2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/43626We illustrate one-loop weak corrections to three-jet production in $e^+e^-$ at $\sqrt{s}=M_Z$, to the production of a $Z$ or $γ$ in association with a hard jet at hadron colliders and to the production cross section of two $b$-jets at Tevatron and Large Hadron Collider (LHC).Talk presented at IFAE04, Torino, April 14-16,2004High Energy Physics - Phenomenologytext