RADIATIVE AND HADRONIC TRANSITIONS OF THE CHARMONIUM P-1(1) STATE

被引:8
作者
KO, PW
机构
[1] School of Physics and Astronomy, University of Minnesota, Minneapolis
来源
PHYSICAL REVIEW D | 1993年 / 47卷 / 07期
关键词
D O I
10.1103/PhysRevD.47.2837
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Hadronic transitions of the charmonium 1P1 (=h(c)) state into J/psi are considered in the QCD multipole expansion. Using the decay rate of CHI(cJ) --> J/psi + gamma and a quantum-mechanical sum rule, we estimate GAMMA(h(c)(1P)-->J/psipi0) > 1.6 keV, which is close to the recent measurement by E760, GAMMA(h(c)(1P)-->J/psipi0) approximately 1 keV. Other transitions of h(c) are also considered in the same context.
引用
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页码:2837 / 2839
页数:3
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