English

QCD vacuum replicas are metastable

High Energy Physics - Phenomenology 2023-01-11 v1

Abstract

We study the meson spectra in the excited QCD vacua, denominated replicas. We find all mesons have real masses, with no tachyons, thus showing the QCD replicas are indeed metastable.

Cite

@article{arxiv.2211.10512,
  title  = {QCD vacuum replicas are metastable},
  author = {Pedro Bicudo and José Emílio Ribeiro},
  journal= {arXiv preprint arXiv:2211.10512},
  year   = {2023}
}

Comments

8 pages, 8 figures, contribution to the XVth Quark Confinement and the Hadron Spectrum Conference, Aug 2022 University of Stavanger

R2 v1 2026-06-28T06:15:01.182Z