Chiral Hierarchies, Compositeness and the Renormalization Group
High Energy Physics - Theory
2011-07-19 v1 High Energy Physics - Phenomenology
Abstract
A wide class of models involve the fine--tuning of significant hierarchies between a strong--coupling ``compositeness'' scale, and a low energy dynamical symmetry breaking scale. We examine the issue of whether such hierarchies are generally endangered by Coleman--Weinberg instabilities. A careful study using perturbative two--loop renormalization group methods finds that consistent large hierarchies are not generally disallowed.
Keywords
Cite
@article{arxiv.hep-th/9307193,
title = {Chiral Hierarchies, Compositeness and the Renormalization Group},
author = {W. A. Bardeen and C. T. Hill and D. -U. Jungnickel},
journal= {arXiv preprint arXiv:hep-th/9307193},
year = {2011}
}
Comments
22 pp + 5 figs (uuencoded and submitted separately), SSCL-Preprint-490; FERMI-PUB-93/035-T