Exact solution for a fermion–antifermion system with Cornell type nonminimal coupling in the topological defect-generated spacetime

A Guvendi, S Zare, H Hassanabadi - Physics of the Dark Universe, 2022 - Elsevier
We study the relativistic dynamics of a two-body system with nonminimal couplings in the
topological defect-generated 1+ 2-dimensional space–time by using a fully-covariant two …

Effects of Lorentz symmetry breaking by a tensor field subject to Coulomb-type potential on relativistic quantum oscillator

F Ahmed - Proceedings of the Royal Society A, 2022 - royalsocietypublishing.org
In this paper, we solve the Klein–Gordon oscillator analytically under Lorentz-violating
effects defined by a tensor field subject to a Coulomb-type scalar potential. We obtain the …

Influences of Lorentz symmetry violation on charged Dirac fermions in cosmic dislocation space-time

S Zare, H Hassanabadi, G Junker - General Relativity and Gravitation, 2022 - Springer
In this paper, the relativistic and non-relativistic behavior of charged Dirac fermions is
investigated in the presence of a Kratzer-like potential under the influence of a broken …

New -even and Lorentz-violating nonminimal coupling in the Dirac equation

R Casana, MM Ferreira Jr, E Passos… - Physical Review D …, 2013 - APS
In this work, we propose a CPT-even and Lorentz-violating dimension-five nonminimal
coupling between fermionic and gauge fields, involving the CPT-even and Lorentz-violating …

Einstein-Hilbert graviton modes modified by the Lorentz-violating bumblebee field

RV Maluf, CAS Almeida, R Casana, MM Ferreira Jr - Physical Review D, 2014 - APS
In this work, we investigate the consequences of the spontaneous breaking of Lorentz
symmetry, triggered by the bumblebee vector field, on the usual Einstein-Hilbert theory …

[HTML][HTML] Radiative generation of the CPT-even gauge term of the SME from a dimension-five nonminimal coupling term

R Casana, MM Ferreira Jr, RV Maluf, FEP Dos Santos - Physics Letters B, 2013 - Elsevier
In this Letter we show for the first time that the usual CPT-even gauge term of the Standard
Model Extension (SME), in its full structure, can be radiatively generated, in a gauge …

On the influence of a Coulomb-like potential induced by the Lorentz symmetry breaking effects on the harmonic oscillator

K Bakke, H Belich - The European Physical Journal Plus, 2012 - Springer
In this work, we obtain bound states for a nonrelativistic spin-half neutral particle under the
influence of a Coulomb-like potential induced by the Lorentz symmetry breaking effects. We …

Interaction of the generalized Duffin–Kemmer–Petiau equation with a non-minimal coupling under the cosmic rainbow gravity

M Hosseinpour, H Hassanabadi, J Kriz… - … Journal of Geometric …, 2021 - World Scientific
In this study, we survey the generalized Duffin–Kemmer–Petiau oscillator containing a non-
minimal coupling interaction in the context of rainbow gravity in the presence of the cosmic …

He–McKellar–Wilkens effect and scalar Aharonov–Bohm effect for a neutral particle based on the Lorentz symmetry violation

K Bakke, EO Silva, H Belich - Journal of Physics G: Nuclear and …, 2012 - iopscience.iop.org
In this contribution, we discuss the He–McKellar–Wilkens effect and the scalar Aharonov–
Bohm effect for neutral particles based on the Lorentz symmetry violation background, by …

Abelian geometric phase for a Dirac neutral particle in a Lorentz symmetry violation environment

K Bakke, H Belich - Journal of Physics G: Nuclear and Particle …, 2012 - iopscience.iop.org
We introduce a new term into the Dirac equation based on the Lorentz symmetry violation
background in order to make a theoretical description of the relativistic quantum dynamics of …