Non-Gaussianity from excited initial inflationary states

DOI10.1007/JHEP07(2013)076zbMath1342.83513arXiv1303.1440MaRDI QIDQ737417

Aditya Aravind, Sonia Paban, Dustin Lorshbough

Publication date: 12 August 2016

Published in: Journal of High Energy Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1303.1440

zbMATH Keywords

nonperturbative effectscosmology of theories beyond the SM

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Nonperturbative methods of renormalization applied to problems in quantum field theory (81T16)

Related Items (10)

Spectra in coherent states with excited-de Sitter mode during inflation ⋮ Symmetry constraints in inflation, \(\alpha\)-vacua, and the three point function ⋮ A Mellin space approach to cosmological correlators ⋮ From celestial correlators to AdS, and back ⋮ From dS to AdS and back ⋮ Primordial gravitational waves from excited states ⋮ Review of the possible role of self-ordering scalar fields in production of a stochastic background of gravitational waves ⋮ A moment approach to compute quantum-gravity effects in the primordial universe ⋮ Possible signatures of the inflationary particle content: spin-2 fields ⋮ Mode coupling on a geometrodynamical quantization of an inflationary universe

Cites Work

• Effective field theory and non-Gaussianity from general inflationary states
• Stimulated creation of quanta during inflation and the observable universe
• Suppressing the lower multipoles in the CMB anisotropies
• Squeezed primordial bispectrum from a general vacuum state

This page was built for publication: Non-Gaussianity from excited initial inflationary states