Results 41 to 50 of about 264,462 (334)

BK and explicit chiral symmetry breaking [PDF]

open access: yesPhysics Letters B, 1995
15 pages, 4 postscript figures included, NORDITA-94/44 N,P. Mistake in the numerics discovered which changed some of the conclusions.
Bijnens, J., Prades, J.
openaire   +2 more sources

Holographic Non-Abelian Flavour Symmetry Breaking [PDF]

open access: yesUniverse, 2023
We investigate a holographic model for both spontaneous and explicit symmetry breaking of non-abelian flavour symmetries. This consists of a bottom-up model inspired by the top-down D3/probe D7-brane model.
J. Erdmenger   +8 more
semanticscholar   +1 more source

Inhomogeneous phases in the quark-meson model with explicit chiral-symmetry breaking [PDF]

open access: yesThe European Physical Journal Special Topics, 2020
We investigate the existence of inhomogeneous chiral phases in the quark-meson model with explicit chiral-symmetry breaking. We find that the inhomogeneous region shrinks with increasing pion masses but survives for the physical value of mπ.
M. Buballa, S. Carignano, L. Kurth
semanticscholar   +1 more source

Proper-time method for unequal masses

open access: yesPhysics Letters B, 2021
The result of removing of heavy non-equal mass particles from the theory can be described, at low energy, by the effective action, which is a series in inverse-square powers of the mass.
A.A. Osipov
doaj   +1 more source

Cosmological effects of Peccei-Quinn symmetry breaking on QCD axion dark matter [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2022
We study cosmological effects of explicit Peccei-Quinn breaking on the QCD axion dark matter. We find that the axion abundance decreases or increases significantly depending on the initial position, even for a tiny Peccei-Quinn breaking that satisfies ...
K. Jeong   +3 more
semanticscholar   +1 more source

Breaking rotations without violating the KSS viscosity bound

open access: yesJournal of High Energy Physics, 2023
We revisit the computation of the shear viscosity to entropy ratio in a holographic p-wave superfluid model, focusing on the role of rotational symmetry breaking.
Matteo Baggioli   +4 more
doaj   +1 more source

Radiation from charged particles due to explicit symmetry breaking in a gravitational field [PDF]

open access: yes, 2017
The paradox of a free falling radiating charged particle in a gravitational field is a well-known fascinating conceptual challenge that involves classical electrodynamics and general relativity (GR).
F. Tamburini, M. Laurentis, I. Licata
semanticscholar   +1 more source

Quantum noise as a symmetry-breaking field [PDF]

open access: yesPhysical review B, 2022
We investigate the effect of quantum noise on the measurement-induced quantum phase transition in monitored random quantum circuits. Using the efficient simulability of random Clifford circuits, we find that the transition is broadened into a crossover ...
Beatriz C. Dias   +4 more
semanticscholar   +1 more source

Symmetry Breaking Soliton, Breather, and Lump Solutions of a Nonlocal Kadomtsev–Petviashvili System

open access: yesComplexity, 2020
The Kadomtsev–Petviashvili equation is one of the well-studied models of nonlinear waves in dispersive media and in multicomponent plasmas. In this paper, the coupled Alice-Bob system of the Kadomtsev–Petviashvili equation is first constructed via the ...
Hong-Yu Wu   +4 more
doaj   +1 more source

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