2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/48400Production of a massive neutrino-antineutrino pair by a virtual polarized photon in the Weiberg-Salam model with mixing is studied. The rate of the neutrino production by photons with various polarizations is found at values of the magnetic field intensity lower than critical.4 pages, LaTeXHigh Energy Physics - Phenomenologytext