2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/217068We investigate conditions for the occurrence of Efimov states in the recently discovered halo nuclei. These states could appear in systems, where one neutron is added to a pronounced one-neutron halo nucleus. Detailed calculations of the properties of the states are presented and promising candidates are discussed.7 pages, compressed and uuencoded PostScript file, IFA-94/30Nuclear Theorytext