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Properties of the a1 Meson from Lattice QCD

High Energy Physics - Phenomenology 2008-11-26 v2 High Energy Physics - Lattice
Authors: Matthew Wingate , Thomas DeGrand , Sara Collins , Urs M. Heller
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Abstract

We determine the mass and decay constant of the a1a_1 meson using Monte Carlo simulation of lattice QCD. We find Ma1=1250±80M_{a_1} = 1250 \pm 80 MeV and fa1=0.30±0.03 (GeV)2f_{a_1} = 0.30 \pm 0.03 ~({\rm GeV})^2, in good agreement with experiment.

Keywords

a1 meson lattice QCD mass decay constant Monte Carlo simulation

Cite

@article{arxiv.hep-ph/9502274,
  title  = {Properties of the a1 Meson from Lattice QCD},
  author = {Matthew Wingate and Thomas DeGrand and Sara Collins and Urs M. Heller},
  journal= {arXiv preprint arXiv:hep-ph/9502274},
  year   = {2008}
}

Comments

9 page uu-encoded compressed postscript file. version appearing in Phys. Rev. Lett. 74 (1995) 4596

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