Browsing Articulos, Pre-prints (Facultad de Ciencias) by Title
Now showing items 306-325 of 488
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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 ... -
Newton y el universo físico
(SABER ULA, 2003-07-15)Newton y el universo físico (Rago, Héctor; Herrera Cometta, Luis) Resumen Este documento es el primero de cuatro capítulos del libro "Newton", libro que recopila igual número de conferencias que como homenaje al ... -
¿Nieves eternas en la Sierra Nevada de Mérida?
(2008-11-07) -
Nitrogen and phosphorus as limiting factors for growth and primary production in a flooded savanna in the Venezuelan Llanos
(2006)The effects of N, P, NP and NPKS application on plant growth, above-ground primary production and N and P accumulation in the above-ground biomass of a flooded savanna were assessed over two growth cycles. Application ... -
No está bien llamarlos "desastres naturales".
(SABER ULA, 2007-06-04) -
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 ... -
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. -
Nonlocal equation of state in anisotropic static fluid spheres in general relativity
(SABER ULA, 2006-01-26)Nonlocal equation of state in anisotropic static fluid spheres in general relativity (Núñez, Luis; Hernández, Hector) Abstract We show that it is possible to obtain credible static anisotropic spherically symmetric ... -
Nonlocal equation of state in general relativistic radiating spheres
(SABER ULA, 2006-01-26)Nonlocal equation of state in general relativistic radiating spheres (Núñez, Luis; Hernández, Hector; Percoco, Umberto) Abstract We show that under particular circumstances a general relativistic spherically symmetric ... -
Nonrestoration of spontaneously broken P, CP and PQ at high temperature
(SABER ULA, 2005-01-06)Nonrestoration of spontaneously broken P, CP and PQ at high temperature (Melfo, Alejandra; Dvali, Gia; Senjanovic, Goran) Abstract The possibility of P and CP violation at high temperature in models where these ... -
Nord-Anden (Venezuela)
(2004) -
Nord-Anden Venezuela
(Burga, C., Klötzli, F., Grabherr, G. (Eds) Gebirge der Erde. Ulmer, Stuttgart, pp 425-435, 2004) -
Nosotros, el universo y los principios de la física
(SABER ULA, 2003-07-14) -
Nuevos casos agudos de enfermedad de Chagas en el Occidente de Venezuela
(Salus. Revista de la Facultad de Ciencias de la Salud. Universidad de Carabobo. Diciembre 2007 - vol. 11, Supl. Nº 1, 2007-12)Chagas en pacientes procedentes de regiones endémicas de los estados Barinas (7) y Trujillo (2) al occidente de Venezuela, 2 de los cuales (22%) fueron fatales. Se dan detalles clínicos, seroparasitológicos y moleculares ... -
Nutrientes en el dosel
(Lyonia. A journal of ecology and application. Volume 7 (2) - 2004, 2004-12)El objetivo de este estudio es esclarecer el rol de las epifitas en los flujos de nutrientes en el dosel de una selva nublada en los Andes Venezolanos. Las parcelas se encuentran entre 2300-2800 m en el Parque Nacional ... -
Número especial: Ecología del ecotono bosque-páramo en la Cordillera de Mérida
(SABER-ULA, Venezuela, 2011-06) -
O caso das savanas tropicais da América do Sul: quando a sustentabilidade econômica e ecológica não é suficiente
(2006)O caso das savanas tropicais da América do Sul ilustra as complexas interrelações entre as características ecológicas dos ecossistemas terrestres naturais e os seus usos. As savanas tropicais estão determinadas por um ... -
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 ...