Results 41 to 50 of about 1,385,865 (356)

Gauged Peccei-Quinn symmetry — A case of simultaneous breaking of SUSY and PQ symmetry

open access: yesJournal of High Energy Physics, 2018
Recently, a simple prescription to embed the global Peccei-Quinn (PQ) symmetry into a gauged U(1) symmetry has been proposed. There, explicit breaking of the global PQ symmetry expected in quantum gravity are highly suppressed due to the gauged PQ ...
Hajime Fukuda   +3 more
doaj   +1 more source

Probing the electroweak symmetry breaking history with gravitational waves

open access: yesJournal of High Energy Physics, 2023
We perform three dimensional lattice simulation of the electroweak symmetry breaking process through two-step vacuum-like phase transitions with one step being first-order. Our results show that: 1) when the electroweak symmetry breaking is driven by the
Zizhuo Zhao   +3 more
doaj   +1 more source

Spontaneously broken subsystem symmetries

open access: yesJournal of High Energy Physics, 2022
We investigate the spontaneous breaking of subsystem symmetries directly in the context of continuum field theories by calculating the correlation function of charged operators. Our methods confirm the lack of spontaneous symmetry breaking in some of the
Jacques Distler, Andreas Karch, Amir Raz
doaj   +1 more source

New Techniques for Pairwise Symmetry Breaking in Multi-Agent Path Finding

open access: yesInternational Conference on Automated Planning and Scheduling, 2020
We consider two new classes of pairwise path symmetries which appear in the context of Multi-Agent Path Finding (MAPF). The first of them, corridor symmetry, arises when two agents attempt to pass through the same narrow passage in opposite directions ...
Jiaoyang Li   +5 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

Entanglement-enabled symmetry-breaking orders

open access: yesSciPost Physics Core
A spontaneous symmetry-breaking order is conventionally described by a tensor-product wavefunction of some few-body clusters; some standard examples include the simplest ferromagnets and valence bond solids. We discuss a type of symmetry-breaking orders,
Cheng-Ju Lin, Liujun Zou
doaj   +1 more source

Andreev reflections modulated by the breaking of space-inversion symmetry in graphene-typed materials

open access: yesNew Journal of Physics, 2019
We theoretically perform a comprehensive analysis about the influences of the space-inversion symmetry breaking in graphene-based materials on the Andreev reflections (AR) in the normal-metal/superconductor (NS) and NSN heterojunctions.
Xue-Si Li   +2 more
doaj   +1 more source

Conformal symmetry and its breaking in two dimensional Nearly Anti-de-Sitter space [PDF]

open access: yes, 2016
We study a two dimensional dilaton gravity system, recently examined by Almheiri and Polchinski, which describes near extremal black holes, or more generally, nearly $AdS_2$ spacetimes.
J. Maldacena, D. Stanford, Zhenbin Yang
semanticscholar   +1 more source

Symmetry, symmetry breaking, and pion parton distributions [PDF]

open access: yesPhysical Review D, 2019
Pion valence, glue and sea distributions are calculated using a continuum approach to the two valence-body bound-state problem. Since the framework is symmetry preserving, physical features of the distributions are properly expressed.
M. Ding   +5 more
semanticscholar   +1 more source

Symmetries of Symmetry Breaking Constraints

open access: yes, 2010
Symmetry is an important feature of many constraint programs. We show that any problem symmetry acting on a set of symmetry breaking constraints can be used to break symmetry. Different symmetries pick out different solutions in each symmetry class. This simple but powerful idea can be used in a number of different ways.
George Katsirelos, Toby Walsh
openaire   +4 more sources

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