EPJ Web of Conferences 274, 03009 (2022)
https://doi.org/10.1051/epjconf/202227403009
https://doi.org/10.1051/epjconf/202227403009
QCD vacuum replicas are metastable
CeFEMA, Departamento de Física, Instituto Superior Técnico, Universidade de Lisboa.
* e-mail: bicudo@tecnico.ulisboa.pt
** e-mail: emilioribeiro@tecnico.ulisboa.pt
Published online: 22 December 2022
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.
© The Authors, published by EDP Sciences, 2022
This is an Open Access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
