O(α_s²) corrections to fully-differential top quark decays
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✦ hep-ph
keywords
quarkcalculationfully-differentialalphacorrectionsdecaydecaysdescribe
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We describe a calculation of the fully-differential decay rate of a top quark to a massless $b$-quark and a lepton pair at next-to-next-to-leading order in perturbative QCD. Technical details of the calculation are discussed and selected results for kinematic distributions are shown.
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