Efficacious Additions to the Standard Model
arXiv:hep-ph/0508030 · doi:10.1016/j.physletb.2005.08.069
Abstract
If split supersymmetry can be advocated as a means to have gauge-coupling unification as well as dark matter, another plausible scenario is to enlarge judiciously the particle content of the Standard Model to achieve the same goals without supersymmetry. A simple efficacious example is presented.
6 pages, no figure, one reference added, version to appear in PLB