2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/203840We present a next-to-leading-order calculation of W/Z production interfaced to shower Monte Carlo, implemented according to the POWHEG method. Finite width effects, Z/gamma interference and angular correlations of decay products are included. A detailed comparison with MC@NLO and PYTHIA is carried out.35 pages, 34 figuresHigh Energy Physics - Phenomenologytext