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20012026
most citedAn exact Schwarzschild-like solution in a bumblebee gravity model

248 citations

Showing 2009Show all

5 papers · 1 filter

hep-th2009★ 22 cited

Parity-odd and CPT-even electrodynamics of the SME at Finite Temperature

Rodolfo Casana, Manoel M. Ferreira, Madson R. O. Silva

This work examines the finite temperature properties of the CPT-even and parity-odd electrodynamics of the standard model extension. We start from the partition function written in…

hep-th2009★ 61 cited

Gauge propagator and physical consistency of the CPT-even part of the Standard Model Extension

Rodolfo Casana, Manoel M. Ferreira, Adalto R. Gomes +1

In this work, we explicitly evaluate the gauge propagator of the Maxwell theory supplemented by the CPT-even term of the SME. First, we specialize our evaluation for the parity-odd…

hep-th2009★ 43 cited

Finite Temperature behavior of the CPT-even and parity-even electrodynamics of the Standard Model Extension

Rodolfo Casana, Manoel M. Ferreira, Josberg S. Rodrigues +1

In this work, we examine the finite temperature properties of the CPT-even and Lorentz-invariance-violating (LIV) electrodynamics of the standard model extension, represented by th…

gr-qc2009★ 63 cited

Scattering of Sound Waves by a Canonical Acoustic Hole

Sam R. Dolan, Ednilton S. Oliveira, Luís C. B. Crispino

This is a study of a monochromatic planar perturbation impinging upon a canonical acoustic hole. We show that acoustic hole scattering shares key features with black hole scatterin…

hep-th2009★ 147 cited

Fermion localization and resonances on two-field thick branes

C. A. S. Almeida, M. M. Ferreira, A. R. Gomes +1

We consider -dimensional branes constructed with two scalar fields and coupled to a Dirac spinor field by means of a general Yukawa coupling. The equation of motion…