Early Universe Sources for Cosmic Microwave Background Non-Gaussianity
classification
🌌 astro-ph
keywords
backgroundcosmicmicrowavebroken-scale-invariantcosmologicalearlyfeatureframework
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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 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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