Separation of soft and collinear infrared limits of QCD squared matrix elements

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dc.creatorNagy, Zoltan
dc.creatorSomogyi, Gabor
dc.creatorTrocsanyi, Zoltan
dc.date2007-02-27
dc.date2007-02-28
dc.date.accessioned2026-07-07T07:49:04Z
dc.date.available2026-07-07T07:49:04Z
dc.descriptionWe present a simple way of separating the overlap between the soft and collinear factorization formulae of QCD squared matrix elements. We check its validity explicitly for single and double unresolved emissions of tree-level processes. The new method makes possible the definition of helicity-dependent subtraction terms for regularizing the real contributions in computing radiative corrections to QCD jet cross sections. This implies application of Monte Carlo helicity summation in computing higher order corrections.
dc.description14 pages, 1 figure, references added
dc.identifierhttps://arxiv.org/abs/hep-ph/0702273
dc.identifierhttp://arxiv.org/abs/hep-ph/0702273
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/124718
dc.subjectHigh Energy Physics - Phenomenology
dc.titleSeparation of soft and collinear infrared limits of QCD squared matrix elements
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