The trans-Planckian problem in tachyacoustic cosmology

DOI10.1088/1475-7516/2021/04/044zbMath1485.83157arXiv2007.09144OpenAlexW3042643661MaRDI QIDQ5026129

William H. Kinney, Wei-Chen Lin

Publication date: 7 February 2022

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

Full work available at URL: https://arxiv.org/abs/2007.09144

zbMATH Keywords

physics of the early universealternatives to inflationtransplanckian physics

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Hydro- and aero-acoustics (76Q05) Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.) (83C55) Relativistic gravitational theories other than Einstein's, including asymmetric field theories (83D05)

Cites Work

• Trans-Planckian censorship and the swampland
• A new type of isotropic cosmological models without singularity
• Causality and the speed of sound
• DSR as an explanation of cosmological structure
• Consistency of tachyacoustic cosmology with de Sitter swampland conjectures
• Inflationary universe: A possible solution to the horizon and flatness problems
• Perturbations in \(k\)-inflation

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