Results 21 to 30 of about 2,625,439 (288)

2-Group symmetries and their classification in 6d

open access: yesSciPost Physics, 2022
We uncover 2-group symmetries in 6d superconformal field theories. These symmetries arise when the discrete 1-form symmetry and continuous flavor symmetry group of a theory mix with each other.
Fabio Apruzzi, Lakshya Bhardwaj, Dewi S. W. Gould, Sakura Schafer-Nameki
doaj   +1 more source

TASI Lectures on Abelian and Discrete Symmetries in F-theory [PDF]

open access: yesProceedings of Theoretical Advanced Study Institute Summer School 2017 "Physics at the Fundamental Frontier" — PoS(TASI2017), 2018
In F-theory compactifications, the abelian gauge sector is encoded in global structures of the internal geometry. These structures lie at the intersection of algebraic and arithmetic description of elliptic fibrations: While the Mordell--Weil lattice is ...
M. Cvetič, Ling Lin
semanticscholar   +1 more source

Discrete symmetries and nonlocal reductions [PDF]

open access: yesPhysics Letters, 2019
We show that nonlocal reductions of systems of integrable nonlinear partial differential equations are the special discrete symmetry transformations.
M. Gürses, Aslı Pekcan, K. Zheltukhin
semanticscholar   +1 more source

Neutron–antineutron oscillations: Discrete symmetries and quark operators [PDF]

open access: yesPhysics Letters B, 2018
We analyze status of C , P and T discrete symmetries in application to neutron–antineutron transitions breaking conservation of baryon charge B by two units. At the level of free particles all these symmetries are preserved. This includes P reflection in
Z. Berezhiani, A. Vainshtein
semanticscholar   +1 more source

Gravitational wave signatures from discrete flavor symmetries [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2020
Non-Abelian discrete symmetries have been widely used to explain the patterns of lepton masses and flavor mixing. In these models, a given symmetry is assumed at a high scale and then is spontaneously broken by scalars (the flavons), which acquire vacuum
G. Gelmini   +3 more
semanticscholar   +1 more source

The fate of discrete 1-form symmetries in 6d [PDF]

open access: yesSciPost Physics, 2020
Recently introduced generalized global symmetries have been useful in order to understand non-perturbative aspects of quantum field theories in four and lower dimensions.
Fabio Apruzzi, M. Dierigl, Ling Lin
semanticscholar   +1 more source

Orbit structure and (reversing) symmetries of toral endomorphisms on rational lattices [PDF]

open access: yes, 2012
Baake M, Neumärker N. Orbit structure and (reversing) symmetries of toral endomorphisms on rational lattices. Discrete and continuous dynamical systems A.
Neumärker, Natascha, Baake, Michael
core   +1 more source

Tests of discrete symmetries in positronium decays with the J-PET detector [PDF]

open access: yesEPJ Web of Conferences, 2019
As a relatively simple and purely leptonic state positronium constitutes a unique system to study discrete symmetries with precision limited only by the effects due to the weak interaction and photon-photon scattering.
Silarski Michał
doaj   +1 more source

Discrete symmetries for electroweak natural type-I seesaw mechanism [PDF]

open access: yes, 2017
The naturalness of electroweak scale in the models of type-I seesaw mechanism with O(1) Yukawa couplings requires TeV scale masses for the fermion singlets.
Pratik Chattopadhyay, K. M. Patel
semanticscholar   +1 more source

Multiscale expansion and integrability properties of the lattice potential KdV equation [PDF]

open access: yes, 2008
We apply the discrete multiscale expansion to the Lax pair and to the first few symmetries of the lattice potential Korteweg-de Vries equation. From these calculations we show that, like the lowest order secularity conditions give a nonlinear Schrödinger
Decio Levi   +10 more
core   +1 more source

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