Alejandro Gangui
Abstract
Open-access reader
In the framework of inflationary models with non-vacuum initial states for cosmological perturbations, we study non-Gaussian signatures on the cosmic microwave background (CMB) radiation produced by a broken-scale-invariant model which incorporates a feature at a privileged scale in the primordial power spectrum.
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In the framework of inflationary models with non-vacuum initial states for cosmological perturbations, we study non-Gaussian signatures on the cosmic microwave background (CMB) radiation produced by a broken-scale-invariant model which incorporates a feature at a privileged scale in the primordial power spectrum.
Key concepts: Cosmic microwave background, Physics, Non-Gaussianity, Cosmic background radiation, Background radiation, Scale invariance, Spectral density, Astrophysics