2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/44206Spontanous symmetry breaking usually gives spin 0 Goldstone bosons for the case of internal symmetries and spin 1/2 fermions for the supersymmetry. The spontaneous breaking of higher dimensional Lorentz symmetry can give vector Goldstone boson in 4-dimension.Talk presented at "Miami 2004: A topical conference on elementary particle physics and cosmology" Miami, Florida, Dec 15-19, 2004High Energy Physics - Phenomenologytext