Skip to content

Fermions Destabilize Electroweak Strings

Stephen G. Naculich

hep-pharXiv:hep-ph/9501388

Abstract

Z-strings in the Weinberg-Salam model including fermions are unstable for all values of the parameters. The cause of this instability is the fermion vacuum energy in the Z-string background. Z-strings with non-zero fermion densities, however, may still be stable.

Create a lesson