2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/184053The leading-order process for the production of a Z boson and a heavy-quark jet at hadron colliders is gQ -> ZQ (Q=c,b). We calculate this cross section at next-to-leading order at the Tevatron and the LHC, and compare it with other sources of ZQ events. This process is a background to new physics, and can be used to measure the heavy-quark distribution function.15 pages, 9 figures. Version to appear in Phys. Rev. DHigh Energy Physics - Phenomenologytext