Results 51 to 60 of about 204,709 (352)

Breaking flavour symmetry spontaneously [PDF]

open access: yesPhysics Letters B, 1997
Major revisions in text, 12 pages, RevTeX, 5 ...
openaire   +3 more sources

Mutual information and spontaneous symmetry breaking [PDF]

open access: yesPhysical Review A, 2016
We show that the metastable, symmetry-breaking ground states of quantum many-body Hamiltonians have vanishing quantum mutual information between macroscopically separated regions, and are thus the most classical ones among all possible quantum ground states.
A. Hamma, S. M. Giampaolo, F. Illuminati
openaire   +6 more sources

Spontaneous breaking of spatial and spin symmetry in spinor condensates [PDF]

open access: yes, 2010
Parametric amplification of quantum fluctuations constitutes a fundamental mechanism for spontaneous symmetry breaking. In our experiments, a spinor condensate acts as a parametric amplifier of spin modes, resulting in a twofold spontaneous breaking of ...
Arlt, J. J.   +8 more
core   +3 more sources

Bottom quark and tau lepton masses in a toy $$\textrm{SU}(6)$$ SU ( 6 ) model

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
We study a toy $$\textrm{SU}(6)$$ SU ( 6 ) model with the symmetry breaking pattern of the extended 331 symmetry of $$\textrm{SU}(3)_c \otimes \textrm{SU}(3)_W \otimes \textrm{U}(1)_X$$ SU ( 3 ) c ⊗ SU ( 3 ) W ⊗ U ( 1 ) X .
Ning Chen, Ying-nan Mao, Zhaolong Teng
doaj   +1 more source

Spontaneous supersymmetry breaking in inhomogeneous supersymmetric field theories and BPS vacua

open access: yesJournal of High Energy Physics, 2023
We study spontaneous supersymmetry breaking in inhomogeneous extensions of N $$ \mathcal{N} $$ = 1 supersymmetric field theory models in 4-dimensions.
Yoonbai Kim, O-Kab Kwon, D. D. Tolla
doaj   +1 more source

Inertial spontaneous symmetry breaking and quantum scale invariance [PDF]

open access: yesPhysical Review D, 2018
Weyl invariant theories of scalars and gravity can generate all mass scales spontaneously, initiated by a dynamical process of "inertial spontaneous symmetry breaking" that does not involve a potential.
P. Ferreira, C. Hill, G. Ross
semanticscholar   +1 more source

Spontaneous Symmetry Breaking in 5D Conformally Invariant Gravity

open access: yesAdvances in High Energy Physics, 2016
We explore the possibility of the spontaneous symmetry breaking in 5D conformally invariant gravity, whose action consists of a scalar field nonminimally coupled to the curvature with its potential. Performing dimensional reduction via ADM decomposition,
Taeyoon Moon, Phillial Oh
doaj   +1 more source

A model of persistent breaking of continuous symmetry

open access: yesSciPost Physics, 2022
We consider a UV-complete field-theoretic model in general dimensions, including $d=2+1$, that exhibits spontaneous breaking of continuous symmetry, persisting to arbitrarily large temperatures.
Noam Chai, Anatoly Dymarsky, Mikhail Goykhman, Ritam Sinha, Michael Smolkin
doaj   +1 more source

Effects of self- and cross-phase modulation on the spontaneous symmetry breaking of light in ring resonators [PDF]

open access: yesPhysical Review A, 2019
We describe spontaneous symmetry breaking in the powers of two optical modes coupled into a ring resonator, using a pair of coupled Lorentzian equations, featuring tunable self- and cross-phase modulation terms. We investigate a wide variety of nonlinear
L. Hill   +3 more
semanticscholar   +1 more source

Patterns of Spontaneous Chiral Symmetry Breaking in Vectorlike Gauge Theories [PDF]

open access: yes, 2001
It has been conjectured that spontaneous chiral symmetry breaking in strongly coupled vectorlike gauge theories falls into only three different classes, depending on the gauge group and the representations carried by the fermions.
Abild-Pedersen   +49 more
core   +2 more sources

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