Variations on the seesaw mechanism

por Prof. Walter Grimus (U. Vienna)

jueves 14 mar. 2002 12:00 → 13:00 Europe/Madrid

Sala Seminarios IFIC (Edf. Institutos de Investigación)

I discuss several models for neutrino masses and mixing, where the seesaw mechanism is used as the basic ingredient. I put emphasis on large or maximal neutrino mixing and show how such mixing angles can be achieved either by radiative corrections or by lepton number symmetries.