Branching fractions and CP asymmetries in B→H+H′-

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作者
Punzi, G [1 ]
机构
[1] Scuola Normale Super Pisa, I-56100 Pisa, Italy
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O412 [相对论、场论]; O572.2 [粒子物理学];
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摘要
Relative branching fractions of B-d,B-s -> h(+)h'- decays (where h, h' = K or pi) and direct CP asymmetry in B-d -> K+ pi(-) have been measured with 180 pb(-1) of data collected by the CDFII detector at the Tevatron collider. This includes the first BR measurement of a charmless Bs -> PP decay (B-s -> K+K-).
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页码:925 / 929
页数:5
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