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Related papers: QCD Equations of State and the QGP Liquid Model

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We construct an equation of state for Quantum Chromodynamics (QCD) at finite temperature and chemical potentials for baryon number $B$, electric charge $Q$ and strangeness $S$. We use the Taylor expansion method, up to the fourth power for…

High Energy Physics - Phenomenology · Physics 2020-01-23 J. Noronha-Hostler , P. Parotto , C. Ratti , J. M. Stafford

The dynamics of Quark-gluon plasma (QGP) as a lump of deconfined free quarks and gluons is elaborated. Based on the first principal we construct the Lagrangian that represents the dynamics of QGP. To induce a hydrodynamics approach, we…

High Energy Astrophysical Phenomena · Physics 2017-06-20 T. P. Djun , M. K. N. Patmawijaya , R. Utama , L. T. Handoko

We discuss a non-perturbative $T$-matrix approach to investigate the microscopic structure of the quark-gluon plasma (QGP). Utilizing an effective Hamiltonian which includes both light- and heavy-parton degrees of freedoms. The basic…

Nuclear Theory · Physics 2017-12-01 Shuai Y. F. Liu , Ralf Rapp

We perform a zero temperature analysis of a non-Abelian lattice gauge model corresponding to an SU(3) Yang Mills theory in 1+1D at low energies. Specifically, we characterize the model ground states via gauge-invariant Matrix Product…

Quantum Physics · Physics 2019-10-29 Pietro Silvi , Yannick Sauer , Ferdinand Tschirsich , Simone Montangero

We discuss some selected recent developments in the field of lattice QCD at nonzero temperature and density, describing in particular the transition from the hadronic gas to the quark-gluon plasma, as seen in simulations using Wilson…

High Energy Physics - Lattice · Physics 2022-04-13 G. Aarts , C. Allton , S. Hands , B. Jäger , S. Kim , M. P. Lombardo , A. A. Nikolaev , S. M. Ryan , J. -I. Skullerud

Lattice data for the QCD equation of state and the baryon susceptibility near the crossover phase transition (at zero baryon density) are used to determine the input parameters of a 5-dimensional Einstein-Maxwell-Dilaton holographic model…

High Energy Physics - Theory · Physics 2016-04-19 Romulo Rougemont , Andrej Ficnar , Stefano Finazzo , Jorge Noronha

We construct the equation of state (EoS) of QCD based on the finite chemical potential information from the functional QCD approaches, with the assistance of the lattice QCD EoS. The obtained EoS is consistent with the up-to-date…

High Energy Physics - Phenomenology · Physics 2023-10-27 Yi Lu , Fei Gao , Bao-Chi Fu , Hui-Chao Song , Yu-Xin Liu

We study the response functions (chromo-electric susceptibilities) of quark-gluon plasma as a function of temperature in the presence of interactions. We consider two equations of state for hot QCD. The first one is fully perturbative, of…

High Energy Physics - Phenomenology · Physics 2008-07-01 Vinod Chandra , Akhilesh Ranjan , V. Ravishankar

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 equation of state of the quark gluon plasma is a key ingredient of heavy ion phenomenology. In addition to the traditional Taylor method, several novel approximation schemes have been proposed with the aim of calculating it at finite…

High Energy Physics - Lattice · Physics 2023-05-24 Szabolcs Borsanyi , Zoltan Fodor , Matteo Giordano , Jana N. Guenther , Sandor D. Katz , Attila Pasztor , Chik Him Wong

In this review, we provide an up-to-date account of quantitative holographic descriptions of the strongly coupled quark-gluon plasma (QGP) produced in heavy-ion collisions, based on the class of gauge-gravity Einstein-Maxwell-Dilaton (EMD)…

One of the fundamental properties of the quark-gluon plasma (QGP), the equation of state, is a subject of extensive studies in lattice QCD and an essential requirement for the correct hydrodynamic modeling of heavy-ion collisions. Lattice…

High Energy Physics - Lattice · Physics 2015-06-11 Alexei Bazavov

The equation of state (EoS) of QCD is a crucial input for the modeling of heavy-ion-collision (HIC) and neutron-star-merger systems. Calculations of the fundamental theory of QCD, which could yield the true EoS, are hindered by the infamous…

We present results for the QCD Equation of State (EoS) obtained using simulations of lattice QCD at zero chemical potential. Our high statistics results compare improved asqtad and p4fat3 staggered quarks on lattices with a temporal extent…

High Energy Physics - Lattice · Physics 2010-01-21 Rajan Gupta

We propose a novel quasiparticle interpretation of the equation of state of deconfined QCD at finite temperature. Using appropriate thermal masses, we introduce a phenomenological parametrization of the onset of confinement in the vicinity…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. A. Schneider , W. Weise

I review recent developements in lattice QCD at finite temperature, including the determination of the transition temperature T_c, equation of state and diffenet static screening lengths. The lattice data suggest that at temperatures above…

Nuclear Theory · Physics 2007-05-23 P. Petreczky

We present the results of continuum-extrapolated lattice simulations of quantum chromodynamics (QCD) above the crossover temperature and for unprecedentedly high baryon densities at the physical point, employing the complex Langevin…

High Energy Physics - Lattice · Physics 2026-04-22 Michael Mandl , Dénes Sexty , Daniel Unterhuber

A simple quasiparticle model, motivated by lowest-order perturbative QCD, is proposed. It is applied to interpret the lattice QCD equation of state. A reasonable reproduction of the lattice data is obtained. In contrast to existing…

High Energy Physics - Phenomenology · Physics 2009-11-10 Yu. B. Ivanov , V. V. Skokov , V. D. Toneev

We construct a four-dimensional version of the equation of state (EoS) model NEOS, NEOS-4D, as a function of the temperature and chemical potentials of baryon, electric charge, and strangeness for the hot and dense QCD matter created in…

Nuclear Theory · Physics 2024-10-14 Akihiko Monnai , Grégoire Pihan , Björn Schenke , Chun Shen

We show that the extensively studied equation of state (EOS) of strongly coupled QED plasma fits the recent lattice EOS data of gluon plasma remarkably well, with appropriate modifications to take account of color degrees of freedom and…

High Energy Physics - Phenomenology · Physics 2011-09-13 Vishnu Mayya Bannur