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Related papers: A Dynamical Model of Color Confinement

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A dynamical model of confinement based on a microscopic transport description of the Friedberg-Lee model is extended to explicit color degrees of freedom. The string tension is reproduced by an adiabatic string formation from the nucleon…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Loh , C. Greiner , M. H. Thoma , U. Mosel

Confinement prohibits isolation of color charges, e.g., quarks, in nature via a process called string breaking: the separation of two charges results in an increase in the energy of a color flux, visualized as a string, connecting those…

In this paper, we develop models applicable to phenomenological particle physics by using the string analogy of particles. These theories can be used to investigate the phenomenology of confinement, deconfinement, chiral condensate, QGP…

High Energy Physics - Phenomenology · Physics 2023-02-02 Adamu Issifu , Francisco A. Brito

We study in this Letter the origin of the confinement in QCD by analyzing the colour charge of physics states. We derive the colour charge operator in QCD and compare it with the electromagnetic charge operator in QED. It shows that the two…

High Energy Physics - Phenomenology · Physics 2018-02-23 Fei Gao , Chong-yao Chen , Yu-xin Liu

Color confinement by the mechanism of Kugo and Ojima can treat confinement of any quantized color carrying fields including dynamical quarks. However, the non-perturbative condition for this confinement has been known to be satisfied only…

High Energy Physics - Theory · Physics 2016-09-06 Hiroyuki Hata , Yusuke Taniguchi

We study nonperturbative features of QCD using the dual Ginzburg-Landau theory. The color confinement is realized through the dual Higgs mechanism, which is brought by QCD-monopole condensation. We investigate the infrared screening effect…

High Energy Physics - Phenomenology · Physics 2007-05-23 Hideo Suganuma , Shoichi Sasaki , Hiroshi Toki

We propose a microscopic simulation for quark many-body system based on molecular dynamics. Using color confinement and one-gluon exchange potentials together with the meson exchange potentials between quarks, we construct nucleons and…

Nuclear Theory · Physics 2009-10-31 Toshiki Maruyama , Tetsuo Hatsuda

We study quark confinement in a system of two parallel domain walls interpolating different color dielectric media. We use the phenomenological approach in which the confinement of quarks appears considering the QCD vacuum as a color…

High Energy Physics - Theory · Physics 2009-11-07 D. Bazeia , F. A. Brito , W. Freire , R. F. Ribeiro

A new color basis system and confinement mechanism for multi-quark systems are proposed according to the string-type picture of QCD. The color string configurations in the strong coupling QCD are implemented in the set of color basis…

High Energy Physics - Phenomenology · Physics 2023-07-11 Guang-Juan Wang , Makoto Oka , Daisuke Jido

Confinement of quarks due to the strong interaction and the deconfinement at high temperatures and high densities are a basic paradigm for understanding the nuclear matter. Their simulation, however, is very challenging for classical…

Quantum Physics · Physics 2024-02-21 Xu-Dan Xie , Xingyu Guo , Hongxi Xing , Zheng-Yuan Xue , Dan-Bo Zhang , Shi-Liang Zhu

We study the color confinement, the $q$-$\bar q$ pair creation and the dynamical chiral-symmetry breaking of nonperturbative QCD by using the dual Ginzburg-Landau theory, where QCD-monopole condensation plays an essential role on the…

High Energy Physics - Phenomenology · Physics 2009-10-22 Hideo Suganuma , Shoichi Sasaki , Hiroshi Toki

We provide a study of quantum chromodynamics with the technique of Dyson-Schwinger equations in differential form. In this way, we are able to approach the non-perturbative limit and recover, with some approximations, the 't Hooft limit of…

High Energy Physics - Phenomenology · Physics 2022-11-22 Marco Frasca

Quantum operators of coordinates and momentum components of a particle in the Minkowski spacetime can belong to the generalized Snyder-Yang algebra and produce a quantum phase space with three new constants in the general case. With account…

High Energy Physics - Theory · Physics 2010-04-02 V. V. Khruschov

Color confinement is a fundamental phenomenon in quantum chromodynamics. In this work, the mechanisms underlying color confinement are investigated in detail, with a particular focus on the role of non-perturbative phenomena such as center…

High Energy Physics - Lattice · Physics 2024-12-17 Zeinab Dehghan , Manfried Faber

Recently there has been progress in the understanding of the confinement mechanism in Landau gauge QCD. The emerging dynamical description in terms of the underlying gauge dependent degrees of freedom goes beyond the static confinement in…

High Energy Physics - Phenomenology · Physics 2009-06-25 Kai Schwenzer

On the level of an effective quark theory, we define confinement by the absence of quark anti-quark thresholds in correlation functions. We then propose a confining Nambu-Jona-Lasinio-type model. Its four fermion interaction in the color…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kurt Langfeld

High density YM-theory is addressed by means of an effective theory where a Higgs type field corresponds to the diquark order parameter. The effective Higgs theory mimics the Cooper instability at the Fermi surface. After Landau gauge…

High Energy Physics - Lattice · Physics 2007-05-23 Kurt Langfeld

The basic properties of the confinement mechanism in QCD -- the temperature dependence of the spatial and temporal string tensions ($\sigma_s(T)$ and $\sigma_E(T)$) -- are studied in the framework of the Field Correlator Method (FCM). It is…

High Energy Physics - Phenomenology · Physics 2024-08-26 N. O. Agasian , Z. V. Khaidukov , M. S. Lukashov , Yu. A. Simonov

Numerous aspects and mechanisms of color confinement in QCD are surveyed. After a gauge-invariant definition of order parameters, the phenomenon is formulated in the language of field correlators, to select a particular correlator…

High Energy Physics - Phenomenology · Physics 2010-12-17 Yu. A. Simonov

Color confinement is a consequence of an unbroken non-Abelian gauge symmetry and the resulting asymptotic freedom inherent in quantum chromodynamics. A qualitative sketch of its proof is presented.

High Energy Physics - Theory · Physics 2007-05-23 Masud Chaichian , Kazuhiko Nishijima
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