arXiv:hep-ph/0601101·v1·High Energy Physics — Phenomenology
Quark masses without Yukawa hierarchies
H. Fanchiotti (1)🇦🇷 · C. Garcia-Canal (1)🇦🇷 · W. A. Ponce (2). ((1) U. Nacional de La Plata, Argentina. (2) U. de Antioqua, Colombia.)🇨🇴
Abstract
A model based on the local gauge group SU(3)_c x SU(3)_L x U(1)_X without particles with exotic electric charges is shown to be able to provide the quark mass spectrum and their mixing, by means of universal see-saw mechanisms, avoiding a hierarchy in the Yukawa coupling constants.
Comments: 7 pages, 1 eps figure. Published in Europhysics Letters