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We study the chiral phase transition of quark matter under rotation in two-flavor Nambu--Jona-Lasinio (NJL) model. It is found that, in the rotating frame, the angular velocity plays the similar role as the baryon chemical potential and…

High Energy Physics - Phenomenology · Physics 2019-02-06 Xinyang Wang , Minghua Wei , Zhibin Li , Mei Huang

We study the chiral phase transition of the two-flavor Nambu-Jona-Lasinio (NJL) model in a rotating sphere, which includes both rotation and finite size effects. We find that rotation leads to a suppression of the chiral condensate at a…

Nuclear Theory · Physics 2020-04-29 Zheng Zhang , Chao Shi , Xiaofeng Luo , Hong-Shi Zong

The Lagrangian for strongly interacting and rotating quark matter is modified with the inclusion of the spinorial connections, which in turn affect the thermodynamic equation of state and transport properties of the medium. In this work, we…

We investigate the chiral symmetry restoration/breaking of a dense, magnetized and rotating quark matter within the Nambu Jona-Lasinio model including $N_f=2$ and $N_c=3$ numbers of flavors and colors, respectively. Imposing the spectral…

High Energy Physics - Phenomenology · Physics 2023-06-14 S. M. A. Tabatabaee Mehr , F. Taghinavaz

We investigate the possibility of the spin polarization of quark matter at zero temperature and moderate baryon density.The Nambu-Jona-Lasinio (NJL) model including interactions in vector and axial-vector channel (coupling constant $G_2$)…

High Energy Physics - Phenomenology · Physics 2011-08-04 Shinji Maedan

We investigate the ferromagnetic (spin polarization) condensation in (2+1) flavor Nambu Jona-Lasinio(NJL) model with non-zero current quark masses at finite temperature and density which may be relevant in the context of neutron stars. The…

High Energy Physics - Phenomenology · Physics 2019-12-11 Aman Abhishek , Arpan Das , Hiranmaya Mishra , Ranjita K. Mohapatra

We investigate the thermodynamic properties of cold magnetized quark matter within a nonlocal Nambu Jona Lasinio (nlNJL) model. Our study addresses the equation of state, anisotropic pressures, quark density, speed of sound, and magnetic…

High Energy Physics - Phenomenology · Physics 2025-11-11 S. A. Ferraris , J. P. Carlomagno , G. A. Contrera , A. G. Grunfeld

We investigate the magnetized QCD matter and chiral phase transition in a (2 {\th} 1)-flavor Nambu-Jona-Lasinio (NJL) model at finite temperature and chemical potential by comparing the contributions from the tensor spin polarization (TSP)…

High Energy Physics - Phenomenology · Physics 2023-04-12 Yi-Wei Qiu , Sheng-Qin Feng

We have studied the properties of hot and dense quark matter based on the 3-flavor Nambu-Jona-Lasinio (NJL) model as well as its Polyakov-loop extension (pNJL) with scalar-isovector and vector-isovector couplings. Provided a considerable…

Nuclear Theory · Physics 2016-10-05 He Liu , Jun Xu , Lie-Wen Chen , Kai-Jia Sun

It is shown that the spin polarized condensate appears in quark matter at high baryon density and low temperature due to the tensor-type four-point interaction in the Nambu-Jona-Lasinio-type model as a low energy effective theory of quantum…

High Energy Physics - Phenomenology · Physics 2016-06-21 H. Matsuoka , Y. Tsue , J. da Providencia , C. Providencia , M. Yamamura , H. Bohr

We study the chiral phase transition inside a rotating cylinder within the framework of the Namb--Jona-Lasinio model. A spectral boundary condition is imposed to avoid faster than light. We investigate how the geometry of the cylinder and…

High Energy Physics - Phenomenology · Physics 2020-12-17 Zheng Zhang , Chao Shi , Xiao-Tao He , Xiaofeng Luo , Hong-Shi Zong

By using the Nambu-Jona-Lasinio model with a tensor-type four-point interaction between quarks, it is shown that there exists a possibility of a spin polarized phase in quark matter at finite temperature and density. When there exists the…

High Energy Physics - Phenomenology · Physics 2017-03-14 Y. Tsue , J. da Providencia , C. Providencia , H. Matsuoka , M. Yamamura , H. Bohr

Effect of magnetic field on chiral symmetry breaking in a 3-flavor Nambu Jona Lasinio (NJL) model at finite temperature and densities is considered here using an explicit structure of ground state in terms of quark and antiquark…

High Energy Physics - Phenomenology · Physics 2011-07-26 Bhaswar Chatterjee , Hiranmaya Mishra , Amruta Mishra

It is shown that the strange quark mass undergoes a first order transition in a generalized 3 flavor Nambu--Jona-Lasinio (NJL) Lagrangian which includes a complete set of explicit chiral symmetry breaking interactions. This transition…

High Energy Physics - Phenomenology · Physics 2014-11-13 J. Morais , J. Moreira , B. Hiller , A. H. Blin , A. A. Osipov

It is shown that spin polarization with respect to each flavor in three-flavor quark matter occurs instead of the color-flavor locking at high baryon density by using the Nambu-Jona-Lasinio model with four-point tensor-type interaction.…

High Energy Physics - Phenomenology · Physics 2015-01-21 Y. Tsue , J. da Providencia , C. Providencia , M. Yamamura , H. Bohr

We consider the color spin locking (CSL) phase of two-flavor quark matter at zero temperature for nonlocal instantaneous, separable interactions. We employ a Lorentzian-type form factor allowing a parametric interpolation between the sharp…

High Energy Physics - Phenomenology · Physics 2008-11-26 D. N. Aguilera , D. Blaschke , H. Grigorian , N. N. Scoccola

It is shown that flavor mixing of the strange and light quarks allows for existence of a much larger baryonic chemical potential window for the formation of a stable dual chiral-wave state as compared to the well known two flavor case. In…

High Energy Physics - Phenomenology · Physics 2015-06-18 J. Moreira , B. Hiller , W. Broniowski , A. A. Osipov , A. H. Blin

In high density quark matter under a strong external magnetic field, possible phases are investigated by using the two-flavor Nambu-Jona-Lasinio model with tensor-type four-point interaction between quarks, as well as the axial-vector-type…

High Energy Physics - Phenomenology · Physics 2017-02-01 Yasuhiko Tsue , Joao da Providencia , Constanca Providencia , Masatoshi Yamamura , Henrik Bohr

Equation of state of baryon rich quark matter is studied within the SU(3) Nambu-Jona-Lasinio model with flavour mixing interaction. Possible bound states (strangelets) and chiral phase transitions in this matter are investigated at various…

High Energy Physics - Phenomenology · Physics 2009-10-31 I. N. Mishustin , L. M. Satarov , H. Stoecker , W. Greiner

In this chapter, we discuss several aspects of the theory of strong interactions in presence of a strong magnetic background. In particular, we summarize our results on the effect of the magnetic background on chiral symmetry restoration…

High Energy Physics - Phenomenology · Physics 2015-06-05 Raoul Gatto , Marco Ruggieri
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