QCD vacuum replicas are metastable

QCD vacuum replicas are metastable

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.

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Veröffentlicht in:arXiv.org 2022-11
Hauptverfasser: Bicudo, Pedro, Ribeiro, José Emílio
Format: Artikel
Sprache:eng
Schlagworte:
Excitation spectra
Mesons
Physics - High Energy Physics - Phenomenology
Tachyons
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Zusammenfassung: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.
ISSN:2331-8422
DOI:10.48550/arxiv.2211.10512