Limits on Neutrino Masses in SO(10) GUT's

Abstract

Studying Renormalization Group Equations for the four typical SO(10) spontaneous symmetry breaking patterns we find the existence of lower limits on neutrino masses.

Comments: 3 pages LaTeX, no figures. Talk given by L. Rosa at the International School on Nuclear Physics; 19th Course: ``Neutrinos in Astro, Particle and Nuclear Physics'', Erice, September 16-24, 1997