{"paper":{"title":"Measurements of $\\psi(3686) \\to K^{-} \\Lambda \\bar{\\Xi}^{+} +c.c.$ and $\\psi(3686) \\to \\gamma K^{-} \\Lambda \\bar{\\Xi}^{+} +c.c$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A.Amoroso, A.A.Zafar, A.Calcaterra, A.Dbeyssi, A.Denig, A.Hafner, A.Julin, A.Kupsc, A.Q.Guo, A.Sarantsev, A.Yuncu, A.Zallo, A.Zhemchugov, B.C.Ke, BESIII collaboration: M.Ablikim, B.J.Liu, B.Kloss, B.Kopf, B.L.Wang, B.S.Zou, B.Wang, B.X.Yu, B.X.Zhang, B.Y.Zhang, B.Zheng, B.Zhong, C.C.Zhang, C.D.Fu, C.Dong, C.F.Qiao, C.F.Redmer, C.Geng, Cheng Li, C.H.Li, C.Hu, C.J.Tang, C.Leng, C.L.Luo, C.Morales Morales, C.P.Shen, C.Q.Feng, C.X.Liu, C.X.Yu, C.Zhang, C.Z.Yuan, D.Bettoni, D.Cronin-Hennessy, D.Dedovich, D.H.Wei, D.H.Zhang, D.J.Ambrose, D.M.Li, D.P.Jin, D.Toth, D.Wang, D.W.Bennett, D.Xiao, D.X.Lin, D.Y.Wang, E.Boger, E.Fioravanti, E.H.Thorndike, F.A.Harris, Fang Liu, F.Bianchi, F.C.Ma, F.DeMori, F.E.Maas, Feng Liu, F.F.An, F.Feldbauer, F.H.Liu, F.Li, F.Nerling, G.Chelkov, G.Chen, G.Cibinetto, G.F.Cao, G.Felici, G.F.Xu, G.Li, G.M.Huang, G.R.Liao, G.Rong, G.S.Huang, G.S.Varner, G.X.Sun, G.Zhao, H.B.Li, H.B.Liu, H.Cai, H.H.Liu, H.H.Zhang, H.J.Lu, H.L.Dai, H.Liang, H.L.Ma, H.Loehner, H.L.Ren, H.M.Hu, H.M.Liu, H.Muramatsu, H.P.Cheng, H.P.Huang, H.P.Peng, H.S.Chen, H.W.Yu, H.X.Yang, H.Y.Chen, H.Ye, H.Y.Sheng, H.Y.Zhang, I.B.Nikolaev, I.Boyko, I.Denysenko, I.Garzia, I.Tapan, I.Uman, J.B.Jiao, J.B.Wei, J.C.Chen, J.C.LI, J.Dong, J.Fang, J.F.Chang, J.F.Hu, J.F.Qiu, J.F.Sun, J.G.Lu, J.G.Messchendorp, J.H.Yin, J.H.Zou, Jin Li, J.J.Zhang, J.Liu, J.L.Ping, J.L.Zhang, J.M.Bian, J.Min, J.P.Dai, J.Pettersson, J.P.Liu, J.P.Zheng, J.Q.Zhang, J.S.Huang, J.S.Lange, J.S.Yu, J.V.Bennett, J.W.Zhang, J.W.Zhao, J.Y.Liu, J.Y.Zhang, J.Y.Zhao, J.Z.Bai, J.Z.Fan, J.Zhuang, J.Z.Zhang, J.Z.Zhao, K.Goetzen, K.H.Rashid, K.J.Zhu, K.L.He, K.Li, K.Liu, K.Moriya, K.Peters, K.Schoenning, K.Wang, K.Y.Liu, K.Zhang, K.Zhu, L.B.Guo, L.D.Liu, Lei Li, Lei Zhao, L.Fava, L.G.Xia, L.H.Wu, Ling Zhao, Li Zhou, L.L.Jiang, L.L. Ma, L.L.Wang, L.Q.Qin, L.S.Wang, L.W.Jiang, L.Xu, L.Yan, L.Yang, L.Y.Dong, L.Zhang, L.Zhou, L.Zotti, M.Albrecht, M.Bertani, M.Destefanis, M. Fritsch, M.Greco, M.G.Zhao, M.H.Gu, M.H.Ye, M.Kavatsyuk, M.Kornicer, M.Lara, M.L.Chen, M.Lv, M.Maggiora, M.N.Achasov, M.Pelizaeus, M.Qi, M.Ripka, M.Savri\\'e, M.Shao, M.Tiemens, M.Ullrich, M.Wang, M.Wolke, M.X.Luo, M.Y.Dong, M.Ye, N.Kalantar-Nayestanaki, N.Qin, N.Yu.Muchnoi, O.Albayrak, O.B.Kolcu, O.Bondarenko, O. Cakir, P.F.Duan, P. Larin, P.L.Liu, P.L.Wang, P.Patteri, P.R.Li, P.Wang, P.Weidenkaff, P.X.Shen, Q.A.Malik, Q.An, Q.Gao, Q.Ji, Q.J.Wang, Q.J.Xu, Q.Liu, Q.L.Xiu, Q.M.Ma, Q.N.Xu, Q.Ouyang, Q.P.Ji, Q.W.Zhao, Q.Zhao, R.A.Briere, R.Baldini