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Related papers: QCD flux tubes across the deconfinement phase tran…

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The chromoelectric field generated by a static quark-antiquark pair, with its peculiar tube-like shape, can be nicely described, at zero temperature, within the dual superconductor scenario for the QCD confining vacuum. In this work we…

High Energy Physics - Lattice · Physics 2016-06-16 Paolo Cea , Leonardo Cosmai , Francesca Cuteri , Alessandro Papa

Topological properties of the vacuum were investigated in finite-temperature lattice QCD without and with dynamical quarks using a local operator of topological charge density and a variant of cooling. Below the deconfinement temperature…

High Energy Physics - Lattice · Physics 2007-05-23 M. Faber , H. Markum , S. Olejnik , W. Sakuler

We report on the results of measuring the chromoelectric fields in a flux tube created by a static quark-antiquark pair in the finite-temperature SU(3) gauge theory. Below the deconfinement temperature the field behavior is similar to the…

High Energy Physics - Lattice · Physics 2023-10-09 M. Baker , V. Chelnokov , L. Cosmai , F. Cuteri , A. Papa

We present results for the chromo-electric field generated by a static quark-antiquark pair at finite temperature, in lattice QCD with 2+1 dynamical staggered fermions at physical quark masses. We investigate the evolution of the field as…

High Energy Physics - Lattice · Physics 2025-10-03 Marshall Baker , Paolo Cea , Volodymyr Chelnokov , Leonardo Cosmai , Alessandro Papa

A characteristic signature of quark confinement is the concentration of the chromoelectric field between a static quark-antiquark pair in a flux tube. Here we report on lattice measurements of field distributions on smeared Monte Carlo…

High Energy Physics - Lattice · Physics 2024-11-05 Marshall Baker , Paolo Cea , Volodymyr Chelnokov , Leonardo Cosmai , Alessandro Papa

In this work, we show the flux tubes of the quark-antiquark and quark-quark at finite temperature for SU(3) Lattice QCD. The chromomagnetic and chromoelectric fields are calculated above and below the phase transition.

High Energy Physics - Lattice · Physics 2017-01-09 Nuno Cardoso , Marco Cardoso , Pedro Bicudo

We study the flux tubes produced by static quark-antiquark, quark-quark and quark-gluon charges at finite temperature in pure gauge SU(3) lattice QCD. Our sources are static and our lattice correlators are composed of fundamental and…

High Energy Physics - Lattice · Physics 2017-10-11 P. Bicudo , N. Cardoso , M. Cardoso

We present a study of the structure of the chromoelectrical field created by a static quark-antiquark pair in lattice QCD with 2+1 flavours of dynamical quarks, where the quark masses are set to their physical values. The analysis covers a…

High Energy Physics - Lattice · Physics 2025-12-08 M. Baker , P. Cea , V. Chelnokov , L. Cosmai , A. Papa

The hypothesis that the QCD vacuum can be modeled as a dual superconductor is a powerful tool to describe the distribution of the color field generated by a quark-antiquark static pair and, as such, can provide useful clues for the…

High Energy Physics - Lattice · Physics 2017-06-28 Paolo Cea , Leonardo Cosmai , Francesca Cuteri , Alessandro Papa

We study the profile of the broken string (flux tube) in the maximally abelian gauge below and above the finite temperature phase transition in full QCD. In the deconfinement phase, the flux tube disappears and the electric field apperas to…

High Energy Physics - Lattice · Physics 2015-06-25 V. Bornyakov , H. Ichie , Y. Koma , Y. Mori , Y. Nakamura , M. Polikarpov , G. Schierholz , T. Streuer , T. Suzuki

In this work we compute the color fields in the mediator plane between a static quark and a static antiquark using quenched lattice QCD. In special, we see the effect of the quark-antiquark distance on the flux tube. To obtain this results…

High Energy Physics - Lattice · Physics 2012-11-16 Marco Cardoso , Pedro Bicudo , Nuno Cardoso

We present lattice Monte Carlo results on the chromoelectric field created by a static quark-antiquark pair in the vacuum of QCD with 2+1 dynamical staggered fermions at physical masses. After isolating the nonperturbative, confining part…

High Energy Physics - Lattice · Physics 2024-10-01 M. Baker , P. Cea , V. Chelnokov , L. Cosmai , A. Papa

We show the flux tubes produced by static quark-antiquark, quark-quark and quark-gluon charges at finite temperature. The sources are placed in the lattice with fundamental and adjoint Polyakov loops. We compute the square densities of the…

High Energy Physics - Lattice · Physics 2016-08-30 Pedro Bicudo , Nuno Cardoso , Marco Cardoso

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…

We update our numerical investigation of topological structures around static quarks in pure gauge QCD by results of the first runs including dynamical quarks. Simulations were performed on an $8^3\times4$ lattice, with $SU(3)$ Wilson…

High Energy Physics - Lattice · Physics 2008-11-26 M. Faber , H. Markum , S. Olejnik , W. Sakuler

We study the behaviour of the flux tube thickness in the vicinity of the deconfinement transition. We show, using effective string methods, that in this regime the square width increases linearly and not logarithmically with the interquark…

High Energy Physics - Lattice · Physics 2014-11-20 M. Caselle

The chiral and deconfinement phase transitions are investigated within the variational Hamiltonian approach to QCD in Coulomb gauge. The temperature $\beta^{- 1}$ is introduced by compactifying a spatial dimension. Thereby the whole…

High Energy Physics - Theory · Physics 2016-11-15 H. Reinhardt , P. Vastag

We investigate the temperature and density dependence of the color flux tube structure of dense two-color QCD with $N_f = 2$ Wilson fermions by using a lattice simulation. From Refs. [1] and [2], we have already clarified the rich phase…

High Energy Physics - Lattice · Physics 2021-11-29 Katsuya Ishiguro , Kei Iida , Etsuko Itou

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…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. M. Steffens

We analyze the distribution of the chromoelectric field generated by a static quark-antiquark pair in the SU(3) vacuum and revisit previous results for SU(2). We find that the transverse profile of the flux tube resembles the dual version…

High Energy Physics - Lattice · Physics 2011-02-25 Mario Salvatore Cardaci , Paolo Cea , Leonardo Cosmai , Rossella Falcone , Alessandro Papa
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