RareB-decays and heavy to light semileptonic transitions in the Isgur and Wise limit |
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| Authors: | Pietro Santorelli |
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| Affiliation: | 1. Dipartimento di Scienze Fisiche, Università di Napoli, Mostra d'Oltremare Pad. 20, I-80125, Napoli, Italy
2. INFN, Sezione di Napoli, Mostra d'Oltremare Pad. 20, I-80125, Napoli, Italy
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| Abstract: | From the experimental braching ratios for and one finds, in the heavy quark limit of HQET, |Vbu|=(8.1±1.7)×10–3, larger but consistent with the actual quoted range (2–7)×10–3. In the same framework one predicts forR(B K* )=(2±2)10–2. |
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