Results 41 to 50 of about 13,559 (286)

Spontaneous Symmetry Breaking in Diffraction

open access: yesPhysical Review Letters
Main text: 12 pages plus 5 figures.
Abad-Arredondo, J.   +6 more
openaire   +3 more sources

Spontaneous Symmetry Breaking and Goldstone Theorem

open access: yes, 2023
We discuss the concept of spontaneous symmetry breaking and illustrate it with a general example. We consider Wigner-Weyl and Nambu-Goldstone realisations of symmetry in the quantum theory. Next, we state Goldstone’s theorem and sketch its proof.
Szymańska, Emilia
core   +1 more source

Time-reversal symmetry breaking in the noncentrosymmetric Zr3Ir superconductor [PDF]

open access: yes, 2020
We report the discovery of Zr3Ir as a structurally different type of unconventional noncentrosymmetric superconductor (with Tc=2.3 K), here investigated mostly via muon-spin rotation/relaxation (μSR) techniques.
Shi, M.   +10 more
core   +1 more source

Non-Hermitian non-Abelian topological insulators with PT symmetry

open access: yesPhysical Review Research, 2021
We study a non-Hermitian non-Abelian topological insulator preserving PT symmetry, where the non-Hermitian term represents nonreciprocal hoppings. As it increases, a spontaneous PT symmetry breaking transition occurs in the perfect-flat band model from a
Motohiko Ezawa
doaj   +1 more source

Linear stability analysis of chemical mechanism, Listanalchem: A tool for the search of spontaneous mirror symmetry breaking

open access: yesMethodsX, 2023
Homochirality, the phenomenon by which one of two virtually identical (non-superimposable mirror images) compounds is favored over the other in the chemistry of life, has been regarded as a requisite for the emergence of all living things on earth ...
Elkin Cruz   +2 more
doaj   +1 more source

Spontaneous breaking of non-relativistic scale symmetry

open access: yesJournal of High Energy Physics, 2017
We analyze the mechanism of spontaneous symmetry breaking of scale invariance in Galilean invariant field theories. We show that the existence of a dynamic gapless dilaton mode depends on whether the U(1) particle number or the Galilean boost symmetry ...
Igal Arav, Itamar Hason, Yaron Oz
doaj   +1 more source

Spontaneous symmetry breaking of coupled Fabry–Pérot nanocavities

open access: yesCommunications Physics
Ring cavities are quickly emerging as preferential platforms to investigate spontaneous symmetry breaking. However, research on handedness polarisation splitting within Kerr-coupled cavities is yet at a preliminary stage.
Jianming Mai   +4 more
doaj   +1 more source

Spontaneous symmetry breaking from anyon condensation

open access: yesJournal of High Energy Physics, 2019
In a physical system undergoing a continuous quantum phase transition, spontaneous symmetry breaking occurs when certain symmetries of the Hamiltonian fail to be preserved in the ground state.
Marcel Bischoff   +3 more
doaj   +1 more source

Spontaneous Symmetry Breaking and Chance [PDF]

open access: yes, 2002
In this paper I explore the nature of spontaneous symmetry breaking in connection with a cluster of interrelated concepts such as Curie's symmetry principle, chance, and ...
Liu, Chuang
core  

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