2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/193829We report on the calculation of the next-to-leading order QCD corrections to the production of W-boson pairs in association with a hard jet at the Tevatron and the LHC, which is an important source of background for Higgs and new-physics searches. The corrections stabilize the leading-order prediction for the cross section considerably, in particular if a veto against the emission of a second hard jet is applied.High Energy Physics - Phenomenologytext