Amplification of primordial perturbations from the rise or fall of the inflaton
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Publication:5063499
DOI10.1088/1475-7516/2022/02/031zbMath1487.83129arXiv2110.14641OpenAlexW3208208285MaRDI QIDQ5063499
Keisuke Inomata, Evan McDonough, Wayne Hu
Publication date: 21 March 2022
Published in: Journal of Cosmology and Astroparticle Physics (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/2110.14641
Relativistic cosmology (83F05) Black holes (83C57) Spectrum, resolvent (47A10) Geometrodynamics and the holographic principle (83E05) Perturbations in context of PDEs (35B20) Gravitational waves (83C35)
Related Items (9)
The effect of multiple features on the power spectrum in two-field inflation ⋮ Questions on calculation of primordial power spectrum with large spikes: the resonance model case ⋮ Hybrid α-attractors, primordial black holes and gravitational wave backgrounds ⋮ Squeezed bispectrum and one-loop corrections in transient constant-roll inflation ⋮ Induced gravitational waves from multi-sound speed resonances during cosmological inflation ⋮ Highly asymmetric probability distribution from a finite-width upward step during inflation ⋮ Uphill inflation ⋮ Primordial gravitational waves from excited states ⋮ Highly non-Gaussian tails and primordial black holes from single-field inflation
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