Search Results - "Poulis, F. P."

Exact modifications on a vacuum spacetime due to a gradient bumblebee field at its vacuum expectation value by Poulis, F. P., Soares, M. A. C.

“…This work belongs to the context of the standard-model extension, in which a Lorentz symmetry violation is induced by a bumblebee field as it acquires a…”
Get full text

Exact modifications on a vacuum spacetime due to a gradient bumblebee field at its vacuum expectation value by Poulis, F. P, Soares, M. A. C

“…Eur. Phys. J. C 82, 613 (2022) This work belongs to the context of the standard-model extension, in which a Lorentz symmetry violation is induced by a…”
Get full text

An exact Schwarzschild-like solution in a bumblebee gravity model by Casana, R, Cavalcante, A, Poulis, F. P, Santos, E. B

“…Phys. Rev. D 97, 104001 (2018) We have obtained an exact vacuum solution from a gravity sector contained in the minimal standard-model extension. The…”
Get full text

Weyl geometry and gauge-invariant gravitation by Poulis, F. P, Salim, J. M

“…We provide a gauge-invariant theory of gravitation in the context of Weyl Integrable Space-Times. After making a brief review of the theory's postulates, we…”
Get full text

Weyl Geometry as Characterization of Space-Time by Poulis, F. P, Salim, J. M

“…Int. J. Mod. Phys.: Conf. Series, V. 3, 87-97 (2011) Motivated by an axiomatic approach to characterize space-time it is investigated a reformulation of…”
Get full text

Bounce and wormholes by Pinto-Neto, N, Poulis, F. P, Salim, J. M

“…Int.J.Mod.Phys.A24:4009-4020,2009 We investigate if theories yielding bouncing cosmological models also generate wormhole solutions. We show that two of them…”
Get full text