ABSORPTIVE CONTRIBUTION TO PID SCATTERING LENGTH

被引:18
作者
BEDER, D
机构
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D O I
10.1016/0550-3213(69)90053-4
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
An unsubtracted dispertion representation is used to estimate aπD arising from two nucleon intermediate states. Because we take account of the large physical region cross section for πD → pp (due to the 3-3 resonance) our result, which differs from previous estimates, is Re aabs = +0.06 μ-1. © 1969.
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页码:586 / &
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