Determination of the Delta resonance width from lattice QCD

C. Alexandrou; J. W. Negele; M. Petschlies

Determination of the Delta resonance width from lattice QCD

High Energy Physics - Lattice 2014-01-16 v1

Authors: C. Alexandrou , J. W. Negele , M. Petschlies

Abstract

A method suitable for extracting resonance parameters of unstable baryons in lattice QCD is examined. The method is applied to the strong decay of the Delta to a pion-nucleon state, extracting the pi-N - Delta coupling constant and Delta decay width.

Keywords

lattice QCD Delta resonance resonance width pion-nucleon coupling unstable baryons

Cite

@article{arxiv.1401.3507,
  title  = {Determination of the Delta resonance width from lattice QCD},
  author = {C. Alexandrou and J. W. Negele and M. Petschlies},
  journal= {arXiv preprint arXiv:1401.3507},
  year   = {2014}
}

Comments

Proceedings contribution to Lattice 2013, 7 pages

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