Influence of the regularization scheme in the QCD phase diagram in the PNJL model

In the context of the SU(2) quark flavor version of the Nambu–Jona-Lasinio model extended by the Polyakov loop, the effect of the regularization scheme on the quantum chromodynamics phase structure at finite volume was studied. The way in which the phase diagram changes with the type of Polyakov loo...

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Main Authors: Saucedo Jonathan Rincon, Paz Antonio, Flores-Baez F. V., Ibarra Jose Ruben Morones
Format: Article
Language:English
Published: De Gruyter 2023-11-01
Series:Open Physics
Subjects:
Online Access:https://doi.org/10.1515/phys-2023-0133
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author Saucedo Jonathan Rincon
Paz Antonio
Flores-Baez F. V.
Ibarra Jose Ruben Morones
author_facet Saucedo Jonathan Rincon
Paz Antonio
Flores-Baez F. V.
Ibarra Jose Ruben Morones
author_sort Saucedo Jonathan Rincon
collection DOAJ
description In the context of the SU(2) quark flavor version of the Nambu–Jona-Lasinio model extended by the Polyakov loop, the effect of the regularization scheme on the quantum chromodynamics phase structure at finite volume was studied. The way in which the phase diagram changes with the type of Polyakov loop potential considered in this study was also investigated. In this study, a polynomial and a logarithmic potential were used. On the other hand, a regularization scheme that satisfies the thermodynamics properties such as the Stefan–Boltzmann limit was chosen.
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spelling doaj.art-0922c3473781490591f8c53b004d6b492023-11-20T07:16:48ZengDe GruyterOpen Physics2391-54712023-11-01211023519510.1515/phys-2023-0133Influence of the regularization scheme in the QCD phase diagram in the PNJL modelSaucedo Jonathan Rincon0Paz Antonio1Flores-Baez F. V.2Ibarra Jose Ruben Morones3Facultad de Ciencias Físico Matemáticas, Universidad Autónoma de Nuevo León, Avenida Universidad S/N, Ciudad Universitaria, San Nicolás de los Garza, N.L. CP. 66455, MéxicoFacultad de Ciencias Físico Matemáticas, Universidad Autónoma de Nuevo León, Avenida Universidad S/N, Ciudad Universitaria, San Nicolás de los Garza, N.L. CP. 66455, MéxicoFacultad de Ciencias Físico Matemáticas, Universidad Autónoma de Nuevo León, Avenida Universidad S/N, Ciudad Universitaria, San Nicolás de los Garza, N.L. CP. 66455, MéxicoFacultad de Ciencias Físico Matemáticas, Universidad Autónoma de Nuevo León, Avenida Universidad S/N, Ciudad Universitaria, San Nicolás de los Garza, N.L. CP. 66455, MéxicoIn the context of the SU(2) quark flavor version of the Nambu–Jona-Lasinio model extended by the Polyakov loop, the effect of the regularization scheme on the quantum chromodynamics phase structure at finite volume was studied. The way in which the phase diagram changes with the type of Polyakov loop potential considered in this study was also investigated. In this study, a polynomial and a logarithmic potential were used. On the other hand, a regularization scheme that satisfies the thermodynamics properties such as the Stefan–Boltzmann limit was chosen.https://doi.org/10.1515/phys-2023-0133polyakov loop-extended njl modelcritical end pointchiral phase transitionmre approximation
spellingShingle Saucedo Jonathan Rincon
Paz Antonio
Flores-Baez F. V.
Ibarra Jose Ruben Morones
Influence of the regularization scheme in the QCD phase diagram in the PNJL model
Open Physics
polyakov loop-extended njl model
critical end point
chiral phase transition
mre approximation
title Influence of the regularization scheme in the QCD phase diagram in the PNJL model
title_full Influence of the regularization scheme in the QCD phase diagram in the PNJL model
title_fullStr Influence of the regularization scheme in the QCD phase diagram in the PNJL model
title_full_unstemmed Influence of the regularization scheme in the QCD phase diagram in the PNJL model
title_short Influence of the regularization scheme in the QCD phase diagram in the PNJL model
title_sort influence of the regularization scheme in the qcd phase diagram in the pnjl model
topic polyakov loop-extended njl model
critical end point
chiral phase transition
mre approximation
url https://doi.org/10.1515/phys-2023-0133
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