Lambda(b) -> J/psi K-0 Lambda reaction and a hidden-charm pentaquark state with strangeness
Wang, E; Geng, LS (reprint author), Beihang Univ, Int Res Ctr Nuclei & Particles Cosmos, Beijing 100191, Peoples R China.; Lu, JX; Xie, JJ; Geng, LS; Oset, E; Geng, LS (reprint author), Beihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China.; Wang, E (reprint author), Zhengzhou Univ, Dept Phys, Zhengzhou 450001, Henan, Peoples R China.; Oset, E (reprint author), Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China.; Xie, JJ (reprint author), Chinese Acad Sci, Inst Modern Phys, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China.
刊名PHYSICAL REVIEW D
2016
卷号93期号:9页码:94009
DOIhttp://dx.doi.org/10.1103/PhysRevD.93.094009
英文摘要We study the Lambda(b) -> J/psi K-0 Lambda reaction considering both the K-0 Lambda interaction with its coupled channels and the J/psi Lambda interaction. The latter is described by taking into account the fact that there are predictions for a hidden-charm state with strangeness that couples to J/psi Lambda By using the coupling of the resonance to J/psi Lambda from these predictions, we show that a neat peak can be observed in the J/psi Lambda invariant mass distribution, rather stable under changes of unknown magnitudes. In some cases, one finds a dip structure associated to that state, but a signal of the state shows up in the J/psi Lambda spectrum.
学科主题Astronomy & Astrophysics ; Physics
语种英语
内容类型期刊论文
源URL[http://ir.itp.ac.cn/handle/311006/21655]  
专题理论物理研究所_理论物理所1978-2010年知识产出
通讯作者Geng, LS (reprint author), Beihang Univ, Int Res Ctr Nuclei & Particles Cosmos, Beijing 100191, Peoples R China.; Xie, JJ; Geng, LS (reprint author), Beihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China.; Wang, E (reprint author), Zhengzhou Univ, Dept Phys, Zhengzhou 450001, Henan, Peoples R China.; Oset, E (reprint author), Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China.; Xie, JJ (reprint author), Chinese Acad Sci, Inst Modern Phys, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China.; Xie, JJ (reprint author), Lanzhou Univ, Lanzhou 730000, Peoples R China.; Geng, LS (reprint author), Chinese Acad Sci, Inst Theoret Phys, State Key Lab Theoret Phys, Beijing 100190, Peoples R China.; Oset, E (reprint author), Univ Valencia, CSIC, Inst Invest Paterna, Ctr Mixto,Dept Fis Teor, Valencia 46071, Spain.; Oset, E (reprint author), Univ Valencia, CSIC, Inst Invest Paterna, Ctr Mixto,IFIC, Valencia 46071, Spain.
推荐引用方式
GB/T 7714
Wang, E,Geng, LS ,Lu, JX,et al. Lambda(b) -> J/psi K-0 Lambda reaction and a hidden-charm pentaquark state with strangeness[J]. PHYSICAL REVIEW D,2016,93(9):94009.
APA Wang, E.,Geng, LS .,Lu, JX.,Xie, JJ.,Geng, LS.,...&Oset, E .(2016).Lambda(b) -> J/psi K-0 Lambda reaction and a hidden-charm pentaquark state with strangeness.PHYSICAL REVIEW D,93(9),94009.
MLA Wang, E,et al."Lambda(b) -> J/psi K-0 Lambda reaction and a hidden-charm pentaquark state with strangeness".PHYSICAL REVIEW D 93.9(2016):94009.
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