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Related papers: Chiral Phase Transition in an Expanding Quark Syst…

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We investigate the kinetics of chiral phase transitions in quark matter. We discuss the phase diagram of this system in both a microscopic framework (using the Nambu-Jona-Lasinio model) and a phenomenological framework (using a Landau free…

High Energy Physics - Phenomenology · Physics 2015-05-20 Awaneesh Singh , Sanjay Puri , Hiranmaya Mishra

We study the kinetics of chiral transitions in quark matter using a microscopic framework (Nambu-Jona-Lasinio model) and a phenomenological model (Ginzburg-Landau free energy). We focus on the coarsening dynamics subsequent to a quench from…

High Energy Physics - Phenomenology · Physics 2017-08-23 Awaneesh Singh , Sanjay Puri , Hiranmaya Mishra

We investigate the dynamics of the chiral transition in an expanding quark-anti-quark plasma. The calculations are made within a linear sigma model with explicit quark and antiquark degrees of freedom. We solve numerically the classical…

High Energy Physics - Phenomenology · Physics 2011-04-15 I. N. Mishustin , J. A. Pedersen , O. Scavenius

We investigate the kinetics of phase transitions for chiral symmetry breaking in heavy-ion collisions. We use a Langevin description for order-parameter kinetics in the chiral transition. The Langevin equation of motion includes {\it…

High Energy Physics - Phenomenology · Physics 2015-06-11 Awaneesh Singh , Sanjay Puri , Hiranmaya Mishra

We study the kinetics of chiral transitions in quark matter using a phenomenological framework (Ginzburg-Landau model). We focus on the effect of inertial terms on the coarsening dynamics subsequent to a quench from the massless quark phase…

High Energy Physics - Phenomenology · Physics 2013-06-24 Awaneesh Singh , Sanjay Puri , Hiranmaya Mishra

It is believed at present that the chiral transition changes from a smooth crossover to a first-order transition at low temperatures and high densities. Such regime is commonly analyzed using effective models since first principle…

Nuclear Theory · Physics 2025-11-20 R. M. Aguirre

We study the phase diagram of QCD with the help of order parameters for chiral symmetry breaking and quark confinement. We also introduce a new order parameter for the confinement phase transition, which is related to the quark density. It…

High Energy Physics - Phenomenology · Physics 2011-02-02 Jens Braun , Lisa M. Haas , Florian Marhauser , Jan M. Pawlowski

The characteristics of the chiral phase transition are analyzed within the framework of chiral quark models with nonlocal interactions in the mean field approximation. In the chiral limit, we develop a semi-analytic framework which allows…

High Energy Physics - Phenomenology · Physics 2009-11-10 D. Gomez Dumm , N. N. Scoccola

Starting from the linear sigma model with constituent quarks we derive the chiral fluid dynamics where hydrodynamic equations for the quark fluid are coupled to the equation of motion for the order-parameter field. In a static system at…

Nuclear Theory · Physics 2015-06-18 Igor N. Mishustin , Tomoi Koide , Gabriel S. Denicol , Giorgio Torrieri

We investigate chiral symmetry restoration in finite spatial volume and at finite temperature by calculating the dependence of the chiral phase transition temperature on the size of the spatial volume and the current-quark mass for the…

High Energy Physics - Phenomenology · Physics 2009-11-11 J. Braun , B. Klein , H. -J. Pirner , A. H. Rezaeian

Using the two-particle irreducible (2PI) $\Phi$-functional formalism for self-consistent approximations of a linear-$\sigma$ model for quarks and mesons in and out of equilibrium, the build-up of fluctuations of net-baryon number during the…

Nuclear Theory · Physics 2022-12-22 H. van Hees , A. Meistrenko , C. Greiner

The first order chiral phase transition for quark matter with flavor imbalance is studied using the Linear sigma model with quarks, also known as Quark-meson model. Special attention is paid to the role of the scalar isovector meson. The…

High Energy Physics - Phenomenology · Physics 2026-03-17 R. M. Aguirre

We investigate the time evolution of a quark antiquark plasma by solving numerically the relativistic transport equations derived on the Hartree level from the Nambu-Jona-Lasinio model. We find that the phase transition in the expanding…

High Energy Physics - Phenomenology · Physics 2009-10-28 Abdellatif Abada , Joerg Aichelin

The chiral phase transition is studied in an extended Nambu--Jona-Lasinio model with eight-quark interactions. Equations for scalar and vector quark densities, derived in the mean field approximation, are nonlinear and mutually coupled. The…

The kinetics of chiral transitions in hot and dense quark matter is studied via a microscopic framework (Nambu-Jona-Lasinio model) and a phenomenological model (Ginzburg-Landau free energy). We focus on the far-from-equilibrium ordering…

High Energy Physics - Phenomenology · Physics 2010-04-21 Awaneesh Singh , Sanjay Puri , Hiranmaya Mishra

The role of the axial anomaly in the chiral phase transition at finite temperature and quark chemical potential is investigated within a non-perturbative functional renormalization group approach. The flow equation for the grand potential…

High Energy Physics - Phenomenology · Physics 2014-04-25 Mario Mitter , Bernd-Jochen Schaefer

The nonequilibrium dynamics of the chiral phase transition expected during the expansion of the quark-qluon plasma produced in a high energy hadron or heavy ion collision is studied in the O(4) linear sigma model to leading order in a large…

High Energy Physics - Phenomenology · Physics 2009-10-28 Fred Cooper , Yuval Kluger , Emil Mottola , Juan Pablo Paz

Recent development of inhomogeneous chiral phase in Kyoto group is briefly reviewed. First, the nesting effect of the Fermi surface is emphasized as a key mechanism leading to inhomogeneous chiral phase. After introduction of inhomogeneous…

High Energy Physics - Phenomenology · Physics 2018-02-14 Toshitaka Tatsumi

The phase structure of the Polyakov loop-extended chiral quark-meson model is explored in a nonperturbative approach, beyond a mean-field approximation, in the presence of a magnetic field. We show that by including meson fluctuations one…

High Energy Physics - Phenomenology · Physics 2013-05-30 V. Skokov

The phase diagram of the Gross-Neveu (G-N) model in 2+1 dimensions as a function of chemical potential and temperature has a simple curve separating the broken symmetry and unbroken symmetry phases, with chiral symmetry being restored both…

High Energy Physics - Phenomenology · Physics 2009-11-07 Fred Cooper , Van M. Savage
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