Casimir Effect of Lorentz-Violating Charged Dirac Field in Background Magnetic Field

A Rohim, A Romadani, AS Adam - Progress of Theoretical and …, 2024 - academic.oup.com
We study the effect of the Lorentz violation on the Casimir energy and pressure of a charged
Dirac field in a background uniform magnetic field. In the model, the Lorentz violation is …

A coherent state approach to the Casimir effect for a massive scalar field in a noncommutative spacetime

CA Escobar, A Martín-Ruiz, R Linares, JM Silva - Annals of Physics, 2024 - Elsevier
In this paper we investigate the Casimir effect in the classical geometry of two parallel
conducting plates, separated by a distance L, for a massive scalar field in a noncommutative …

Testing the scalar sector of the standard-model extension with neutron gravity experiments

CA Escobar, A Martín-Ruiz, AM Escobar-Ruiz… - The European Physical …, 2022 - Springer
In the present study we analyse, within the scalar sector of the standard-model extension
framework, the influence of a spontaneous Lorentz symmetry breaking on gravitational …

Casimir effect in a Lorentz-violating tensor extension of a scalar field theory

MC Araújo, J Furtado, RV Maluf - The European Physical Journal Plus, 2024 - Springer
This paper investigates the Casimir energy modifications due to the Lorentz-violating CPT-
even contribution in an extension of the scalar QED. We have considered the complex …

Gaussian beam propagation in a Lorentz-violating vacuum in the presence of a semi-transparent mirror

CA Escobar, A Martín-Ruiz, M Mondragón… - Physica …, 2023 - iopscience.iop.org
In this paper we study the propagation of structured optical scalar beams in a Lorentz-
violating (LV) vacuum parametrized by a constant 4-vector u μ and in the presence of a semi …

[HTML][HTML] TFD formalism: Applications to the scalar field in a Lorentz-violating theory

L Ferreira, AF Santos, FC Khanna - Physics Letters B, 2022 - Elsevier
Abstract The Thermofield Dynamics (TFD) formalism is considered. In this context, a Lorentz-
breaking scalar field theory is introduced. In contrast to the Matsubara formalism, the best …

Casimir effect of Lorentz-violating charged Dirac in background magnetic field

A Rohim, AS Adam, A Romadani - arXiv preprint arXiv:2307.04448, 2023 - arxiv.org
We study the effect of the Lorentz symmetry breaking on the Casimir energy of charged
Dirac in the presence of a uniform magnetic field. We use the boundary condition from the …

Optical scalar beam propagation in nontrivial spacetime backgrounds

CA Escobar, A Martín-Ruiz, M Mondragón… - arXiv preprint arXiv …, 2022 - arxiv.org
We study the propagation of structured optical scalar beams in a spacetime background
parameterized by a second-rank symmetric tensor. An analytic expression for the Green's …

Efeito Casimir, espalhamento de mésons e correções radioativas em uma eletrodinâmica escalar estendida: aspectos de temperatura finita

MCFSC Araújo - 2023 - repositorio.ufc.br
Nesta tese, investigamos efeitos de temperatura zero e finita em uma Eletrodinâmica
escalar do Modelo Padrao Estendido que viola a simetria de Lorentz. Em um primeiro …