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Related papers: Single parameter quasi-particle model for QGP

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The quasi-particle model of quark gluon plasma (QGP) is revisited here with thermodynamically consistent formalism, different from earlier studies, without the need of temperature dependent bag constant as well as other effects such as…

High Energy Physics - Phenomenology · Physics 2010-10-27 Vishnu M. Bannur

Using our recently developed one parameter quasiparticle model, we analyze more recent (refined) results of (2+1) flavor QGP in lattice simulation of QCD by various groups \cite{f.1,k.1,u.1,d.1}. We got a remarkable good fit to lattice…

High Energy Physics - Phenomenology · Physics 2013-02-04 Vishnu M. Bannur

Quasi-particle model of quark gluon plasma is the statistical mechanics of particles with medium dependent mass, related to plasma frequency, which was proposed to describe the thermodynamics of the medium itself. At relativistic limit the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Vishnu M. Bannur

Widely studied quasiparticle models for quark gluon plasma is revisited here to understand the statistical mechanics and thermodynamics of the system. We investigate the statistical mechanics and thermodynamics inconsistencies involved in…

High Energy Physics - Phenomenology · Physics 2013-01-30 Vishnu M. Bannur

We give the alternative formulation of quasiparticle model of quark gluon plasma with medium dependent dispersion relation. The model is thermodynamically consistent provided the medium dependent contribution to the energy density is taken…

High Energy Physics - Phenomenology · Physics 2016-07-21 Guru Prakash Kadam

In this work, we study the thermodynamic properties of quark-gluon plasma using Kramer's $q-potential$ method. We propose a modification in the first law of thermodynamics by including a temperature-dependent term when single particle…

High Energy Physics - Phenomenology · Physics 2024-09-18 Guruprasad Kadam

Here we comment on the thermodynamic inconsistency problem and the reformulation of statistical mechanics of widely studied quasiparticle models of quark-gluon plasma. Their starting relation, the expression for pressure itself is a wrong…

High Energy Physics - Phenomenology · Physics 2008-11-26 Vishnu M. Bannur

A quasi-particle model has been employed to describe the $(2+1)$-flavor lattice QCD equation of state with physical quark masses. The interaction part of the equation of state has been mapped to the effective fugacities of otherwise…

Nuclear Theory · Physics 2011-10-11 Vinod Chandra , V. Ravishankar

The strongly-coupled phase of the quark-gluon plasma (QGP) is studied here by resorting to a $T$-matrix formulation in which the medium is seen as a non-ideal gas of quasiparticles (quarks, antiquarks and gluons) interacting…

High Energy Physics - Phenomenology · Physics 2015-07-01 Gwendolyn Lacroix , Claude Semay , Fabien Buisseret

The self-consistent quasiparticle model has been successful in studying QCD thermodynamics. In this model, the medium effects are taken into account by considering quarks and gluons as quasiparticles with temperature-dependent masses which…

Nuclear Theory · Physics 2020-06-19 Sebastian Koothottil , Vishnu M. Bannur

Here we present a self-consistent quasi-particle model for quark-gluon plasma and apply it to explain the non-ideal behaviour seen in lattice simulations. The basic idea, borrowed from electrodynamic plasma, is that the gluons acquire mass…

High Energy Physics - Phenomenology · Physics 2008-11-26 Vishnu M. Bannur

Here we address the question regarding the nature of quark gluon plasma (QGP), whether it is a liquid or strongly coupled plasma (SCP), using two different phenomenological models, namely quasi-particle model (qQGP) and strongly coupled…

High Energy Physics - Phenomenology · Physics 2009-08-14 Vishnu M. Bannur

We make a simple observation about two models used to treat the region near the critical temperature of QCD, quasiparticle and matrix models. While they appear very different, we show how these two models might be related. We also present…

High Energy Physics - Phenomenology · Physics 2013-05-06 Kouji Kashiwa , Robert D. Pisarski , Vladimir V. Skokov

A strongly coupled quark-gluon plasma (QGP) of heavy constituent quasi-particles is studied by a path-integral Monte-Carlo method. This approach is a quantum generalization of the model developed by Gelman, Shuryak and Zahed. It is shown…

Nuclear Theory · Physics 2015-03-17 V. S. Filinov , Yu. B. Ivanov , M. Bonitz , P. R. Levashov , V. E. Fortov

Relativistic plasma with radiation at thermodynamic equilibrium is ageneral system of interest in astrophysics and high energy physics. We develop a new self-consistent quasi-particle model for such a system to take account of collective…

High Energy Physics - Phenomenology · Physics 2009-11-11 Vishnu M. Bannur

The thermomagnetic behavior of quark-gluon plasma has recently received a lot of attention. In this work, we make use of the extended self-consistent quasiparticle model to study the thermodynamic properties of magnetized (2+1) flavor…

High Energy Physics - Phenomenology · Physics 2020-07-29 Sebastian Koothottil , Vishnu M. Bannur

We review recent developments in lattice siumulations of the equation of state, order of the thermal phase transition and the determination of the pseudo-critical temperature in (2+1)-flavor QCD. Owing to the increasing computer power, new…

High Energy Physics - Phenomenology · Physics 2008-11-26 Tetsuo Hatsuda

We study a model of quark-gluon plasma of 2+1 flavors Quantum Chromodynamics in terms of quasiparticles propagating in a condensate of Polyakov loops. The Polyakov loop is coupled to quasiparticles by means of a gas-like effective…

High Energy Physics - Phenomenology · Physics 2015-06-17 Lucia Oliva , Paolo Castorina , Vincenzo Greco , Marco Ruggieri

We propose that the reason for the non-ideal behavior seen in lattice simulation of quark gluon plasma (QGP) and relativistic heavy ion collisions (URHICs) experiments is that the QGP near T_c and above is strongly coupled plasma (SCP),…

High Energy Physics - Phenomenology · Physics 2009-11-11 Vishnu M. Bannur

We construct the density of states for quarks and gluons using the `Thomas - Fermi model' for atoms and the `Bethe model' for nucleons as templates. With parameters to take care of the plasma (hydrodynamical) features of the QGP with a…

High Energy Physics - Phenomenology · Physics 2009-11-10 R. Ramanathan , Y. K. Mathur , K. K. Gupta , Agam K. Jha
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