Articulos, Pre-prints (Centro de Física Fundamental (CFF)): Envíos recientes
Itens para a visualização no momento 61-80 of 102
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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 ... -
Symmetries of distributional domain wall geometries
(SABER ULA, 2005-05-25)Symmetries of distributional domain wall geometries Pantoja, Nelson; Sanoja, Alberto Abstract Generalizing the Lie derivative of smooth tensor fields to distribution-valued tensors, we ... -
Static anisotropic solutions to Einstein equations with a nonlocal equation of state
(SABER ULA, 2005-04-18)Static anisotropic solutions to Einstein equations with a nonlocal equation of state (Núñez, Luis; Hernández, Hector) Abstract We present a general method to obtain static anisotropic spherically symmetric solutions, ... -
Minimal supersymmetric left-right model
(SABER ULA, 2005-01-06)Minimal supersymmetric left-right model (Melfo, Alejandra; Aulakh, Charanjit S.; Senjanovic, Goran) Abstract We construct the truly minimal left-right symmetric model by utilizing only the fields dictated by ... -
Massive gauge axion fields
(SABER ULA, 2005-01-06)Massive gauge axion fields (Khoudeir, Adel; Arias, Pío José) Abstract A gauge invariant formulation for the massive axion is considered. The axion acquires mass through a topological term which couples a (pseudo)scalar ... -
Massive vector Chern-Simons gravity
(SABER ULA, 2005-01-06)Massive vector Chern-Simons gravity (Khoudeir, Adel; Aragone, Carlos; Pío José, Arias) Abstract We present a second order gravity action which consists of ordinary Einstein action augmented by a first-order, ... -
Massive triadic Chern-Simons spin-3 theory
(SABER ULA, 2005-01-06)Massive triadic Chern-Simons spin-3 theory (Khoudeir, Adel; Aragone, Carlos) Abstract We introduce the massive gauge invariant, second order pure spin-3 theory in three dimensions. It consists of the addition of ... -
A note about localized photons on the brane
(SABER ULA, 2005-01-06)A note about localized photons on the brane (Khoudeir, Adel) Abstract A first order formulation for the Maxwell field in five dimensions is dimentionally reduced using the Randall-Sundrum mechanism. We will see ... -
Supersymmetry and large-scale left-right symmetry
(SABER ULA, 2005-01-06)Supersymmetry and large-scale left-right symmetry (Melfo, Alejandra; Aulakh, Charanjit S.; Rasin, Andrija; Senjanovic, Goran) Abstract We show that the low energy limit of the minimal supersymmetric Left-Right models ... -
Bubble collisions and defect formation in a damping environment
(SABER ULA, 2005-01-06)Bubble collisions and defect formation in a damping environment (Melfo, Alejandra; Ferrera, Antonio) Abstract Within the context of a first-order phase transition in the early Universe, we study the collision process ... -
Two gravitationally Chern-Simons terms are too many
(SABER ULA, 2005-01-06)Two gravitationally Chern-Simons terms are too many (Khoudeir, Adel; Aragone, Carlos; Arias, Pío José) Abstract It is shown that topological massive gravity augmented by the triadic gravitational Chern-Simons first ... -
Non-abelian self-duality from self-interaction
(SABER ULA, 2005-01-06)Non-abelian self-duality from self-interaction (Khoudeir, Adel) Abstract The non-abelian self-dual action in three dimensions is derived using the self-interaction mechanism. -
SO(10) theory of R-parity and neutrino mass
(SABER ULA, 2005-01-06)SO(10) theory of R-parity and neutrino mass (Melfo, Alejandra; Aulakh, Charanjit S.; Bajc, Borut; Rasin, Andrija; Senjanovic, Goran) Abstract We study the Higgs sector of a SO(10) grand unified theory which predicts ... -
Symmetry nonrestoration at high temperature and the monopole problem
(SABER ULA, 2005-01-06)Symmetry nonrestoration at high temperature and the monopole problem (Melfo, Alejandra; Dvali, Gia; Senjanovic, Goran) Abstract We investigate the high temperature behavior of SU(5) in its minimal version. We show ... -
On duality in the born-infeld theory
(SABER ULA, 2005-01-06)On duality in the born-infeld theory (Khoudeir, Adel; Parra, Yoan) Abstract The SL(2,R) duality symmetric action for the Born-Infeld theory in terms of two potentials, coupled with non-trivial backgroud fields in ... -
Non-abelian antisymmetric-vector coupling from self-interaction
(SABER ULA, 2005-01-06)Non-abelian antisymmetric-vector coupling from self-interaction (Khoudeir, Adel) Abstract A non-abelian coupling between antisymmetric fields and Yang-Mills fields proposed by Freedman and Townsend several years ... -
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 ... -
Diffuse gas condensation induced by variations of the ionizing flux
(SABER ULA, 2005-01-06)Diffuse gas condensation induced by variations of the ionizing flux (Parravano, Antonio; Pech, Catherine) Abstract The variation of an ionizing flux as a mechanism to stimulate the condensation of a diffuse gas is ... -
Broken symmetries in the early universe
(SABER ULA, 2005-01-06)Broken symmetries in the early universe (Melfo, Alejandra; Senjanovic, Goran) Abstract We give a brief review of recent results on symmetry nonrestoration at high temperature. The year is 1010 B.C. All the ... -
On the spontaneous break down of massive gravities in 2+1 dimensions
(SABER ULA, 2005-01-06)On the spontaneous break down of massive gravities in 2+1 dimensions (Khoudeir, Adel; Aragone, Carlos; Pío José, Arias) Abstract We show that locally Lorentz invariant, third order, topological massive gravity can ...