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We present a model for quark matter with a density dependent quark-quark (confining) potential, which allows to describe a deconfinement phase transition as the system evolves from a low density assembly of bound structures to a high…

高能物理 - 唯象学 · 物理学 2016-09-01 W. M. Alberico , M. Nardi , S. Quattrocolo

We study a phenomenological model that mimics the characteristics of QCD theory at finite temperature. The model involves fermions coupled with a modified Abelian gauge field in a tachyon matter. It reproduces some important QCD features…

高能物理 - 唯象学 · 物理学 2021-05-14 Adamu Issifu , Julio C. M. Rocha , Francisco A. Brito

We study the rotation effects of the hot and dense QCD matter in a non-perturbative regime by the gauge/gravity duality. We use the gravitational model that is designated to match the state-of-the-art lattice data on the thermal properties…

高能物理 - 唯象学 · 物理学 2023-05-01 Yan-Qing Zhao , Song He , Defu Hou , Li Li , Zhibin Li

Lattice-QCD simulations and theoretical arguments hint at the existence of an intermediate phase of strongly interacting matter between a confined hadron gas and a deconfined Quark-Gluon Plasma (QGP). We qualitatively and…

高能物理 - 唯象学 · 物理学 2025-08-06 Yuki Fujimoto , Kenji Fukushima , Yoshimasa Hidaka , Larry McLerran

The equation of state of pure QCD, obtained from lattice QCD, is discussed for temperatures ranging from $0.9\tc$ to $4\tc$, as well as results on screening masses, the chiral condensate, and the pion decay constant close to the…

高能物理 - 格点 · 物理学 2016-08-31 G. Boyd

We study the phase transition of asymmetric hadronic matter to a quark-gluon plasma within the framework of a simple two-phase model. The analysis is performed in a system with two conserved charges (baryon number and isospin) using the…

核理论 · 物理学 2009-10-30 Horst Mueller

It has long been known that QCD undergoes a deconfining phase transition at high temperature. One of the consequent features of this new, quark-gluon phase is that hadrons become unbounded. In this talk meson correlation functions at…

高能物理 - 格点 · 物理学 2015-03-17 Gert Aarts , Chris Allton , Justin Foley , Simon Hands , Seyong Kim

We study the effect of a very strong homogeneous magnetic field B on the thermal deconfinement transition within the simplest phenomenological approach: the MIT bag pressure for the quark- gluon plasma and a gas of pions for the hadronic…

高能物理 - 唯象学 · 物理学 2012-07-31 Eduardo S. Fraga , Leticia F. Palhares

The general formalism of homogeneous nucleation theory is applied to study the hadronization pattern of the ultra-relativistic quark-gluon plasma (QGP) undergoing a first order phase transition. A coalescence model is proposed to describe…

高能物理 - 唯象学 · 物理学 2009-10-31 E. Zabrodin , L. Bravina , H. Stoecker , W. Greiner

The effect of a sharp front separating the quark-gluon plasma phase from the hadronic phase is investigated. Energy-momentum conservation and baryon number conservation constrain the possible temperature jump across the front. If one…

高能物理 - 唯象学 · 物理学 2010-11-01 N. Bilic , J. Cleymans , K. Redlich , E. Suhonen

Prompted by the relevant problem of temperature inversion (i.e. gradient of density anti-correlated to the gradient of temperature) in astrophysics, we introduce a novel method to model a gravitationally confined multi-component…

等离子体物理 · 物理学 2024-11-20 Luca Barbieri , Emanuele Papini , Pierfrancesco Di Cintio , Simone Landi , Andrea Verdini , Lapo Casetti

The QCD cross-over line in the temperature ($T$) -- baryo-chemical potential ($\mu_B$) plane has been computed by several lattice groups by calculating the chiral order parameter and its susceptibility at finite values of $\mu_B$. In this…

Confinement is an intriguing phenomenon prevalent in condensed matter and high-energy physics. Exploring its effect on the far-from-equilibrium criticality of quantum many-body systems is of great interest both from a fundamental and…

量子气体 · 物理学 2025-10-20 Jesse Osborne , Ian P. McCulloch , Jad C. Halimeh

We present a unified approach to the thermodynamics of hadron-quark-gluon matter at finite temperatures on the basis of a quark cluster expansion in the form of a generalized Beth-Uhlenbeck approach with a generic ansatz for the hadronic…

高能物理 - 唯象学 · 物理学 2021-03-26 D. Blaschke , Kirill A. Devyatyarov , Olaf Kaczmarek

We present a simple and intuitive picture for the deconfinement of quarks and gluons at finite temperature: as the temperature increases, QCD behaves like QED at T=0. We show this by calculating the QCD coupling constant as a function of…

高能物理 - 唯象学 · 物理学 2007-05-23 F. M. Steffens

The inhomogeneous cooling state describing the hydrodynamic behavior of a freely evolving granular gas strongly confined between two parallel plates is studied, using a Boltzmann kinetic equation derived recently. By extending the idea of…

统计力学 · 物理学 2019-12-20 J. Javier Brey , M. I. García de Soria , P. Maynar

We propose a picture that the chiral phase transition at zero quark mass and the deconfinement transition at infinite quark mass are continuously connected. This gives a simple interpretation on the coincidence of the pseudo-critical…

高能物理 - 格点 · 物理学 2009-11-10 Kenji Fukushima

We investigate the combined effects of rotation and finite quark chemical potential on inhomogeneous chiral condensation and the chiral phase diagram within the soft-wall holographic QCD model. Using the five-dimensional AdS-RN metric, we…

高能物理 - 唯象学 · 物理学 2026-04-14 D. -Y. Long , S. -Q. Feng

Finite temperature modifies the running of the QCD coupling alpha_s(k,T) with resolution k. After calculating the thermal quark and gluon masses selfconsistently, we determine the quark-quark and quark-gluon cross sections in the plasma…

高能物理 - 唯象学 · 物理学 2008-11-26 Jens Braun , Hans-Jürgen Pirner

The Polyakov loop has been used repeatedly as an order parameter in the deconfinement phase transition in QCD. We argue that, in the confined phase, its expectation value can be represented in terms of hadronic states, similarly to the…

高能物理 - 唯象学 · 物理学 2012-10-11 E. Megias , E. Ruiz Arriola , L. L. Salcedo