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Related papers: Quark Confinement and Surface Critical Phenomena

200 papers

In a classical field model involving extended dual electromagnetic fields quark-like particles are shown to have fractional charges and a confining energy that provides an asymptotically free spherical surface. A suggestion is made for…

High Energy Physics - Theory · Physics 2008-07-22 Harry Schiff

The temperature and chemical potential dependent surface tension of bags is introduced into the gas of quark-gluon bags model. The suggested model is solved analytically. It resolves a long standing problem of a unified description of the…

Nuclear Theory · Physics 2007-11-20 K. A. Bugaev

We clearly refine the fundamental framework of the thin-layer quantization procedure, and further develop the procedure by taking the proper terms of degree one in $q_3$ ($q_3$ denotes the curvilinear coordinate variable perpendicular to…

Quantum Physics · Physics 2015-11-30 Yong-Long Wang , Hong-Shi Zong

We study the phase structure of lattice QCD with heavy quarks at finite temperature and density by a histogram method. We determine the location of the critical point at which the first-order deconfining transition in the heavy-quark limit…

High Energy Physics - Lattice · Physics 2015-06-17 H. Saito , S. Ejiri , S. Aoki , K. Kanaya , Y. Nakagawa , H. Ohno , K. Okuno , T. Umeda

This article is aimed at a pedagogical introduction to the physics of quantum phase transitions that is unique to metallic systems. It has been recognized for some time that quantum criticality can result in a breakdown of Landau's Fermi…

Strongly Correlated Electrons · Physics 2007-05-23 Qimiao Si

A theory for surface transitions in the presence of a disordered pinning potential is presented. Arbitrary disorder correlations are treated in the framework of a dynamical functional renormalization group. The roughening transition, where…

Condensed Matter · Physics 2009-10-28 Stefan Scheidl

Modifications in the production pattern of heavy quark bound states have long been considered to provide sensitive signatures for the thermal properties of dense matter created in heavy ion collisions. The original concept of Matsui and…

High Energy Physics - Lattice · Physics 2009-01-07 Frithjof Karsch

Recent developments in finite-temperature QCD with dynamical quarks are reviewed focusing on the topics of critical temperature, the equation of state, and critical behaviors around the chiral phase transition.

High Energy Physics - Lattice · Physics 2009-10-31 Shinji Ejiri

Propagation of the heavy quark in the field of a static antiquark source is studied in the framework of effective Dirac equation. The model of QCD vacuum is described by bilocal gluonic correlators. In the heavy quark limit the effective…

High Energy Physics - Phenomenology · Physics 2009-10-30 Yu. S. Kalashnikova , A. V. Nefediev

Quantum Chromodynamics (QCD) is the theory of the strong interactions. We review descriptions of hadronic systems motivated by QCD, analyzing the recent controversy between gluonic and bosonic degrees of freedom under the prism of the…

Nuclear Theory · Physics 2009-11-06 Vicente Vento

I give a summary of Section E of the seventh edition of the Conference ''Quark confinement and the hadron spectrum". Papers were presented on different subjects, from spectroscopy, including pentaquarks and hadron structure, to the quest…

High Energy Physics - Phenomenology · Physics 2008-11-26 Giuseppe Nardulli

The electronic states of a finite-width graphene sheet in the presence of an electrostatic confining potential and a perpendicular magnetic field are investigated. The confining potential shifts the Landau levels inside the well and creates…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 J. Milton Pereira , F. M. Peeters , P. Vasilopoulos

A formalism for studying the confinement of heavy quarks by considering the renormalised quark Dyson-Schwinger equation in the limit m --> infinity is described. We are particularly interested in studying the analytic structure of heavy…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. J. Burden

The theory of the strong interactions, Quantum Chromodynamics (QCD), has been addressed by a variety of non-perturbative techniques over the decades since its introduction. We have investigated Hamiltonian formulations with different…

High Energy Physics - Theory · Physics 2007-05-23 J. P. Vary , T. J. Fields J. R. Spence , H. W. L. Naus , H. J. Pirner , K. S. Gupta

We study the deconfinement of hadronic matter into quark matter in a protoneutron star focusing on the effects of the finite size on the formation of just-deconfined color superconducting quark droplets embedded in the hadronic environment.…

Solar and Stellar Astrophysics · Physics 2014-02-24 G. Lugones , A. G. Grunfeld

We study the effect of rotation on the confining and chiral properties of QCD using the Polyakov-enhanced linear sigma model coupled to quarks. Working in the homogeneous approximation, we obtain the phase diagram at finite temperature,…

Nuclear Theory · Physics 2026-04-15 Pracheta Singha , Sergiu Busuioc , Victor E. Ambrus , Maxim N. Chernodub

We discuss the phase structure and thermodynamics of QCD by means of dynamical chiral effective models. Quark and meson fluctuations are included via the functional renormalization group. We study the influence of confinement in addition to…

High Energy Physics - Phenomenology · Physics 2013-07-18 Tina K. Herbst , Jan M. Pawlowski , Bernd-Jochen Schaefer

The Coulomb screening effect and the finite-size effect such as surface tension are figured out in the hadron-quark deconfinement phase transition. We study the mixed phase of the quark droplets immersed in hadron matter. We see that the…

Nuclear Theory · Physics 2009-11-10 Tomoki Endo , Toshiki Maruyama , Satoshi Chiba , Toshitaka Tatsumi

We present a comparative computer simulation study of the phase diagrams and anomalous behavior of two-dimensional ($2D$) and quasi-two-dimensional ($q2D$) classical particles interacting with each other through isotropic core-softened…

Soft Condensed Matter · Physics 2019-06-14 Yu. D. Fomin , E. N. Tsiok , V. N. Ryzhov

The pseudo-critical temperature of the confinement-deconfinement transition and the phase transition surface are investigated by using the complex chemical potential. We can interpret the imaginary chemical potential as the Aharonov-Bohm…

High Energy Physics - Phenomenology · Physics 2015-10-07 Kouji Kashiwa , Akira Ohnishi