Exclusive Rare Decay B→ Kγ
O'Donnell, Patrick J. · Tung, Humphrey K. K.
Original · EN
We show that the exclusive decay B→ Kγ can be related to the semileptonic decay B→ρeν using heavy-quark symmetry and SU(3) flavor symmetry. A direct measurement of the q²-spectrum for the semileptonic decay can provide relevant information for the exclusive rare decay.
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