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QCD corrections to the decay t → Wb in dimensional regularization

Authors
Journal
Physics Letters B
0370-2693
Publisher
Elsevier
Publication Date
Volume
252
Issue
3
Identifiers
DOI: 10.1016/0370-2693(90)90571-m
Disciplines
  • Physics

Abstract

Abstract A calculation of first order QCD correction to the decay of the top quark into W boson and b quark is presented. Both ultraviolet and infrared divergences are regularized using dimensional regularization, i.e. without introducing any gluon mass.

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