Bouncing cosmology made simple

DOI10.1088/1361-6382/aac482zbMath1409.83236arXiv1803.01961OpenAlexW3106365199WikidataQ129841873 ScholiaQ129841873MaRDI QIDQ3120804

Anna Ijjas, Paul J. Steinhardt

Publication date: 19 March 2019

Published in: Classical and Quantum Gravity (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1803.01961

zbMATH Keywords

flatness problemsingularity problembouncing cosmologytensor-to-scalar ratiohomogeneity problemekyprotic universe

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Methods of quantum field theory in general relativity and gravitational theory (83C47) Space-time singularities, cosmic censorship, etc. (83C75) Approximation procedures, weak fields in general relativity and gravitational theory (83C25) Radiative transfer in astronomy and astrophysics (85A25)

Related Items (22)

Supersmoothing through slow contraction ⋮ Diffuse emission from black hole remnants ⋮ Flat space, dark energy, and the cosmic microwave background ⋮ 4D Einstein-Gauss-Bonnet gravity from non-Einsteinian phase ⋮ Banks-Zaks cosmology, inflation, and the Big Bang singularity ⋮ Big Bounce Baryogenesis ⋮ Robustness of slow contraction to cosmic initial conditions ⋮ Planck residuals anomaly as a fingerprint of alternative scenarios to inflation ⋮ Einstein static universe and its stability in generalized Rastall gravity ⋮ On efforts to decouple early universe cosmology and quantum gravity phenomenology ⋮ Bouncing cosmology in VCDM ⋮ Cosmic bounce with power law f(G, T) model ⋮ Cosmologies with turning points ⋮ Generating cosmological perturbations in non-singular Horndeski cosmologies ⋮ Spinning toroidal brane cosmology; a classical and quantum survey ⋮ Holographic signatures of resolved cosmological singularities II: numerical investigations ⋮ Theoretical cosmology ⋮ Traversable-wormhole physics in GBD theory of modified gravity ⋮ A classical, non-singular, bouncing universe ⋮ Sourcing curvature modes with entropy perturbations in non-singular bouncing cosmologies ⋮ Ultralocality and slow contraction ⋮ Gravitational Leptogenesis in Bounce Cosmology

Cites Work

• The effective field theory of nonsingular cosmology
• Fully stable cosmological solutions with a non-singular classical bounce
• Bouncing cosmologies: progress and problems
• Why the Cosmological Constant Is Small and Positive
• Cosmological bounce and Genesis beyond Horndeski
• Space-time slicing in Horndeski theories and its implications for non-singular bouncing solutions
• Inflationary universe: A possible solution to the horizon and flatness problems
• Note on the production of scale-invariant entropy perturbation in the Ekpyrotic universe

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