scholarly journals Phase Diagram and Pion Modes of the Neutral Nambu-Jona Lasinio Model with the Polyakov Loop

2008 ◽  
Vol 174 ◽  
pp. 60-65 ◽  
Author(s):  
Marco Ruggieri
Keyword(s):  
2018 ◽  
Vol 175 ◽  
pp. 07042 ◽  
Author(s):  
Philipp Scior ◽  
Lorenz von Smekal ◽  
Dominik Smith

We study the phase diagram of QCD at finite isospin density using two flavors of staggered quarks. We investigate the low temperature region of the phase diagram where we find a pion condensation phase at high chemical potential. We started a basic analysis of the spectrum at finite isospin density. In particular, we measured pion, rho and nucleon masses inside and outside of the pion condensation phase. In agreement with previous studies in two-color QCD at finite baryon density we find that the Polyakov loop does not depend on the density in the staggered formulation.


2022 ◽  
Vol 105 (1) ◽  
Author(s):  
O. Borisenko ◽  
V. Chelnokov ◽  
S. Voloshyn

2016 ◽  
Vol 186 (4) ◽  
pp. 387-403 ◽  
Author(s):  
Yurii L. Kalinovsky ◽  
V.D. Toneev ◽  
Aleksandra V. Friesen

2018 ◽  
Vol 98 (7) ◽  
Author(s):  
Prabal Adhikari ◽  
Jens O. Andersen ◽  
Patrick Kneschke

2012 ◽  
Vol 27 (03n04) ◽  
pp. 1250013 ◽  
Author(s):  
A. V. FRIESEN ◽  
YU. L. KALINOVSKY ◽  
V. D. TONEEV

The thermodynamic behavior of the two-flavor (Nf = 2) three-color (Nc = 3) Polyakov-loop-extended Nambu–Jona-Lasinio (PNJL) model at the finite chemical potential is investigated. New lattice gluon data for gluon thermodynamics are used defining the effective potential within polynomial and logarithmic forms of its approximation. We study the effects of using different sets of data and different forms of the potential on thermodynamic properties of hot and dense matter. It is found that the PNJL thermodynamics depends stronger on the form of the effective potential than on the used lattice data set. Particular attention is paid to the phase diagram in the (T, μ) plane.


2016 ◽  
Vol 27 (6) ◽  
Author(s):  
Guo-Yun Shao ◽  
Xue-Yan Gao ◽  
Zhan-Duo Tang ◽  
Ning Gao

Symmetry ◽  
2010 ◽  
Vol 2 (3) ◽  
pp. 1338-1374 ◽  
Author(s):  
Pedro Costa ◽  
Maria C. Ruivo ◽  
Célia A. De Sousa ◽  
Hubert Hansen

2021 ◽  
Vol 965 ◽  
pp. 115332
Author(s):  
O. Borisenko ◽  
V. Chelnokov ◽  
E. Mendicelli ◽  
A. Papa

2017 ◽  
Vol 95 (11) ◽  
Author(s):  
Kohtaroh Miura ◽  
Noboru Kawamoto ◽  
Takashi Z. Nakano ◽  
Akira Ohnishi

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