Two-body hadronic decays of Ξ0c in light front approach

被引:1
|
作者
Liu, Hang [1 ]
Yang, Chang [1 ,2 ]
机构
[1] Shanghai Jiao Tong Univ, Sch Phys & Astron, Shanghai Key Lab Particle Phys & Cosmol, INPAC,MOE,Key Lab Particle Astrophys & Cosmol, Shanghai 200240, Peoples R China
[2] Shanghai Jiao Tong Univ, Tsung Dao Lee Inst, Shanghai 200240, Peoples R China
基金
中国国家自然科学基金;
关键词
DOUBLY HEAVY BARYONS; WEAK DECAYS; DISPERSIVE BOUNDS; FORM-FACTORS; TRANSITION;
D O I
10.1103/PhysRevD.108.093011
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
In this study, we investigate the nonleptonic decays of the charmed-baryon 0c induced by the c-* u(dd<overline>)/(ss<overline>) transition. Utilizing the factorization assumption, we decompose the decay amplitudes in terms of transition form factors which are then calculated within the light-front quark model. We employ helicity amplitudes to analyze the nonleptonic decay modes of the charmed-baryons 0c and derive benchmark results for decay widths and branching fractions. Our calculations suggest that the branching fractions for some of these rare nonleptonic decays are at the order of 10-5-10-4, which are likely to be detectable at experiments such as LHCb, Belle-II, etc. The potential data accumulated in the future may help to further our understanding of the decay mechanism in the presence of charm quarks.
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页数:11
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