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相关论文: 2+1 Flavor Polyakov--Nambu--Jona-Lasinio Model at …

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We investigate the phase diagram of the so-called Polyakov--Nambu--Jona-Lasinio model at finite temperature and nonzero chemical potential with three quark flavors. Chiral and deconfinement phase transitions are discussed, and the relevant…

高能物理 - 唯象学 · 物理学 2015-08-10 Pedro Costa , C. A. de Sousa , M. C. Ruivo , H. Hansen

We investigate the phase diagram of the so-called Polyakov--Nambu--Jona-Lasinio model at finite temperature and non-zero chemical potential with three quark flavors. Chiral and deconfinement phase transitions are discussed and the relevant…

高能物理 - 唯象学 · 物理学 2014-11-21 Pedro Costa , M. C. Ruivo , C. A. de Sousa , H. Hansen

We investigate the phase diagram of the so-called Polyakov--Nambu--Jona-Lasinio model at finite temperature and nonzero chemical potential with three quark flavours. Chiral and deconfinement phase transitions are discussed, and the relevant…

高能物理 - 唯象学 · 物理学 2011-06-22 C. A. de Sousa , Pedro Costa , M. C. Ruivo , H. Hansen

The chiral condensate and dressed Polyakov loop at finite temperature and density have been investigated in the framework of Nf = 2+1 Nambu-Jona-Lasinio (NJL) model with two degenerate u, d quarks and one strange quark. In the case of…

高能物理 - 唯象学 · 物理学 2015-05-27 Fukun Xu , Hong Mao , Tamal K. Mukherjee , Mei Huang

We investigate the phase diagram of the so-called Polyakov--Nambu--Jona-Lasinio (PNJL) model at finite temperature and nonzero chemical potential. The calculations are performed in the light and strange quark sectors ($u$, $d$, $s$), which…

高能物理 - 唯象学 · 物理学 2015-03-20 P. Costa , C. A. de Sousa , M. C. Ruivo , H. Hansen , O. Oliveira , P. J. Silva

The Polyakov-quark-meson (PQM) model, which combines chiral as well as deconfinement aspects of strongly interacting matter is introduced for three light quark flavors. An analysis of the chiral and deconfinement phase transition of the…

高能物理 - 唯象学 · 物理学 2010-04-22 Bernd-Jochen Schaefer , Mathias Wagner , Jochen Wambach

In this work, we study the chiral and deconfinement phase transitions in a two-flavor Polyakov loop extended Nambu--Jona-Lasinio (PNJL) model. And note that the self-consistent mean field approximation is employed by introducing an…

核理论 · 物理学 2023-06-22 Xiaozhu Yu , Liangkai Wu , Lang Yu , Xinyang Wang

We present extensive studies on hot and dense quark matter with two light and one heavy flavors in the Nambu--Jona-Lasinio model with the Polyakov loop (so-called PNJL model). First we discuss prescription dependence in choosing the…

高能物理 - 唯象学 · 物理学 2014-11-18 Kenji Fukushima

We present the phase diagram and the fluctuations of different conserved charges like quark number, charge and strangeness at vanishing chemical potential for the 2+1 flavor Polyakov Loop extended Nambu--Jona-Lasinio model with eight-quark…

高能物理 - 唯象学 · 物理学 2011-07-26 Paramita Deb , Abhijit Bhattacharyya , Sanjay K. Ghosh , Rajarshi Ray , Anirban Lahiri

By using the dressed Polyakov loop or dual chiral condensate as an equivalent order parameter of the deconfinement phase transition, we investigate the relation between the chiral and deconfinement phase transitions at finite temperature…

高能物理 - 唯象学 · 物理学 2017-08-23 Fukun Xu , Tamal K. Mukherjee , Huan Chen , Mei Huang

We study the free energy of a static quark in QCD with 2+1 flavors in a wide temperature region, 116 MeV $< T < $ 5814 MeV, using the highly improved staggered quark (HISQ) action. We analyze the transition region in detail, obtain the…

高能物理 - 格点 · 物理学 2016-06-21 A. Bazavov , N. Brambilla , H. -T. Ding , P. Petreczky , H. -P. Schadler , A. Vairo , J. H. Weber

The behavior of the quark condensates at zero chemical potential and finite temperature subject to an external magnetic field is studied within the three flavor Nambu--Jona-Lasinio model with Polyakov loop (PNJL) and its extension, the…

高能物理 - 唯象学 · 物理学 2014-01-10 Márcio Ferreira , Pedro Costa , Débora P. Menezes , Constança Providência , Norberto Scoccola

The QCD phase diagram at zero chemical potential and finite temperature subject to an external magnetic field is studied within the three flavor Nambu--Jona-Lasinio (NJL) model and the NJL model with the Polyakov loop (PNJL). A scalar…

高能物理 - 唯象学 · 物理学 2014-06-25 M. Ferreira , P. Costa , O. Lourenço , T. Frederico , C. Providência

We propose a three-flavor version of the Polyakov-Nambu-Jona-Lasino (PNJL) model at zero temperature regime, by implementing a traced Polyakov loop ($\Phi$) dependence in the scalar, vector and 't Hooft channel strengths. We study the…

高能物理 - 唯象学 · 物理学 2021-12-03 O. A. Mattos , T. Frederico , C. H. Lenzi , M. Dutra , O. Lourenço

We study the thermodynamics of the Polyakov-Nambu-Jona-Lasinio model considering the effects of an effective chiral chemical potential. We offer a new parametrization of the Polyakov-loop potential depending on temperature and the chiral…

高能物理 - 唯象学 · 物理学 2024-10-11 Francisco X. Azeredo , Dyana C. Duarte , Ricardo L. S. Farias , Gastão Krein , Rudnei O. Ramos

An updated version of the PNJL model is used to study the thermodynamics of N_f = 2 quark flavors interacting through chiral four-point couplings and propagating in a homogeneous Polyakov loop background. Previous PNJL calculations are…

高能物理 - 唯象学 · 物理学 2010-04-06 Simon Roessner , Claudia Ratti , Wolfram Weise

The phase structure of the two-flavor Polyakov-loop extended Nambu-Jona-Lashinio model is explored at finite temperature and imaginary chemical potential with a particular emphasis on the confinement-deconfinement transition. We point out…

高能物理 - 唯象学 · 物理学 2015-05-28 Kenji Morita , Vladimir Skokov , Bengt Friman , Krzysztof Redlich

With the aim of setting constraints for the modeling of the QCD phase diagram, the phase structure of the two-flavor Polyakov-loop extended Nambu and Jona-Lasinio (PNJL) model is investigated in the range of imaginary chemical potentials…

高能物理 - 唯象学 · 物理学 2011-09-27 Kouji Kashiwa , Thomas Hell , Wolfram Weise

The present work generalizes a nonlocal version of the Polyakov loop-extended Nambu and Jona-Lasinio (PNJL) model to the case of three active quark flavors, with inclusion of the axial U(1) anomaly. Gluon dynamics is incorporated through a…

高能物理 - 唯象学 · 物理学 2010-06-15 T. Hell , S. Rößner , M. Cristoforetti , W. Weise

We study the interplay between the chiral and the deconfinement transitions, both at high temperature and high quark chemical potential, by a non local Nambu-Jona Lasinio model with the Polyakov loop in the mean field approximation and…

高能物理 - 唯象学 · 物理学 2008-11-26 H. Abuki , R. Anglani , R. Gatto , G. Nardulli , M. Ruggieri
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