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New BPS domain wall solutions.
(SABER ULA, 2007-03-28)
New BPS domain wall solutions.
(Pantoja, Nelson y Ramírez, Alba)
Abstract
Smooth solutions of gravity-scalar field models which represents BPS domain wall spacetimes with a well defined thin wall limit are obtained ...
On the collineations of distribution-valued Ricci tensor fields of domain wall spacetimes.
(SABER ULA, 2007-03-27)
On the collineations of distribution-valued Ricci tensor fields of domain wall spacetimes.
(Pantoja, Nelson y Sanoja, Alberto)
Abstract
Generalizing the Lie derivative to distribution-valued tensors, we examine the ...
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 ...
PP waves and distributional curvature
(SABER ULA, 2007-03-19)
PP waves and distributional curvature.
(Nelson Pantoja and Freddy Ramírez)
Abstract
We carry out the distributional analysis of the geometry of a spacetime associated to gravitational waves propagating in a magnetic ...
Gauge theories at finite temperature and the background field method
(SABER ULA, 2006-01-19)
Gauge theories at finite temperature and the background field method
Antikainen, J.; Chaichian, M.; Pantoja, N.R.; Salazar, J.J.
Abstract
The background field method has been employed to ...
Spin waves at the ferromagnetic-antiferromagnetic interface
(SABER ULA, 2005-06-06)
Spin waves at the ferromagnetic-antiferromagnetic interface
Pestana, E., Mata, G. J., Pantoja, N.
Abstract
We investigate the magnon modes in the neighbourhood of the interface between a ...
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 ...