Rescattering information from B→K(K)over-bar decays -: art. no. 113005

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作者
Gronau, M
Rosner, JL
机构
[1] Univ Chicago, Enrico Fermi Inst, Chicago, IL 60637 USA
[2] Univ Chicago, Dept Phys, Chicago, IL 60637 USA
来源
PHYSICAL REVIEW D | 1998年 / 58卷 / 11期
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P1 [天文学];
学科分类号
0704 ;
摘要
Rescattering effects can modify the dependence on the weak phase gamma= -Arg(V-ub*V-ud/V-cb*V-cd) of the ratio of rates for B+/- --> K-pi(+/-) and B-->K(+/-)pi(-/+). A test for these effects based on the processes B+/- --> K+/- K has been suggested. It is pointed out that the rates for the processes B-->K+K-, which are expected to be dominated by rescattering and for which considerably better experimental bounds exist, are likely to provide a more stringent constraint on these effects. [S0556-2821(98)00223-9].
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