2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/187426Dark matter candidates and proton decay in a class of models based on the AdS/CFT correspondence are discussed. We show that the present bound on the proton decay lifetime is inconsistent with ${\cal N} = 1$ SUSY, and strongly constrains ${\cal N} = 0$ non-SUSY, low scale trinification type unification of orbifolded AdS$\otimes S^5$ models.10 pagesHigh Energy Physics - Phenomenologytext