首页|Fast computation of observed cross section for ψ′ → PP decays

Fast computation of observed cross section for ψ′ → PP decays

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It has been conjectured that the relative phase between strong and electromagnetic amplitudes is universally -90° in charmonium decays. ψ′ decaying into a pseudoscalar pair provides a possibility to test this conjecture. However, the experimentally observ

cross sectionnarrow resonancepseudoscalar paire + e - collider

计算时间 截面 衰变 聚丙烯 解析表达式 线性回归方法 粲夸克偶素 相对相位

10491303, 10775412, 10825524, 10835001, 10935008YZ2007132009CB825200, 2009CB825206KJCX2-YW-N29

2011

高能物理与核物理
中国物理学会

高能物理与核物理

SCI
ISSN:0254-3052
年,卷(期):2011.35(5)