Non-gaussianity from the second-order cosmological perturbation

Cosmological scales leave the horizon during in?ation and reenter it after big bang nucleosynthesis. Throughout the superhorizon era it is very useful to de?ne a primordial cosmological curvature perturbation, which is conserved if and only if pressure throughout the Universe is a unique function of...

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Detalles Bibliográficos
Autor Principal: Lyth, David H.; Rodríguez García, Yeinzon
Formato: Artículo (Article)
Lenguaje:Desconocido (Unknown)
Publicado: Physical Review D; Vol. 71, No. 12 2005
Materias:
Acceso en línea:http://babel.banrepcultural.org/cdm/ref/collection/p17054coll23/id/454

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