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QCD radiative corrections to electroweak-boson production at large transverse momentum in hadron collisions

Journal Article · · Physical Review (Section) D: Particles and Fields; (USA)
; ;  [1]
  1. Department of Physics and Astronomy, State University of New York at Buffalo, Buffalo, New York 14260 (US)

The results of a complete analytical calculation of the next-to-leading-order QCD radiative corrections to the inclusive cross sections parton+parton{r arrow}{ital V}+{ital X}, where {ital V} is an on-shell {ital W}{sup {plus minus}} or {ital Z}{sup 0} with transverse momentum {ital Q}{sub {ital T}} of order {ital M}{sub {ital W}}, or a massive virtual photon with {ital Q}{sub {ital T}} of order of its invariant mass, are presented. Numerical predictions for {ital W}, {ital Z}, and {gamma}{sup *} production at collider energies are also presented. The dependence of the radiative corrections on the choice of renormalization and factorization scales is discussed. The results presented indicate that the QCD-improved parton model can be used to make firm and reliable predictions for electroweak-boson production at large {ital Q}{sub {ital T}}.

OSTI ID:
5460779
Journal Information:
Physical Review (Section) D: Particles and Fields; (USA), Journal Name: Physical Review (Section) D: Particles and Fields; (USA) Vol. 40:7; ISSN PRVDA; ISSN 0556-2821
Country of Publication:
United States
Language:
English