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arxiv: 0906.0108 · v1 · submitted 2009-05-30 · ✦ hep-ph

Semileptonic Decays: The Heavy Daughter Quark Limit

classification ✦ hep-ph
keywords limitalphab-quarkc-quarkcalculatedcalculationsconfirmdaughter
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We have calculated the rate of the decay b -> clv to second order in alpha_s in the limit that the b and c quarks have equal masses. The results here confirm recent calculations done in the opposite limit where the c-quark is much lighter than the b-quark.

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