Eur. Phys. J. A (2007) 31: 515-518
https://doi.org/10.1140/epja/i2006-10190-9

QNP 2006

A SU(4)⊗O(3) scheme for nonstrange baryons

¹ Departament de Fısica Teórica and IFIC, Universidad de Valencia - CSIC, E-46100, Valencia, Spain
² Grupo de Fısica Nuclear and IUFFyM, Universidad de Salamanca, E-37008, Salamanca, Spain
³ Escuela Superior de Fısica y Matemáticas, Instituto Politécnico Nacional, Edificio 9, 07738, Mexico D.F., Mexico

Received: 8 October 2006
Accepted: 15 October 2006
Published online: 26 February 2007

Abstract

We show that nonstrange baryon resonances can be classified according to multiplets of SU(4)⊗O(3). We identify spectral regularities and degeneracies that allow us to predict the high-spin spectrum from 2 to 3GeV.