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Black hole spin and radio loudness in a Lambda cold dark matter universe
(2009)
We use a combination of a cosmological N-body simulation of the concordance Λ cold dark matter paradigm and a semi-analytic model of galaxy formation to investigate the spin development of central supermassive black holes ...
Evolución de cúmulos de galaxias empleando el efecto Sunyaev-Zel’dovich
(Instituto Nacional de Astrofísica, Óptica y Electrónica, 2009)
Energia escura e formação de estruturas em larga escala
(Universidade Estadual Paulista (Unesp), 2007-12-19)
We investigate large scale structure formation in universe with dark energy presence. The dark energy influence on cosmological perturbation growth is exerted both through its effect on the expansion rate of background, ...
Scalar fluctuations of the scalar metric during inflation from a non-perturbative 5D large-scale repulsive gravity model
(1992)
The purpose of this study was to compare the safety and efficacy of lomefloxacin with that of cefaclor in the treatment of adult secondary bacterial skin and skin structure infections. The study was conducted as a randomized, ...
La explicación inflacionaria del problema del horizonte y las anisotropías de la radiación cósmica de fondo
(Universidad de los AndesFísicaFacultad de CienciasDepartamento de Física, 2023-01-20)
La radiación cósmica de fondo (CMB) es una gran fuente de información sobre la historia de nuestro universo. En particular, llama la atención la enorme isotropía que presenta. Esta invita a pensar que las distintas regiones ...
Una aproximación a la formalización de un universo en expansión acelerada.
(Universidad Pedagógica NacionalLicenciatura en FísicaFacultad de Ciencia y Tecnología, 2014)
En este trabajo de grado se analizan los campos quintaesencia, la expansion acelerada y el faltante de energia. Los campos quintaesencia estan determinados por observaciones hechas por dos grupos de investigacion en ...
ISW effect through dark energy quintessence and ΛCDM models
(Universidade Estadual Paulista (UNESP), 2014)
Evolução de estruturas primordiais
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em FísicaFísica da Matéria Condensada; Astrofísica e Cosmologia; Física da Ionosfera, 2007-04-26)
Understanding the way in which large-scale structures, like galaxies, form remains one of the most challenging problems in cosmology today. The standard theory for the origin of these structures is that they grew by ...