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QCD predicts matter at high density should exhibit color superconductivity. We review briefly several pertinent properties of color superconductivity and then discuss how baryons are realized in color superconductors. Especially, we explain…

高能物理 - 唯象学 · 物理学 2009-03-16 Deog Ki Hong

We investigate the influence of repulsive vector interactions and color superconductivity on the structure of neutron stars using an extended version of the field correlator method (FCM) for the description of quark matter. The hybrid…

In this talk I discuss a recently proposed color superconducting phase of asymmetric quark matter where the up and down quark have different chemical potential, being in chemical equilibrium with electrons. Using Schwinger-Dyson equations…

高能物理 - 唯象学 · 物理学 2007-05-23 Deog Ki Hong

We investigate the color-singlet order parameters and the quark description of the Nambu-Goldstone (NG) bosons in the color-flavor locked (CFL) phase. We put emphasis on the NG boson (phason) called ``H'' associated with the…

高能物理 - 唯象学 · 物理学 2009-11-10 Kenji Fukushima

In a simplified model we study the hadronization of quark matter in an expanding fireball, in particular the approach to a final hadronic composition in equilibrium. Ideal hadron gas equilibrium constrained by conservation laws, the…

高能物理 - 唯象学 · 物理学 2008-11-26 T. S. Biro , P. Levai , J. Zimanyi

There seems to be a one to one correspondence between the phases of atomic and molecular matter (AMOM) and vortex matter (VM) in superfluids and superconductors. Crystals, liquids and glasses have been experimentally observed in both AMOM…

超导电性 · 物理学 2007-05-23 Wei Zhang , C. A. R. Sa de Melo

We study, within Ginzburg-Landau theory, the responses of three-flavor superfluid quark-gluon plasmas to external magnetic fields and rotation, in both the color-flavor locked and isoscalar color-antitriplet diquark phases near the critical…

高能物理 - 唯象学 · 物理学 2009-11-07 Kei Iida , Gordon Baym

I discuss several novel and unexpected aspects of quantum chromodynamics. These include: (a) the nonperturbative origin of intrinsic strange, charm and bottom quarks in the nucleon at large light-cone momenta x; the breakdown of pQCD…

高能物理 - 唯象学 · 物理学 2012-02-27 Stanley J. Brodsky

We analyze the phases of dense quark matter at nonzero quark masses. We map out the phase diagrams for charged quark matter as well as charge neutral matter containing leptons. We find that in Color Flavor Locked (CFL) quark matter, the…

高能物理 - 唯象学 · 物理学 2009-11-07 David B. Kaplan , Sanjay Reddy

Matter at high density and low temperature is expected to be a color superconductor, which is a degenerate Fermi gas of quarks with a condensate of Cooper pairs near the Fermi surface that induces color Meissner effects. At the highest…

高能物理 - 唯象学 · 物理学 2008-12-18 Mark G. Alford , Krishna Rajagopal , Thomas Schaefer , Andreas Schmitt

We discuss the phase structure of dense matter, in particular the nature of the transition between hadronic and quark matter. Calculations within a Ginzburg-Landau approach show that the axial anomaly can induce a critical point in this…

高能物理 - 唯象学 · 物理学 2015-03-17 Andreas Schmitt , Stephan Stetina , Motoi Tachibana

Originally proposed by Read [1] and Jain [2], the so-called "composite-fermion" is a phenomenological attachment of two infinitely thin local flux quanta seen as nonlocal vortices to two-dimensional (2D) electrons embedded in a strong…

介观与纳米尺度物理 · 物理学 2014-04-24 Gilbert Reinisch , Vidar Gudmundsson , Andrei Manolescu

The phase structure of hadronic matter at high density relevant to the physics of compact stars and relativistic heavy-ion collisions is studied in a low-energy effective quark theory. The relevant phases that figure are (1) chiral…

高能物理 - 唯象学 · 物理学 2009-10-31 Kurt Langfeld , Mannque Rho

For the past 20 years it had been thought that the coexistence phase of the confined hadronic and quark matter phases, assumed to be a first order transition, was strictly excluded from neutron stars. This, however, was due to a seemingly…

天体物理学 · 物理学 2007-05-23 Fridolin Weber , Norman K. Glendenning , Shouyong Pei

We point out a new configuration in the Witten-Sakai-Sugimoto model, allowing baryons in the pointlike approximation to coexist with fundamental quarks. The resulting phase is a holographic realization of quarkyonic matter, which is…

高能物理 - 理论 · 物理学 2020-10-28 Nicolas Kovensky , Andreas Schmitt

Quantum chromodynamics predicts that the interaction between its fundamental constituents, quarks and gluons, can lead to different states of strongly interacting matter, dependent on its temperature and baryon density. We first survey the…

高能物理 - 唯象学 · 物理学 2009-03-17 Helmut Satz

In the background of the strong magnetic field the vacuum is suggested to possess an electromagnetically superconducting phase characterised by the emergence of inhomogeneous quark-antiquark vector condensates which carry quantum numbers of…

高能物理 - 格点 · 物理学 2013-01-29 V. V. Braguta , P. V. Buividovich , M. N. Chernodub , A. Yu. Kotov , M. I. Polikarpov

Matter at intermediate baryon densities and low temperatures is notoriously hard to tackle theoretically. Whereas lattice methods cannot cover more than rather small densities, perturbative methods are only applicable at much higher…

高能物理 - 唯象学 · 物理学 2018-12-03 Alexander Haber

We analyze the ground state of the heavy-quark hybrid system composed of three quarks and a gluon. The known string tension K and approximately-known gluon mass M lead to a precise specification of the long-range non-relativistic part of…

高能物理 - 唯象学 · 物理学 2009-11-10 John M. Cornwall

Quarkyonic matter is a new phase of QCD at finite temperature and density which is distinct from the confined and de-confined phases. Its existence is unambiguously argued in the large number of colors limit in QCD. Hints of its existence…

高能物理 - 唯象学 · 物理学 2017-08-23 Larry McLerran