QCD Sum Rule Analysis of B \to (K,K^*) (\ell^+\ell^-,ν\barν) Decays

Pietro Santorelli

We use three-point QCD sum rules to calculate the form factors governing the rare exclusive decays B \to (K,K^*) \ell^+ \ell^-, B \to (K,K^*) ν\barν. We predict the branching ratio…