Branching ratios of $B^+ \to D^{(*)+}K^{(*)0}$ decays in perturbative QCD approach

Cai-Dian L\"u; Ge-Liang Song

arxiv: hep-ph/0403233 · v4 · pith:2N4NDANMnew · submitted 2004-03-22 · ✦ hep-ph · hep-ex

Branching ratios of B^+ to D^(()+)K^(()0) decays in perturbative QCD approach

Ge-Liang Song , Cai-Dian L\"u This is my paper

classification ✦ hep-ph hep-ex

keywords approachbranchingdecaysperturbativeratiosannihilationcalculatediagrams

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We study the rare decays $B^+ \to D^{(*)+}K^{(*)0}$, which can occur only via annihilation type diagrams in the standard model. We calculate all of the four modes, $B \to PP, VP, PV, VV$, in the framework of perturbative QCD approach and give the branching ratios of the order about $10^{-6}$.

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Branching ratios of B^+ to D^((*)+)K^((*)0) decays in perturbative QCD approach

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Branching ratios of B^+ to D^(()+)K^(()0) decays in perturbative QCD approach