Results 21 to 30 of about 1,657,122 (349)

Discrete gauge symmetries and the weak gravity conjecture [PDF]

open access: yesJournal of High Energy Physics, 2019
In theories with discrete Abelian gauge groups, requiring that black holes be able to lose their charge as they evaporate leads to an upper bound on the product of a charged particle’s mass and the cutoff scale above which the effective description of ...
Nathaniel Craig   +2 more
doaj   +2 more sources

Symmetries of Discrete Systems [PDF]

open access: yes, 2003
In this series of lectures presented at the CIMPA Winter School on Discrete Integrable Systems in Pondicherry, India, in February, 2003 we give a review of the application of Lie point symmetries, and their generalizations to the study of difference ...
Grammaticos, Basil   +2 more
core   +7 more sources

Studies of discrete symmetries in decays of positronium atoms [PDF]

open access: yesEPJ Web of Conferences, 2018
A positronium - a bound state of electron and positron - is an eigenstate of parity and charge conjugation operators which decays into photons. It is a unique laboratory to study discrete symmetries whose precision is limited, in principle, by the ...
Czerwiński Eryk   +31 more
doaj   +2 more sources

Discrete Symmetries CP, T, CPT [PDF]

open access: yesEPJ Web of Conferences, 2016
The role of Symmetry Breaking mechanisms to search for New Physics is of highest importance. We discuss the status and prospects of the Discrete Symmetries CP, T, CPT looking for their separate Violation in LHC experiments and meson factories.
Bernabeu Jose
doaj   +7 more sources

Discrete symmetries from hidden sectors [PDF]

open access: yes, 2015
We study the presence of abelian discrete symmetries in globally consistent orientifold compactifications based on rational conformal field theory. We extend previous work [1] by allowing the discrete symmetries to be a linear combination of U(1) gauge ...
Anastasopoulos, Pascal   +2 more
core   +5 more sources

A SymTFT for continuous symmetries [PDF]

open access: yesJournal of High Energy Physics
Symmetry is a powerful tool for studying dynamics in QFT: it provides selection rules, constrains RG flows, and often simplifies analysis. Currently, our understanding is that the most general form of symmetry is described by categorical symmetries which
T. Daniel Brennan, Zhengdi Sun
doaj   +2 more sources

Discrete symmetries in dynamo reversals [PDF]

open access: yesPhysics of Plasmas, 2017
Quantification of the velocity and magnetic field reversals in dynamo remains an interesting challenge. In this paper, using group-theoretic analysis, we classify the reversing and non-reversing Fourier modes during a dynamo reversal in a Cartesian box ...
R. Bandyopadhyay, M. Verma
semanticscholar   +5 more sources

$\lambda$-symmetries for discrete equations [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2010
Following the usual definition of $\lambda$-symmetries of differential equations, we introduce the analogous concept for difference equations and apply it to some examples.Comment: 10 ...
Levi, D., Rodriguez, M. A.
core   +5 more sources

On discrete symmetries of robotics systems: A group-theoretic and data-driven analysis [PDF]

open access: yesRobotics: Science and Systems, 2023
We present a comprehensive study on discrete morphological symmetries of dynamical systems, which are commonly observed in biological and artificial locomoting systems, such as legged, swimming, and flying animals/robots/virtual characters.
Daniel Felipe Ordoñez Apraez   +3 more
semanticscholar   +1 more source

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