Gaugino mass nonuniversality and dark matter in supergravity, strings, and D-brane models
Gaugino mass nonuniversality and dark matter in supergravity, strings, and D-brane models
The effects of nonuniversality of gaugino masses on dark matter are examined within supersymmetric grand unification, and in string and D-brane models with R parity invariance. In SU(5) unified models nonuniversality in the gaugino sector can be generated via the gauge kinetic energy function which may depend on the 24, …