Four-particle scattering amplitudes in QCD at NNLO to higher orders in the dimensional regulator

Abstract We compute all helicity amplitudes for four particle scattering in massless QCD with nf fermion flavours to next-to-next-to-leading order (NNLO) in perturbation theory. In particular, we consider all possible configurations of external quarks and gluons. We evaluate the amp...

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Bibliographic Details
Main Authors: Ahmed, Taushif, Henn, Johannes, Mistlberger, Bernhard
Other Authors: Massachusetts Institute of Technology. Center for Theoretical Physics
Format: Article
Language:English
Published: Springer Berlin Heidelberg 2021
Online Access:https://hdl.handle.net/1721.1/131662