Strange pentaquarks and excited■^(-)hyperons in■b^(-)→J/ψpK^(-)final states  

■−b→J/ψΛK−衰变末态中的奇异五夸克态与■−超子激发态

作　　者：Marek Karliner Jonathan L.Rosner 

机构地区：[1]School of Physics and Astronomy,Tel Aviv University,Tel Aviv 69978,Israel [2]Enrico Fermi Institute and Department of Physics,University of Chicago,Chicago,IL 60637,USA

出　　处：《Science Bulletin》2021年第13期1256-1257,共2页科学通报（英文版）

基　　金：The research of M.K.was supported in part by NSFC-ISF Grant No.3423/19.

摘　　要：Besides the observed quark-antiquark and three-quark states,the quark model predicts other states with integral charges,such as qqqq(tetraquarks)and qqqqq(pentaquarks).In 2015,the LHCb Collaboration observed J=wp resonances consistent with pentaquarks inΛ^(0)_(b)→J/ψwpK^(-)decays[1].

关 键 词：quark 末态 五夸克态 

分 类 号：O572.33[理学—粒子物理与原子核物理]