Towers of baryons of the N=2 quark model band in the large Nc limit

C. T. Willemyns and N. N. Scoccola
Phys. Rev. D 98, 034019 – Published 21 August 2018; Erratum Phys. Rev. D 99, 059903 (2019)

Abstract

We perform a complete analysis of the spectrum of all the states in the N=2 quark model harmonic oscillator band with Nf=3 in the large Nc limit including the often disregarded antisymmetric multiplet [20,1+]. We include configuration mixing effects. We find that the states in the [56,L+] and [70,L+] with L=0, 2 fall into nine towers of degenerate states. We find that nonstrange antisymmetric states fall into three towers and respond to the same structure as the states in the [70,1] multiplet. We also show explicitly the compatibility of these results and the scattering resonance picture.

  • Received 25 April 2018

DOI:https://doi.org/10.1103/PhysRevD.98.034019

© 2018 American Physical Society

Physics Subject Headings (PhySH)

Nuclear PhysicsParticles & Fields

Erratum

Authors & Affiliations

C. T. Willemyns1,2 and N. N. Scoccola1,2,3

  • 1CONICET, Rivadavia 1917, 1033 Buenos Aires, Argentina
  • 2Physics Department, Comisión Nacional de Energía Atómica, Avenida Libertador 8250, 1429 Buenos Aires, Argentina
  • 3Universidad Favaloro, Solís 453, 1078 Buenos Aires, Argentina

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Issue

Vol. 98, Iss. 3 — 1 August 2018

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