The Inclusive Determination of |Vcb

We present preliminary updated global fits to the moments of semileptonic B decay distributions and extract |Vcb| in addition to the heavy quark masses (mb, mc), and non-perturbative heavy quark expansion parameters (μπ, μG, ρD, ρLS). Included are both NNLO perturbative corrections and presently cal...

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Published inNuclear and particle physics proceedings Vol. 273-275; pp. 1325 - 1329
Main Authors Alberti, Andrea, Gambino, Paolo, Healey, Kristopher J., Nandi, Soumitra
Format Journal Article
LanguageEnglish
Published Elsevier B.V 01.04.2016
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Summary:We present preliminary updated global fits to the moments of semileptonic B decay distributions and extract |Vcb| in addition to the heavy quark masses (mb, mc), and non-perturbative heavy quark expansion parameters (μπ, μG, ρD, ρLS). Included are both NNLO perturbative corrections and presently calculated perturbative corrections to the power suppressed operators. We also discuss briefly the method of integration used to compute the O(αsΛQCD2/mb2) corrections.
ISSN:2405-6014
2405-6022
DOI:10.1016/j.nuclphysbps.2015.09.212