Volume 72, Number 5, December 2005
|Page(s)||733 - 739|
|Section||The physics of elementary particles and fields|
|Published online||03 November 2005|
Quark masses without Yukawa hierarchies
Laboratorio de Física Teórica, Departamento de Física, Facultad de Ciencias Exactas, Universidad Nacional de La Plata - C.C. 67-1900, La Plata Argentina
2 Instituto de Física, Universidad de Antioquia - A.A. 1226, Medellín, Colombia
Corresponding author: firstname.lastname@example.org
Accepted: 4 October 2005
A model based on the local gauge group 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.
PACS: 12.60.Cn – Extensions of electroweak gauge sector / 12.15.Ff – Quark and lepton masses and mixing
© EDP Sciences, 2005
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