Observation of Ξ (1530)0 Polarization and Determination of Its Electric and Magnetic Moments in ψ (3686) → Ξ (1530)0 Ξ ¯ (1530)0

  • Ablikim, M.
  • Achasov, M.N.
  • Adlarson, P.
  • Ai, X.C.
  • Akondi, C.S.
  • 외 724명
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초록

Using the data sample of 2.7×109 ψ(3686) events collected with the BESIII detector at the BEPCII collider, we present an observation of the Ξ(1530)0 polarization in the decay ψ(3686)→Ξ(1530)0Ξ¯(1530)0 with a significance larger than 20σ compared with all other tested hypotheses. The helicity amplitudes for the process ψ(3686)→Ξ(1530)0Ξ¯(1530)0 and the moduli of form factors including electric charge, magnetic dipole, electric quadrupole, and magnetic octupole are measured for the first time by performing an angular distribution analysis. Additionally, the polarization correlations between Ξ(1530)0 and Ξ¯(1530)0 are measured.

제목
Observation of Ξ (1530)0 Polarization and Determination of Its Electric and Magnetic Moments in ψ (3686) → Ξ (1530)0 Ξ ¯ (1530)0
저자
Ablikim, M.Achasov, M.N.Adlarson, P.Ai, X.C.Akondi, C.S.Aliberti, R.Amoroso, A.An, Q.An, Y.H.Bai, Y.Bakina, O.Ban, Y.Bao, H.-R.Bao, X.L.Batozskaya, V.Begzsuren, K.Berger, N.Berlowski, M.Bertani, M.B.Bettoni, D.Bianchi, F.Bianco, E.Bortone, A.Boyko, I.Briere, R.A.Brueggemann, A.Cai, H.Cai, M.H.Cai, X.Calcaterra, A.Cao, G.F.Cao, N.Cetin, S.A.Chai, X.Y.Chang, J.F.Chang, T.T.Che, G.R.Che, Y.Z.Chen, C.H.Chen, ChaoChen, G.Chen, H.S.Chen, H.Y.Chen, M.L.Chen, S.J.Chen, S.M.Chen, T.Chen, W.Chen, X.R.Chen, X.T.Chen, X.Y.Chen, Y.B.Chen, Y.Q.Chen, Z.K.Cheng, J.Cheng, L.N.Choi, S.K.Chu, X.Cibinetto, G.Cossio, F.Cottee-Meldrum, J.Dai, H.L.Dai, J.P.Dai, X.C.Dbeyssi, A.De, Boer R.E.Dedovich, D.Deng, C.Q.Deng, Z.Y.Denig, A.Denisenko, I.Destefanis, M.De, Mori F.Ding, X.X.Ding, Y.Ding, Y.X.Dong, J.Dong, L.Y.Dong, M.Y.Dong, X.Du, M.C.Du, S.X.Du, S.X.Du, X.L.Du, Y.Q.Duan, Y.Y.Duan, Z.H.Egorov, P.Fan, G.F.Fan, J.J.Fan, Y.H.Fang, J.Fang, J.Fang, S.S.Fang, W.X.Fang, Y.Q.Fava, L.Feldbauer, F.Felici, G.Feng, C.Q.Feng, J.H.Feng, L.Feng, Q.X.Feng, Y.T.Fritsch, M.Fu, C.D.Fu, J.L.Fu, Y.W.Gao, H.Gao, Y.Gao, Y.N.Gao, Y.N.Gao, Y.Y.Gao, Z.Garbolino, S.Garzia, I.Ge, L.Ge, P.T.Ge, Z.W.Geng, C.Gersabeck, E.M.Gilman, A.Goetzen, K.Gollub, J.Gong, J.D.Gong, L.Gong, W.X.Gradl, W.Gramigna, S.Greco, M.Gu, M.D.Gu, M.H.Guan, C.Y.Guo, A.Q.Guo, J.N.Guo, L.B.Guo, M.J.Guo, R.P.Guo, X.Guo, Y.P.Guskov, A.Gutierrez, J.Han, T.T.Hanisch, F.Hao, K.D.Hao, X.Q.Harris, F.A.He, C.Z.He, K.L.Heinsius, F.H.Heinz, C.H.Heng, Y.K.Herold, C.Hong, P.C.Hou, G.Y.Hou, X.T.Hou, Y.R.Hou, Z.L.Hu, H.M.Hu, J.F.Hu, Q.P.Hu, S.L.Hu, T.Hu, Y.Hu, Y.X.Hu, Z.M.Huang, G.S.Huang, K.X.Huang, L.Q.Huang, P.Huang, X.T.Huang, Y.P.Huang, Y.S.Hussain, T.Husken, N.In, Der Wiesche N.Jackson, J.Ji, Q.Ji, Q.P.Ji, W.Ji, X.B.Ji, X.L.Jia, L.K.Jia, X.Q.Jia, Z.K.Jiang, D.Jiang, H.B.Jiang, P.C.Jiang, S.J.Jiang, X.S.Jiang, Y.Jiao, J.B.Jiao, J.K.Jiao, Z.Jin, L.C.L.Jin, S.Jin, Y.Jing, M.Q.Jing, X.M.Johansson, T.Kabana, S.Kang, X.L.Kang, X.S.Ke, B.C.Khachatryan, V.Khoukaz, A.Kolcu, O.B.Kopf, B.Kroger, L.Krummel, L.Kuang, Y.Y.Kuessner, M.Kui, X.Kumar, N.Kupsc, A.Kuhn, W.Lan, Q.Lan, W.N.Lei, T.T.Lellmann, M.Lenz, T.Li, C.Li, C.Li, C.H.Li, C.K.Li, C.K.Li, D.M.Li, F.Li, G.Li, H.B.Li, H.J.Li, H.L.Li, H.N.Li, H.P.Li, HuiLi, J.S.Li, J.W.Li, K.Li, K.L.Li, L.J.Li, LeiLi, M.H.Li, M.R.Li, P.L.Li, P.R.Li, Q.M.Li, Q.X.Li, R.Li, S.Li, S.X.Li, S.Y.Li, ShanshanLi, T.Li, T.Y.Li, W.D.Li, W.G.Li, X.Li, X.H.Li, X.K.Li, X.L.Li, X.Y.Li, X.Z.Li, Y.Li, Y.G.Li, Y.P.Li, Z.H.Li, Z.J.Li, Z.L.Li, Z.X.Li, Z.Y.Liang, C.Liang, H.Liang, Y.F.Liang, Y.T.Liao, G.R.Liao, L.B.Liao, M.H.Liao, Y.P.Libby, J.Limphirat, A.Lin, D.X.Lin, T.Liu, B.J.Liu, B.X.Liu, C.X.Liu, F.Liu, F.H.Liu, FengLiu, G.M.Liu, H.Liu, H.B.Liu, H.M.Liu, HuihuiLiu, J.B.Liu, J.J.Liu, K.Liu, K.Liu, K.Y.Liu, KeLiu, L.Liu, L.C.Liu, LuLiu, M.H.Liu, P.L.Liu, Q.Liu, S.B.Liu, W.M.Liu, W.T.Liu, X.Liu, X.K.Liu, X.L.Liu, X.P.Liu, X.Y.Liu, Y.Liu, Y.Liu, Y.B.Liu, Z.A.Liu, Z.D.Liu, Z.L.Liu, Z.Q.Liu, Z.Y.Lou, X.C.Lu, H.J.Lu, J.G.Lu, X.L.Lu, Y.Lu, Y.H.Lu, Y.P.Lu, Z.H.Luo, C.L.Luo, J.R.Luo, J.S.Luo, M.X.Luo, T.Luo, X.L.Lv, Z.Y.Lyu, X.R.Lyu, Y.F.Lyu, Y.H.Ma, F.C.Ma, H.L.Ma, HengMa, J.L.Ma, L.L.Ma, L.R.Ma, Q.M.Ma, R.Q.Ma, R.Y.Ma, T.Ma, X.T.Ma, X.Y.Ma, Y.M.Maas, F.E.Mackay, I.Maggiora, M.Malde, S.Malik, Q.A.Mao, H.X.Mao, Y.J.Mao, Z.P.Marcello, S.Marshall, A.Melendi, F.M.Meng, Y.H.Meng, Z.X.Mezzadri, G.Miao, H.Min, T.J.Mitchell, R.E.Mo, X.H.Moses, B.Muchnoi, N. 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DOI
10.1103/mbrf-3ly5
발행일
2026-06
유형
Article
저널명
Physical Review Letters
137
1

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