中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Spectrum of low-lying s(3)Q (Q)over-bar configurations with negative parity

文献类型:期刊论文

作者Yuan, SG ; An, CS ; Wei, KW ; Zou, BS ; Xu, HS
刊名PHYSICAL REVIEW C
出版日期2013
卷号87期号:2
ISSN号0556-2813
通讯作者Yuan, SG (reprint author), Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China.
中文摘要Spectrum of low-lying five-quark configurations with strangeness quantum number S = -3 and negative parity is studied in three kinds of constituent quark models, namely the one-gluon exchange, Goldstone boson exchange, and instanton-induced hyperfine interaction models, respectively. Our numerical results show that the lowest energy states in all three employed models lie at similar to 1800 MeV, about 200 MeV lower than predictions of various quenched three-quark models. In addition, it is very interesting that the state with the lowest energy in the one-gluon exchange model is with spin 3/2, but 1/2 in the other two models. DOI: 10.1103/PhysRevC.87.025205
资助信息National Natural Science Foundation of China [11205164, 10905059, 10925526, 11035006, 11147197]; DFG; NSFC [CRC 110]; Chinese Academy of Sciences [KJCX2-EW-N01]; Ministry of Science and Technology of China [2009CB825200]
语种英语
公开日期2014-01-17
源URL[http://ir.iphy.ac.cn/handle/311004/57456]  
专题物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文
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GB/T 7714
Yuan, SG,An, CS,Wei, KW,et al. Spectrum of low-lying s(3)Q (Q)over-bar configurations with negative parity[J]. PHYSICAL REVIEW C,2013,87(2).
APA Yuan, SG,An, CS,Wei, KW,Zou, BS,&Xu, HS.(2013).Spectrum of low-lying s(3)Q (Q)over-bar configurations with negative parity.PHYSICAL REVIEW C,87(2).
MLA Yuan, SG,et al."Spectrum of low-lying s(3)Q (Q)over-bar configurations with negative parity".PHYSICAL REVIEW C 87.2(2013).

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来源:物理研究所

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