Ferroli, R.E.Mitchell, R.G.Ping, R.Kliemt, R.Poling, R.Q.Lu, S.A.Cetin, S.B.Liu, S.G.Wang, S.Han, S.H.Zhang, S.J.Chen, S.Jin, S.J.Zhao, S.L.Niu, S.L.Olsen, S.Ma, S.Marcello, S.Nisar, S.Pacetti, S.P.Wen, S.Qian, S.Schumann, S.S.Fang, S.Sosio, S.Spataro, S.S.Sun, S.X.Du, S.Zhu, T.C.Zhao, T.Held, T.Hu, T.Hussain, T.J.Min, T.Johansson, T. Li, T.Luo, T.Ma, T.Weber, U.Wiedner, V.Santoro, W.B.Yan, W.C.Yan, W.D.Li, W.G.Li, W.Gradl, W.J.Zheng, W.K\\\"uhn, W.Lai, W.L.Yuan, W.M.Song, W.Shan, W.Wang, W.X.Gong, X.B.Ji, X.Cai, X.C.Ai, X.Chen, X.C.Lou, X.D.Ruan, X.Fang, X.F. Wang, X.H.Mo, X.K.Chu, X.K.Zhou, X.Liu, X.L.Ji, X.L.Kang, X.L.Li, X.L.Luo, X.L.Zhu, X.M.Li, X.N.Li, X.N.Ma, X.P.Xu, X.Q.Hao, X.Q.Li, X.R.Chen, X.R.Lyu, X.R.Zhou, X.S.Jiang, X.S.Kang, X.S.Qin, X.Tang, X.T.Huang, X.X.Liu, X.Y.Gao, X.Y.Ma, X.Y.Niu, X.Y.Shen, X.Y.Song, X.Y.Zhang, X.Y.Zhou, X.Zhou, Y.Ban, Y.B.Chen, Y.B.Liu, Y.B.Zhao, Y.C.Zhu, Y.Ding, Y.D.Wang, Y.Fang, Y.F.Liang, Y.F.Wang, Y.Gao, Y.Guo, Y.G.Xie, Y.H.Guan, Y.Hu, Y.Huang, Y.H.Yan, Y.H.Zhang, Y.H.Zheng, Y.J.Mao, Y.J.Mo, Y.J.Sun, Y.K.Heng, Y.L.Han, Y.LU, Y.Nefedov, Y.N.Pu, Y.P.Guo, Y.P.Lu, Y.Qin, Y.Q.Wang, Y.S.Zhu, Y.T.Gu, Y.T.Liang, Y.T.Zhang, Y.Xia, Y.X.Yang, Y.Yang, Y.Yuan, Y.Zeng, Y.Zhang, Y.Z.Sun, Z.A.Liu, Z.A.Zhu, Z.B.Li, Z.Gao, Z.G.Wang, Z.G.Zhao, Z.Haddadi, Zhiqiang Liu, Zhiqing Liu, Z.H.Qin, Z.H.Wang, Z.H.Zhang, Z.Jiao, Z.J.Sun, Z.J.Xiao, Z.L.Hou, Z.Ning, Z.P.Mao, Z.P.Zhang, Z.T.Sun, Z.Wang, Z.Wu, Z.Y.Deng, Z.Y.He, Z.Y.Wang, Z.Y.Zhang","submitted_at":"2015-04-08T16:14:33Z","abstract_excerpt":"Using a sample of $1.06\\times10^8\\ \\psip$ events produced in $e^+e^-$ collisions at $\\sqrt{s}$ = 3.686 GeV and collected with the BESIII detector at the BEPCII collider, we present studies of the decays $\\klx+c.c.$ and $\\gklx+c.c.$. We observe two hyperons, $\\Xi(1690)^-$ and $\\Xi(1820)^-$, in the $K^-\\Lambda$ invariant mass distribution in the decay $\\klx+c.c.$ with significances of $4.9 \\sigma$ and $6.2 \\sigma$, respectively. The branching fractions of $\\klx+c.c.$, $\\ksx+c.c.$, $\\psip\\to\\gamma \\chi_{cJ}\\to \\gamma K^- \\Lambda \\bar{\\Xi}^+ +c.c.$ $(J=0,\\ 1,\\ 2)$, and $\\psip\\to \\Xi(1690/1820)^{-}"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.02025","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}