2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/83219It is shown that new spin-orbit-like terms appear in the effective nonrelativistic weak Hamiltonian for nucleon provided that nuclear potential is taken into account. Arguments for their considerable enhancement, in particular, in relativistic nuclear model of Walecka are advanced.3 pages, latex, no figures, submitted to the European Physical Journal ANuclear TheoryHigh Energy Physics - Phenomenologytext