Results 21 to 30 of about 1,410,810 (294)

Selection rules for breaking selection rules

open access: yesNew Journal of Physics, 2021
Floquet systems often exhibit dynamical symmetries (DS) that govern the time-dependent dynamics and result in selection rules. When a DS is broken, selection rule deviations are expected.
Matan Even Tzur   +3 more
doaj   +1 more source

Strong-to-Weak Spontaneous Symmetry Breaking in Mixed Quantum States [PDF]

open access: yesPRX Quantum
Symmetry in mixed quantum states can manifest in two distinct forms: , where each individual pure state in the quantum ensemble is symmetric with the same charge, and , which applies only to the entire ensemble.
Leonardo A. Lessa   +5 more
semanticscholar   +1 more source

Higher-form symmetry breaking at Ising transitions [PDF]

open access: yesPhysical Review Research, 2020
In recent years, new phases of matter that are beyond the Landau paradigm of symmetry breaking are mountaining, and to catch up with this fast development, new notions of global symmetry are introduced.
Jiarui Zhao   +3 more
semanticscholar   +1 more source

Aromatic-bridged and meso-meso-linked BF2-smaragdyrin dimers exhibit fast decays in polar solvents by symmetry-breaking charge transfer

open access: yesCommunications Chemistry, 2023
Symmetry breaking charge separations have been found to be important for charge transfer in bacteriochlorophyll pairs in photosynthetic reaction centers, but engineering symmetry breaking charge separations in artificial dimers of related chromophores is
Lingbo Wen   +8 more
doaj   +1 more source

Are supersymmetric models with minimal particle content under tension for testing at LHC?

open access: yesPhysics Letters B, 2016
In supersymmetric models with minimal particle content and without large left-right squarks mixing, the conventional knowledge is that the Higgs Boson mass around 125 GeV leads to top squark masses O(10) TeV, far beyond the reach of colliders.
Abhijit Samanta   +2 more
doaj   +1 more source

Lepton and quark masses and mixing in a SUSY model with Δ(384) and CP

open access: yesNuclear Physics B, 2020
We construct a supersymmetric model for leptons and quarks with the flavor symmetry Δ(384) and CP. The peculiar features of lepton and quark mixing are accomplished by the stepwise breaking of the flavor and CP symmetry. The correct description of lepton
Claudia Hagedorn, Johannes König
doaj   +1 more source

Symmetry breaking on density in escaping ants: experiment and alarm pheromone model.

open access: yesPLoS ONE, 2014
The symmetry breaking observed in nature is fascinating. This symmetry breaking is observed in both human crowds and ant colonies. In such cases, when escaping from a closed space with two symmetrically located exits, one exit is used more often than the
Geng Li   +6 more
doaj   +1 more source

Realization of a spontaneous gauge and supersymmetry breaking vacuum

open access: yesJournal of High Energy Physics, 2017
It is one of the major issues to realize a vacuum which breaks supersymmetry (SUSY) and R-symmetry, in a supersymmetric model. We study the model, where the same sector breaks the gauge symmetry and SUSY. In general, the SUSY breaking model without gauge
Tatsuo Kobayashi   +3 more
doaj   +1 more source

Applications of Symmetry Breaking in Plasmonics

open access: yesSymmetry, 2020
Plasmonics is one of the most used domains for applications to optical devices, biological and chemical sensing, and non-linear optics, for instance. Indeed, plasmonics enables confining the electromagnetic field at the nanoscale.
G. Barbillon, A. Ivanov, A. Sarychev
semanticscholar   +1 more source

Probing the two-scale-factor universality hypothesis by exact rotation symmetry-breaking mechanism

open access: yesEuropean Physical Journal C: Particles and Fields, 2017
We probe the two-scale-factor universality hypothesis by evaluating, firstly explicitly and analytically at the one-loop order, the loop quantum corrections to the amplitude ratios for O(N) $$\lambda \phi ^{4}$$ λ ϕ 4 scalar field theories with rotation ...
J. F. S. Neto   +3 more
doaj   +1 more source

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