Results 11 to 20 of about 96,191 (298)

Effective restoration of the U_A(1) symmetry with temperature and density [PDF]

open access: yes, 2004
We investigate the full U(3)$\otimes$U(3) chiral symmetry restoration, at finite temperature and density, on the basis of a quark model which incorporates the most relevant properties of QCD in this context: explicit and spontaneous breaking of chiral ...
C. A. de Sousa   +7 more
core   +1 more source

Light-front holography with chiral symmetry breaking

open access: yesPhysics Letters B, 2022
We present an analytically solvable 3D light-front Hamiltonian model for hadrons that extends light-front holography by including finite mass quarks and a longitudinal confinement term.
Yang Li, James P. Vary
doaj   +1 more source

Relating Quark Confinement and Chiral Symmetry Breaking in QCD [PDF]

open access: yes, 2017
We study the relation between quark confinement and chiral symmetry breaking in QCD. Using lattice QCD formalism, we analytically express the various "confinement indicators", such as the Polyakov loop, its fluctuations, the Wilson loop, the inter-quark ...
Doi, Takahiro M.   +3 more
core   +2 more sources

Naturally Light Scalars [PDF]

open access: yes, 1995
I argue that in certain chiral gauge theories composite scalars associated with chiral symmetry breaking can be light (i.e. lighter than naive scaling from QCD would suggest) without any fine-tuning.
Terning, John
core   +2 more sources

Chiral symmetry breaking in the truncated Coulomb Gauge II. Non-confining power law potentials [PDF]

open access: yes, 2008
In this paper we study the breaking of chiral symmetry with non-confining power-like potentials. The region of allowed exponents is identified and, after the previous study of confining (positive exponent) potentials, we now specialize in shorter range ...
D. Klabucar, O. Kaczmarek, P. Bicudo
core   +1 more source

Minimally doubled fermions and spontaneous chiral symmetry breaking

open access: yesEPJ Web of Conferences, 2018
Chiral symmetry breaking in massless QCD is a very important feature in the current understanding of low energy physics. Low - lying Dirac modes are suitable to help us understand the spontaneous chiral symmetry breaking, since the formation of a non ...
Osmanaj (Zeqirllari) Rudina   +1 more
doaj   +1 more source

Total Chiral Symmetry Breaking during Crystallization: Who needs a "Mother Crystal"? [PDF]

open access: yes, 2005
Processes that can produce states of broken chiral symmetry are of particular interest to physics, chemistry and biology. Chiral symmetry breaking during crystallization of sodium chlorate occurs via the production of secondary crystals of the same ...
Cristobal Viedma   +7 more
core   +3 more sources

On branches of the KS black hole

open access: yesNuclear Physics B, 2020
The Klebanov-Strassler black hole is a holographic dual to N=1 supersymmetric SU(N)×SU(N+M) cascading gauge theory plasma with spontaneously broken chiral symmetry.
Alex Buchel
doaj   +1 more source

Some Relations for Quark Confinement and Chiral Symmetry Breaking in QCD

open access: yesEPJ Web of Conferences, 2017
We analytically study the relation between quark confinement and spontaneous chiral-symmetry breaking in QCD. In terms of the Dirac eigenmodes, we derive some formulae for the Polyakov loop, its fluctuations, and the string tension from the Wilson loop ...
Suganuma Hideo   +3 more
doaj   +1 more source

Vector mesons in medium

open access: yesAAPPS Bulletin, 2021
After decades-long attempts to measure the mass shift and understand the origin of hadron mass, it became clear that one has to analyze hadrons with small vacuum width. Also, to identify the effect of chiral symmetry breaking, one has to start by looking
Su Houng Lee
doaj   +1 more source

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