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Techniques for the treatment of IR divergences in decay processes at NLO and application to the top-quark decay

We present the extension of two general algorithms for the treatment of infrared singularities arising in electroweak corrections to decay processes at next-to-leading order: the dipole subtraction formalism and the one-cutoff slicing method. The former is extended to the case of decay kinematics wh...

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Detalles Bibliográficos
Autores principales: Basso, Lorenzo, Dittmaier, Stefan, Huss, Alexander, Oggero, Luisa
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Springer Berlin Heidelberg 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4750460/
https://www.ncbi.nlm.nih.gov/pubmed/26900344
http://dx.doi.org/10.1140/epjc/s10052-016-3878-2