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In-medium chiral symmetry breaking in confining potential models of QCD is examined. Past attempts to analyse these models have been hampered by infrared divergences that appear at non-zero temperature. We argue that previous attempts to…

高能物理 - 唯象学 · 物理学 2010-04-06 Pok Man Lo , Eric S. Swanson

We discuss the effects of rotation on confining properties of gauge theories focusing on compact electrodynamics in two spatial dimensions as an analytically tractable model. We show that at finite temperature, the rotation leads to a…

高能物理 - 唯象学 · 物理学 2021-03-31 M. N. Chernodub

I review recent results on QCD at high temperature on a lattice. Steady progress with staggered fermions and Wilson type fermions allow a quantitative description of hot QCD whose accuracy in many cases parallels that of zero temperature…

高能物理 - 格点 · 物理学 2013-04-12 M. P. Lombardo

We review the various methods which have been employed recently to describe the thermodynamics of the high temperature quark-gluon plasma using weak coupling techniques, and we compare their results with those of most recent lattice gauge…

高能物理 - 唯象学 · 物理学 2016-11-23 J. -P. Blaizot , E. Iancu , A. Rebhan

We study quark confinement physics using lattice QCD. In the maximally abelian (MA) gauge, the off-diagonal gluon amplitude is strongly suppressed, and then the off-diagonal gluon phase shows strong randomness, which leads to a large…

高能物理 - 格点 · 物理学 2007-05-23 H. Suganuma , K. Amemiya , H. Ichie , H. Matsufuru , Y. Nemoto , T. T. Takahashi

The glueballs lead to gluon and QCD monopole condensations as by-products of color confinement. A color dielectric function $G(|\phi|)$ coupled with Abelian gauge field is properly defined to mediate the glueball interactions at confining…

高能物理 - 唯象学 · 物理学 2021-08-24 Adamu Issifu , Francisco A. Brito

QCD thermodynamics is considered using Wilson fermions in the fixed scale approach. The temperature dependence of the renormalized chiral condensate, quark number susceptibility and Polyakov loop is measured at four lattice spacings…

高能物理 - 格点 · 物理学 2015-06-05 S. Borsanyi , S. Durr , Z. Fodor , C. Hoelbling , S. D. Katz , S. Krieg , D. Nogradi , B. C. Toth , N. Trombitas , K. K. Szabo

An effective Lagrangian approach to describe the dynamics of confinement and symmetry breaking in the process of quark-gluon to hadron conversion is proposed. The deconfined quark and gluon degrees of freedom of the perturbative QCD vacuum…

高能物理 - 唯象学 · 物理学 2007-05-23 K. Geiger

Deconfinement and chiral symmetry restoration are explored in a confining, renormalisable, Dyson-Schwinger equation model of two-flavour QCD. An order parameter for deconfinement is introduced and used to establish that, in the chiral…

核理论 · 物理学 2010-03-04 Axel Bender , David Blaschke , Yuri Kalinovsky , Craig D. Roberts

Domain wall fermions are a new lattice fermion formulation which preserves the full chiral symmetry of the continuum at finite lattice spacing, up to terms exponentially small in an extra parameter. We discuss the main features of the…

高能物理 - 格点 · 物理学 2007-05-23 George Tamminga Fleming

Confinement may be more easily demonstrated at finite temperature using the Polyakov loop than at zero temperature using the Wilson loop. A natural mechanism for confinement can arise via the coupling of the adjoint Polyakov loop to F_{mu…

高能物理 - 格点 · 物理学 2009-10-30 Peter N. Meisinger , Michael C. Ogilvie

This is an introduction to the study of strongly interacting matter. We survey its different possible states and discuss the transition from hadronic matter to a plasma of deconfined quarks and gluons. Following this, we summarize the…

高能物理 - 唯象学 · 物理学 2015-05-13 Helmut Satz

Quark-hadron matter at finite temperature and density is studied using a two-flavor, color SU(2) (P)NJL model. The hadronic effective Lagrangian, derived by bosonization of the quark fields and renormalized using the Eguchi method, emerges…

核理论 · 物理学 2014-01-16 Shotaro Imai , Hiroshi Toki , Wolfram Weise

In this paper we investigate the influence of a constant external magnetic field on the finite-temperature phase structure and the chiral properties of a simplified lattice model for QCD. We assume an SU(2) gauge symmetry and employ…

高能物理 - 格点 · 物理学 2012-06-15 E. -M. Ilgenfritz , M. Kalinowski , M. Muller-Preussker , B. Petersson , A. Schreiber

We investigate full QCD with (2+1)-flavour of HISQ fermions at the physical point in the presence of uniform Abelian chromomagnetic background fields. Our focus is on the renormalized light and strange chiral condensate around the…

高能物理 - 格点 · 物理学 2024-07-11 Paolo Cea , Leonardo Cosmai

We give a new criterion of quark confinement/deconfinement by deriving a low-energy effective theory of QCD. The effective theory can explain Abelian dominance in low-energy physics of QCD, especially, quark confinement. Finally, we apply…

高能物理 - 理论 · 物理学 2007-05-23 Kei-Ichi Kondo

We present some results about the interplay between the chiral and deconfinement phase transitions in parity-conserving QED3 (with N flavours of massless 4 component fermions) at finite temperature. Following Grignani et al (Phys. Rev. D53,…

高能物理 - 理论 · 物理学 2009-10-31 I. J. R. Aitchison , C. D. Fosco

We survey recent work on the properties and decays of mesons as bound states of confined quarks at both zero and finite temperature. The framework for these investigations is the set of QCD Dyson--Schwinger equations truncated to…

核理论 · 物理学 2007-05-23 Pieter Maris , Peter C. Tandy

After introducing essential, qualitative concepts and results, we discuss the application of Dyson-Schwinger equations to QCD at finite T and mu. We summarise the calculation of the critical exponents of two-light-flavour QCD using the…

核理论 · 物理学 2010-03-04 David Blaschke , Craig D. Roberts

We investigate the QCD chiral phase transition at finite chemical potential $\mu$, using the renormalization group (RG) to characterize the infrared behavior of sigma models constrained by the flavor and spacetime symmetries. The results…

高能物理 - 唯象学 · 物理学 2009-10-31 Stephen D. H. Hsu , Myckola Schwetz