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Three-loop mixed QCD-electroweak corrections to Higgs gluon fusion

We compute the contribution of three-loop mixed QCD-electroweak corrections (αS2α2) to the gg→H scattering amplitude. We employ the method of differential equations to compute the relevant integrals and express them in terms of Goncharov polylogarithms.

Detalles Bibliográficos
Autores principales: Bonetti, Marco, Melnikov, Kirill, Tancredi, Lorenzo
Lenguaje:eng
Publicado: 2017
Materias:
Acceso en línea:https://dx.doi.org/10.1103/PhysRevD.97.034004
http://cds.cern.ch/record/2294840
Descripción
Sumario:We compute the contribution of three-loop mixed QCD-electroweak corrections (αS2α2) to the gg→H scattering amplitude. We employ the method of differential equations to compute the relevant integrals and express them in terms of Goncharov polylogarithms.