Results 91 to 100 of about 79,320 (197)

Sensitivity on the electromagnetic dipole moments of the tau-lepton at the CLIC

open access: yesSciPost Physics Proceedings, 2019
In this paper we established model independent bounds on the anomalous magnetic and electric dipole moments of the tau-lepton using the process $\gamma\gamma \to \tau^+\tau^-}$.
Maria de los Ángeles Hernández-Ruíz, Ahmet A. Billur, Murat Köksal, Alejandro Gutiérrez-Rodríguez
doaj   +1 more source

Spin precession of a particle with an electric dipole moment: contributions from classical electrodynamics and from the Thomas effect

open access: yes, 2015
The new derivation of the equation of the spin precession is given for a particle possessing electric and magnetic dipole moments. Contributions from classical electrodynamics and from the Thomas effect are explicitly separated.
Silenko, Alexander J.
core   +1 more source

Search for electric dipole moment

open access: yes, 2020
The outstanding progress has been made in reducing the upper bounds on EDM of several particles. Even if significant challenges must be overcome to further improve these limits, it is still one of the best chances to detect new type of interactions beyond the standard model.
Baryshevsky, V. G., Porshnev, P. I.
openaire   +2 more sources

Probing light top partners with CP violation

open access: yesJournal of High Energy Physics, 2018
We investigate CP-violating effects induced by light top partners in composite Higgs theories. We find that sizable contributions to the dipole moments of the light SM quarks and leptons are generically generated at the two-loop level through Barr-Zee ...
Giuliano Panico   +2 more
doaj   +1 more source

Electric dipole moments of charged leptons in the split fermion scenario in the two Higgs doublet model

open access: yes, 2005
We predict the charged lepton electric dipole moments in the split fermion scenario in the framework of the two Higgs doublet model. We observe that the numerical value of the muon (tau) electric dipole moment is at the order of the magnitude of $10^{-22}
234   +21 more
core   +1 more source

Probing exotic phenomena at the interface of nuclear and particle physics with the electric dipole moments of diamagnetic atoms: A unique window to hadronic and semi-leptonic CP violation

open access: yes, 2017
The current status of electric dipole moments of diamagnetic atoms which involves the synergy between atomic experiments and three different theoretical areas -- particle, nuclear and atomic is reviewed. Various models of particle physics that predict CP
@@endQCD Collaboration   +440 more
core   +1 more source

Electric Dipole Moments in U(1)' Models

open access: yes, 2008
We study electric dipole moments (EDM) of electron and proton in E(6)--inspired supersymmetric models with an extra U(1) invariance. Compared to the Minimal Supersymmetric Standard Model (MSSM), in addition to offering a natural solution to the mu problem and predicting a larger mass for the lightest Higgs boson, these models are found to yield ...
Hayreter, Alper   +3 more
openaire   +5 more sources

Electromagnetic tomography of spin- 3 2 $$ \frac{3}{2} $$ hidden-charm strange pentaquarks

open access: yesJournal of High Energy Physics
Understanding how quarks are spatially arranged inside exotic pentaquarks remains one of the key open problems in contemporary hadron spectroscopy. The electromagnetic multipole moments of hadrons provide a direct probe of their internal quark-gluon ...
Ulaş Özdem
doaj   +1 more source

Electric-Dipole Moments of Particles [PDF]

open access: yesAnnual Review of Nuclear and Particle Science, 1982
The methods of determining the electric dipole moment of the neutron are reviewed in detail. Values are also given for the rho, ..mu.., p, and ..lambda../sup 0/ particles. (AIP)
openaire   +1 more source

Time-reversal violation in the nucleon and light nuclei

open access: yesEPJ Web of Conferences, 2014
I review the effective-field theoretical framework for disentangling contributions to the electric dipole moments of the nucleon and light nuclei from physics in and beyond the Standard Model.
van Kolck U.
doaj   +1 more source

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