Beyond perturbation theory in inflation

DOI10.1088/1475-7516/2021/06/051zbMath1485.83128arXiv2103.09244OpenAlexW3137032106MaRDI QIDQ5028772

Paolo Creminelli, Giovanni Tambalo, Vicharit Yingcharoenrat, Marco Celoria

Publication date: 10 February 2022

Published in: Journal of Cosmology and Astroparticle Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2103.09244

zbMATH Keywords

inflationprimordial black holesphysics of the early universe

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Black holes (83C57) Geometrodynamics and the holographic principle (83E05) Nonlinear higher-order PDEs (35G20) Semiclassical techniques, including WKB and Maslov methods applied to problems in quantum theory (81Q20) Perturbations in context of PDEs (35B20) Exact solutions to problems in general relativity and gravitational theory (83C15) Equations of motion in general relativity and gravitational theory (83C10)

Related Items (13)

Inflation is always semi-classical: diffusion domination overproduces Primordial Black Holes ⋮ Cutting cosmological correlators ⋮ Questions on calculation of primordial power spectrum with large spikes: the resonance model case ⋮ Tail diversity from inflation ⋮ Quantum diffusion in sharp transition to non-slow-roll phase ⋮ Primordial black holes and stochastic inflation beyond slow roll. Part I. Noise matrix elements ⋮ Gravitational waves induced by the local-type non-Gaussian curvature perturbations ⋮ Large power spectrum and primordial black holes in the effective theory of inflation ⋮ Rare events are nonperturbative: primordial black holes from heavy-tailed distributions ⋮ One small step for an inflaton, one giant leap for inflation: \textit{a novel non-Gaussian tail and primordial black holes} ⋮ A differential representation of cosmological wavefunctions ⋮ The hand-made tail: non-perturbative tails from multifield inflation ⋮ Highly non-Gaussian tails and primordial black holes from single-field inflation

Cites Work

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• On loops in inflation
• The phase transition to eternal inflation
• Two dimensional nearly De Sitter gravity
• Feynman diagrams and the large charge expansion in \(3 - \varepsilon\) dimensions
• Gravitational waves in vacuum spacetimes with cosmological constant. I. Classification and geometrical properties of nontwisting type N solutions
• Quantum diffusion during inflation and primordial black holes
• Primordial black holes from inflation and non-Gaussianity
• The Cosmological Optical Theorem
• The exponential tail of inflationary fluctuations: consequences for primordial black holes
• Dark-energy instabilities induced by gravitational waves
• Divergence of Perturbation Theory in Quantum Electrodynamics

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