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Localizing gravity on exotic thick 3-branes
(SABER ULA, 2007-03-19)
Localizing gravity on exotic thick 3-branes
Castillo-Felisola, Oscar; Melfo, Alejandra; Pantoja, Nelson; Ramírez, Alba
Abstract
We consider localization of gravity on thick branes with a ...
Fermion localization on thick branes
(SABER ULA, 2007-03-19)
Fermion localization on thick branes.
(Melfo, Alejandra; Pantoja, Nelson and Tempo, José David)
Abstract
We consider chiral fermion confinement in scalar thick branes, which are known to localize gravity, coupled ...
Close to the edge: hierarchy in a double braneworld
(SABER ULA, 2007-03-19)
Close to the edge: hierarchy in a double braneworld.
(Guerrero, Rommel; Melfo, Alejandra; Pantoja, Nelson and Rodriguez, R. Omar)
Abstract
We show that the hierarchy between the Planck and the weak scales can follow ...
Thick domain wall spacetimes with and without reflection symmetry
(SABER ULA, 2005-05-25)
Thick domain wall spacetimes with and without reflection symmetry
Melfo, Alejandra; Pantoja, Nelson; Skirzewski, Aureliano
Abstract
We show that the spacetimes of domain wall solutions to ...
Self-gravitating domain walls and the thin-wall limit
(SABER ULA, 2005-05-25)
Self-gravitating domain walls and the thin-wall limit
Guerrero, Rommel, Melfo, Alejandra; Pantoja, Nelson
Abstract
We analyse the distributional thin wall limit of self gravitating scalar ...
Curvature singularity of the distributional BTZ black hole geometry
(SABER ULA, 2005-05-25)
Curvature singularity of the distributional BTZ black hole geometry
Pantoja, Nelson; Rago, Héctor; Rodríguez, R.O.
Abstract
For the non-rotating BTZ black hole, the distributional curvature ...
Covariant duality symmetric actions
(SABER ULA, 2005-01-06)
Covariant duality symmetric actions
(Khoudeir, Adel; Pantoja, Nelson)
Abstract
A manifestly Lorentz and diffeomorphism invariant form for the abelian gauge field action with local duality symmetry of Schwarz and ...
Distributional sources in general relativity:
(SABER ULA, 2003-07-04)
Distributional sources in general relativity:
Two point-like examples revisited
(Pantoja, Nelson; Rago, Hector)
Abstract
A regularization procedure, that allows one to relate singularities of curvature to those ...
Energy-momentum tensor valued distributions for the Schwarzschild and Reissner-Nordstrom geometries
(SABER ULA, 2003-07-04)
Energy-momentum tensor valued distributions for the Schwarzschild and Reissner-Nordstrom geometries
(Pantoja, Nelson; Rago, Hector)
Abstract
An approach to computing, withing the framework of distribution theory, ...