zhang, H.Y. Zhang, J. Zhang, J.W. Zhang, L. Zhang, L.S. Zhang, P. Zhang, Q.J. Zhang, S.Q. Zhang, X.Y. Zhang, Y.Y. Zhang, Z.P. Zhang, D.X. Zhao, H.W. Zhao, Jiawei Zhao, J.W. Zhao, P.P. Zhao, W.R. Zhao, Y.B. Zhao, Z.G. Zhao, J.P. Zheng, L.S. Zheng, Z.P. Zheng, X.C. Zhong, B.Q. Zhou, G.M. Zhou, L. Zhou, K.J. Zhu, Q.M. Zhu, Y.C. Zhu, Y.S. Zhu, Z.A. Zhu, B.A. Zhuang, B.S. Zou, H.C. Chiang, G.X. Peng, J.X. Wang, J.J. Zhu

Publikováno v: Physics Letters B. 510:75-82

Data are presented on the reaction J/psi--> p pbar eta using 7.8 million J/psi triggers collected by the BEjing Spectrometer (BES). A partial wave analysis is performed. A clear enhancement near the p eta(pbar eta) threshold is observed. It is fitted

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4fefe0a1cf8ef34f7dddf969651c7a84
https://doi.org/10.1016/s0370-2693(01)00605-0

Partial wave analysis of J/ψ→γ(K+K−π0)

Autor: J.Z Bai, J.G Bian, Z.W Chai, G.P Chen, H.F Chen, J.C Chen, Y Chen, Y.B Chen, Y.Q Chen, B.S Cheng, X.Z Cui, H.L Ding, L.Y Dong, Z.Z Du, S Feng, C.S Gao, M.L Gao, S.Q Gao, J.H Gu, S.D Gu, W.X Gu, Y.F Gu, Y.N Guo, Z.J Guo, S.W Han, Y Han, J He, J.T He, M He, G.Y Hu, H.M Hu, J.L Hu, Q.H Hu, T Hu, X.Q Hu, J.D Huang, Y.Z Huang, C.H Jiang, Y Jin, Z.J Ke, Y.F Lai, P.F Lang, C.G Li, D Li, H.B Li, J Li, P.Q Li, R.B Li, W Li, W.D Li, W.G Li, X.H Li, X.N Li, H.M Liu, J Liu, J.H Liu, R.G Liu, Y Liu, F Lu, J.G Lu, J.Y Lu, L.C Lu, C.H Luo, A.M Ma, E.C Ma, J.M Ma, H.S Mao, Z.P Mao, X.C Meng, J Nie, N.D Qi, X.R Qi, C.D Qian, J.F Qiu, Y.H Qu, Y.K Que, G Rong, Y.Y Shao, B.W Shen, D.L Shen, H Shen, X.Y Shen, H.Y Sheng, H.Z Shi, X.F Song, F Sun, H.S Sun, S.Q Tang, G.L Tong, F Wang, L.S Wang, L.Z Wang, M Wang, Meng Wang, P Wang, P.L Wang, S.M Wang, T.J Wang, Y.Y Wang, C.L Wei, Y.G Wu, D.M Xi, X.M Xia, P.P Xie, Y Xie, Y.H Xie, W.J Xiong, C.C Xu, G.F Xu, S.T Xue, J Yan, W.G Yan, C.M Yang, C.Y Yang, J Yang, X.F Yang, M.H Ye, S.W Ye, Y.X Ye, K Yi, C.S Yu, C.X Yu, Y.H Yu, Z.Q Yu, Z.T Yu, C.Z Yuan, Y Yuan, B.Y Zhang, C.C Zhang, D.H Zhang, Dehong Zhang, H.L Zhang, J Zhang, J.L Zhang, J.W Zhang, L.S Zhang, Q.J Zhang, S.Q Zhang, X.Y Zhang, Y Zhang, Y.Y Zhang, D.X Zhao, H.W Zhao, J.W Zhao, M Zhao, W.R Zhao, Z.G Zhao, J.P Zheng, L.S Zheng, Z.P Zheng, G.P Zhou, H.S Zhou, L Zhou, Q.M Zhu, Y.C Zhu, Y.S Zhu, B.A Zhuang, D.V Bugg, A.V Sarantsev, B.S Zou

Publikováno v: Physics Letters B. 440:217-224

A partial wave analysis of BES J/psi --> gamma(eta pi(+)pi(-)) data has been performed in the mass region 1.1 to 2.0 GeV. A peak is observed due to eta(1440) in the eta pi(+)pi(-) invariant mass distribution; J(P) = 0(-) is preferred over li. Its mas

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ebbfe08e0e4ae0aeacb6184505b9d23b
https://doi.org/10.1016/s0370-2693(98)01241-6

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