60 citations · 476 across the 24 of their papers we have counts for
24 papers
Softly higher-derivative massive gravity
C. A. S. Almeida, W. T. Cruz, R. V. Maluf +2
In this work, we study the higher-derivative massive gravity in -dimensional space-time with the mass term arisen due to a 2-brane embedded in a Minkowski spacetime. We con…
Torsion braneworlds in a tensor-vector gravity
J. E. G. Silva, L. J. S. Sousa, W. T. Cruz +1
We study the properties of gravity and bulk fields living in a torsion warped braneworld. The torsion is driven by a background vector whose norm provides a source for the bulk cos…
Geometric standing wave braneworld and field localization in Lyra manifold
L. J. S. Sousa, J. E. G. Silva, W. T. Cruz +1
In this work, we propose a standing wave braneworld based on Lyra geometry scenario. The Lyra displacement vector provides a modification in Einstein equations which can be interpr…
Antisymmetric tensor propagator with spontaneous Lorentz violation
R. V. Maluf, A. A. Araujo Filho, W. T. Cruz +1
In this work, we study the spontaneous Lorentz symmetry breaking due to an antisymmetric 2-tensor field in Minkowski spacetime. For a smooth quadratic potential, the spectrum of th…
Configurational entropy and Newton's Law in double sine-Gordon braneworlds
W. T. Cruz, D. M. Dantas, R. V. Maluf +1
In this work, we evaluate the Shannon-like entropic measure of spatially-localized functions for a five-dimensional braneworld generated by a double sine-Gordon (DSG) potential. Th…
Configurational Entropy as a tool to select a physical Thick Brane Model
M. Chinaglia, W. T. Cruz, R. A. C. Correa +2
We analise braneworld scenarios via a configurational entropy (CE) formalism. Braneworld scenarios have drawn attention mainly due to the fact that they can explain the hierarchy p…
Phase transitions in thick branes endorsed by entropic information
W. T. Cruz, D. M. Dantas, R. A. C. Correa +1
The so-called configurational entropy (CE) framework has proved to be an efficient instrument to study nonlinear scalar field models featuring solutions with spatially-localized en…
Gravity localization on hybrid branes
D. F. S. Veras, W. T. Cruz, R. V. Maluf +1
This work deals with gravity localization on codimension-1 brane worlds engendered by compacton-like kinks, the so-called hybrid branes. In such scenarios, the thin brane behaviour…
Multiresonance modes in sine-Gordon brane models
W. T. Cruz, R. V. Maluf, D. M. Dantas +1
In this work, we study the localization of the vector gauge field in two five-dimensional braneworlds generated by scalar fields coupled to gravity. The sine-Gordon like potentials…
Gravity localization in sine-Gordon braneworlds
W. T. Cruz, R. V. Maluf, L. J. S. Sousa +1
In this work we study two types of five-dimensional braneworld models given by sine-Gordon potentials. In both scenarios, the thick brane is generated by a real scalar field couple…
Gravitational Kaluza-Klein modes in the String-Cigar Braneworld
D. F. S. Veras, J. E. G. Silva, W. T. Cruz +1
In this work the gravitational Kaluza-Klein (KK) modes are analysed on string-like braneworlds in six dimensions, namely the thin string-like Gherghetta-Shaposhnikov (GS) and the t…
Dirac equation in very special relativity for hydrogen atom
R. V. Maluf, J. E. G. Silva, W. T. Cruz +1
In this work, we study the modified Dirac equation in the framework of very special relativity (VSR). The low-energy regime is accessed and the nonrelativistic Hamiltonian is obtai…
A 6D standing-wave Braneworld with normal matter as source
L. J. S. Sousa, W. T. Cruz, C. A. S. Almeida
A six dimensional standing-wave braneworld model has been constructed. It consists in an anisotropic 4-brane generated by standing gravitational waves whose source is normal matter…
Graviton resonances on two-field thick branes
W. T. Cruz, L. J. S. Sousa, R. V. Maluf +1
This work presents new results about the graviton massive spectrum in two-field thick branes. Analyzing the massive spectra with a relative probability method we have firstly showe…
Matter-gravity scattering in the presence of spontaneous Lorentz violation
R. V. Maluf, Victor Santos, W. T. Cruz +1
Considering quantum gravity within the framework of effective field theory, we investigated the consequences of spontaneous Lorentz violation for the gravitational potential. In pa…
Kalb-Ramond field localization on the Bloch brane
W. T. Cruz, R. V. Maluf, C. A. S. Almeida
This work deals with new results on the Kalb-Ramond (KR) field localization in braneworld models. We consider a five-dimensional warped spacetime with an embedded 4D thick brane wh…
Gauge field localization on the Bloch Brane
W. T. Cruz, Aristeu R. P. Lima, C. A. S. Almeida
We present new results on the localization of gauge fields in thick brane models. The four-dimensional observable universe is considered to be a topological defect which is generat…
Tensor gauge field localization on a string-like defect
L. J. S. Sousa, W. T. Cruz, C. A. S. Almeida
This work is devoted to the study of tensor gauge fields on a string-like defect in six dimensions. This model is very successful in localizing fields of various spins only by grav…
Fermions on deformed thick branes
W. T. Cruz, A. R. Gomes, C. A. S. Almeida
In this work we investigate the issue of fermion localization and resonances in -deformed branes constructed with one scalar field coupled with gravity. Such models provide…
Graviton resonances on deformed branes
W. T. Cruz, A. R. Gomes, C. A. S. Almeida
Plane wave solutions of Schrodinger-like equations obtained from the metric perturbations in 5D braneworld scenarios can present resonant modes. The search for those structures is…
Resonances on deformed thick branes
W. T. Cruz, A. R. Gomes, C. A. S. Almeida
In this work we investigate the issue of gravity and fermion localization and resonances in -branes constructed with one scalar field coupled with gravity in deformed models…
Results in Kalb-Ramond field localization and resonances on deformed branes
W. T. Cruz, M. O. Tahim, C. A. S. Almeida
We make an analysis about several aspects of localization of the Kalb-Ramond gauge field in a specific four dimensional AdS membrane embedded in a five dimensional space-time. The…
Scalar and tensor gauge field localization on deformed thick branes
W. T. Cruz, M. O. Tahim, C. A. S. Almeida
We make an analysis about several aspects of localization of a scalar field and a Kalb-Ramond gauge field in a specific four dimensional AdS membrane embedded in a five dimensional…
Tensor gauge field localization in branes
M. O. Tahim, W. T. Cruz, C. A. S. Almeida
In this work we study localization of a Kalb-Ramond tensorial gauge field on a membrane described by real scalar fields. The membrane is embedded in an AdS-type five dimensional bu…