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Related papers: Color superconductivity in high density QCD

200 papers

At sufficiently high baryon density, a quark matter is expected to become a color superconductor because of the pairing forces mediated by gluons. The theoretical aspect of this novel phase of the strong interaction is reviewed with the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Hai-cang Ren

We investigate color superconducting phases of cold quark matter at densities relevant for the interiors of compact stars. At these densities, electrically neutral and weak-equilibrated quark matter can have unequal numbers of up, down, and…

High Energy Physics - Phenomenology · Physics 2013-05-29 Jeffrey A. Bowers

We use a variational procedure to study finite density QCD in an approximation in which the interaction between quarks is modelled by that induced by instantons. We find that uniform states with conventional chiral symmetry breaking have…

High Energy Physics - Phenomenology · Physics 2009-10-30 M. Alford , K. Rajagopal , F. Wilczek

At ultra-high density, matter is expected to form a degenerate Fermi gas of quarks in which there is a condensate of Cooper pairs of quarks near the Fermi surface: color superconductivity. In these proceedings I review some of the…

Nuclear Theory · Physics 2009-11-11 Mark G Alford

We investigate the effects of the dynamical formation of the chiral condensates on color superconducting phases under the electric and color neutrality constraints at vanishing temperature. We shall show that the phase appearing next to the…

High Energy Physics - Phenomenology · Physics 2009-11-10 H. Abuki , M. Kitazawa , T. Kunihiro

Color superconductivity of QCD at finite density, temperature and flavor asymmetry is studied within an approximation which the interaction is modeled upon four--fermion interactions. We calculate the thermodynamic potential in the…

High Energy Physics - Phenomenology · Physics 2009-11-07 O. Kiriyama , S. Yasui , H. Toki

We investigate the phase diagram of color superconducting quark matter with strange quarks (2SC+s quark matter) in beta equliibrium at zero as well as finite temperatures within a Nambu-Jona-Lasinio model. The variational method as used…

High Energy Physics - Phenomenology · Physics 2009-11-10 Amruta Mishra , Hiranmaya Mishra

We predict the existence of the gapless Carlson-Goldman modes in the color-flavor locked color superconducting phase of dense QCD. These modes resemble Nambu-Goldstone modes of the superconducting phase below the critical temperature where…

High Energy Physics - Phenomenology · Physics 2009-11-07 V. P. Gusynin , I. A. Shovkovy

We present a derivation of the gap equation for the crystalline color superconducting phase of QCD which begins from a one-loop Schwinger-Dyson equation written using a Nambu-Gorkov propagator modified to describe the spatially varying…

High Energy Physics - Phenomenology · Physics 2009-11-07 Jeffrey A. Bowers , Joydip Kundu , Krishna Rajagopal , Eugene Shuster

A brief review of major theoretical aspects of color glass condensate physics is given.

High Energy Physics - Phenomenology · Physics 2007-05-23 A. V. Leonidov

QCD is expected to be in the color-flavor locking phase in high baryon density, which exhibits color superconductivity. The most fundamental topological objects in the color superconductor are non-Abelian vortices which are topologically…

High Energy Physics - Phenomenology · Physics 2010-01-24 Minoru Eto , Muneto Nitta

The recent study by Bowers and Rajagopal on the possible structures for the QCD crystalline color superconducting phase favors a cubic structure and allows for a first discussion of the QCD dynamics in the crystalline phase. The cubic…

High Energy Physics - Phenomenology · Physics 2009-11-07 R. Casalbuoni , R. Gatto , G. Nardulli

We describe the effects of the strange quark mass and of the color and electric neutrality on the superconducing phases of QCD.

High Energy Physics - Phenomenology · Physics 2017-08-23 Roberto Casalbuoni

We study an effective theory of QCD at high density in detail, including the finite temperature effects and the leading order correction in $1/\mu$ expansion. We investigate the Cooper pair gap equation and find that the color-flavor…

High Energy Physics - Phenomenology · Physics 2009-10-31 Deog Ki Hong

We discuss the possibility that in finite density QCD an anisotropic phase is realized. This case might arise for quarks with different chemical potential and/or different masses. In this phase crystalline structures may be formed. We…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Casalbuoni

We propose a new method for simulating QCD at finite density, where interesting phases such as the color superconductivity phase is conjectured to appear. The method is based on a general factorization property of distribution functions of…

High Energy Physics - Lattice · Physics 2017-08-23 Jun Nishimura

An introductory review of physics of color superconducting state of matter is presented. Comparison with superconductivity in electron systems reveals difficulties involved in formulating color superconductivity theory at moderately…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. O. Kerbikov

In this talk I review the current status of lattice QCD calculations at nonzero temperature and density. I focus on the QCD phase structure and bulk QCD thermodynamics at zero and nonzero chemical potentials.

High Energy Physics - Lattice · Physics 2017-02-02 Heng-Tong Ding

The status of our understanding of the properties and manifestations of color superconductivity at zero and low density is briefly reviewed. Future possibility is highlighted.

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Ying

Electric and color neutral solutions, and the critical conditions for the formation of gapless color superconductors, are investigated in $K^0$ condensed color-flavor locked quark matter for nonzero strange quark mass. We show that as the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Xiao-Bing Zhang , J. I. Kapusta