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Coupled-channel analysis of the possible D-(*D-)(()*()), (B)over-bar(()*())(B)over-bar(()*()) and D-(*())(B)over-bar(()*()) molecular states

文献类型:期刊论文

作者Li, Ning1,2,3,4; Sun, Zhi-Feng5,6,7; Liu, Xiang5,6,7; Zhu, Shi-Lin1,2,8,9
刊名PHYSICAL REVIEW D
出版日期2013-12-03
卷号88
ISSN号1550-7998
DOI10.1103/PhysRevD.88.114008
文献子类Article
英文摘要We perform a coupled-channel study of the possible deuteron-like molecules with two heavy flavor quarks, including the systems of D-(*D-)(()*()) with double charm, (B) over bar (()*())(B) over bar (()*()) with double bottom, and D-(*())(B) over bar (()*()) with both charm and bottom, within the one-boson-exchange potential model. In our study, we take into account the S-D mixing which plays an important role in the formation of the loosely bound deuteron, and particularly, the coupled-channel effect in the flavor space. According to our results, the state D-(*D-)(()*())[I(J(P)) = 0(1(+))] with double charm, the states (B) over bar (()*())(B) over bar (()*())[I(J(P)) = 0(1(+)), 1((+))], ((B) over bar (()*())(B) over bar (()*()))(s)[J(P) = 1(+), 2(+)] and ((B) over bar (()*())(B) over bar (()*()))(ss)[J(P) = 1(+), 2(+)] with double bottom, and the states D-(*())(B) over bar (()*())[I(J(P)) = 0(1(+)), 0(2(+))] with both charm and bottom might be good molecule candidates. However, the states D-(*D-)(()*())[I(J(P)) = 0(2(+)), 1(0(+)), 1(1(+)), 1(2(+))], (D-(*D-)(()*()))(s)[J(P) = 0(+), 2(+)] and (D-(*D-)(()*()))(ss)[J(P) = 0(+), 1(+), 2(+)] with double charm and the state D-(*())(B) over bar (()*())[I(J(P)) = 1(1(+))] with both charm and bottom are not supported to be molecules.
WOS关键词CHIRAL PERTURBATION-THEORY ; EXCITED HEAVY MESONS ; QCD SUM-RULES ; BOUND-STATES ; X(3872) ; CHARMONIUM ; RESONANCE ; DEUSONS
资助项目NSFC[CRC 110]
WOS研究方向Astronomy & Astrophysics ; Physics
语种英语
出版者AMER PHYSICAL SOC
WOS记录号WOS:000328601900007
源URL[http://119.78.100.186/handle/113462/48451]  
专题中国科学院近代物理研究所
通讯作者Li, Ning
作者单位1.Peking Univ, Dept Phys, Beijing 100871, Peoples R China
2.Peking Univ, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R China
3.Forschungszentrum Julich, Inst Kernphys, D-52425 Julich, Germany
4.Forschungszentrum Julich, Julich Ctr Hadron Phys, D-52425 Julich, Germany
5.Lanzhou Univ, Sch Phys Sci & Technol, Lanzhou 730000, Peoples R China
6.Lanzhou Univ, Res Ctr Hadron & CSR Phys, Lanzhou 730000, Peoples R China
7.Chinese Acad Sci, Inst Modern Phys, Lanzhou 730000, Peoples R China
8.Peking Univ, Ctr High Energy Phys, Beijing 100871, Peoples R China
9.Collaborat Innovat Ctr Quantum Matter, Beijing 100871, Peoples R China
推荐引用方式
GB/T 7714
Li, Ning,Sun, Zhi-Feng,Liu, Xiang,et al. Coupled-channel analysis of the possible D-(*D-)(()*()), (B)over-bar(()*())(B)over-bar(()*()) and D-(*())(B)over-bar(()*()) molecular states[J]. PHYSICAL REVIEW D,2013,88.
APA Li, Ning,Sun, Zhi-Feng,Liu, Xiang,&Zhu, Shi-Lin.(2013).Coupled-channel analysis of the possible D-(*D-)(()*()), (B)over-bar(()*())(B)over-bar(()*()) and D-(*())(B)over-bar(()*()) molecular states.PHYSICAL REVIEW D,88.
MLA Li, Ning,et al."Coupled-channel analysis of the possible D-(*D-)(()*()), (B)over-bar(()*())(B)over-bar(()*()) and D-(*())(B)over-bar(()*()) molecular states".PHYSICAL REVIEW D 88(2013).

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来源:近代物理研究所

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