Υ (nS) → Bc* D decays with perturbative QCD approach

被引：6
|
作者：
Yang, Yueling [1 ]
Sun, Junfeng [1 ]
Huang, Jinshu [2 ]
Li, Haiyan [1 ]
Lu, Gongru [1 ]
Chang, Qin [1 ]
机构：
[1] Henan Normal Univ, Inst Particle & Nucl Phys, Xinxiang 453007, Peoples R China
[2] Nanyang Normal Univ, Coll Phys & Elect Engn, Nanyang 473061, Peoples R China
来源：
INTERNATIONAL JOURNAL OF MODERN PHYSICS A | 2016年 / 31卷 / 26期
基金：
中国国家自然科学基金;
关键词：
Upsilon; weak decay; perturbative QCD approach; HEAVY MESON DECAYS; ASYMPTOTIC-BEHAVIOR; EXCLUSIVE PROCESSES; QUANTUM CHROMODYNAMICS; FORM-FACTORS; FACTORIZATION; QUARK; COLLISIONS;
D O I：
10.1142/S0217751X16501463
中图分类号：
O57 [原子核物理学、高能物理学];
学科分类号：
070202 ;
摘要：
The Upsilon (nS) -> B-c* D weak decays (n = 1, 2, 3) are investigated with perturbative QCD approach. It is found that the CKM-favored Upsilon (nS) -> B-c* D-s decays have branching ratio of O (10(-10)), which might be potentially accessible to the future LHC and SuperKEKB experiments.
引用
收藏
页数：17
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