2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/225794The possible source of the production of neutrino with large masses is considered. For this purpose the reaction nu+n to e+p+gamma, in which the electron in neW+ vertex is produced off-mass-shell, is studied.12 pages, 6 figuresHigh Energy Physics - Phenomenologytext