Electroweak Strings and Fermions
High Energy Physics - Phenomenology
2007-05-23 v1 High Energy Physics - Theory
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.
Keywords
Cite
@article{arxiv.hep-ph/9507350,
title = {Electroweak Strings and Fermions},
author = {Shion Kono and Stephen Naculich},
journal= {arXiv preprint arXiv:hep-ph/9507350},
year = {2007}
}
Comments
9 pages, Latex, 1 figure (uuencoded), to appear in Proc. of PASCOS/HOPKINS 1995, held in Baltimore, MD, March 22-25, 1995