Dynamical attractors in contracting spacetimes dominated by kinetically coupled scalar fields

DOI10.1088/1475-7516/2021/12/030zbMath1487.83128arXiv2109.09768OpenAlexW3199124818MaRDI QIDQ5064663

Paul J. Steinhardt, Frans Pretorius, David Garfinkle, Anna Ijjas

Publication date: 16 March 2022

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

Full work available at URL: https://arxiv.org/abs/2109.09768

zbMATH Keywords

gravitycosmological simulationsphysics of the early universealternatives to inflation

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Geometrodynamics and the holographic principle (83E05) Quantum optics (81V80) Classes of solutions; algebraically special solutions, metrics with symmetries for problems in general relativity and gravitational theory (83C20) Propagation of singularities; initial value problems on manifolds (58J47) Mathematical modeling or simulation for problems pertaining to relativity and gravitational theory (83-10)

Related Items (2)

CTTK: a new method to solve the initial data constraints in numerical relativity ⋮ Gauge/frame invariant variables for the numerical relativity study of cosmological spacetimes

Cites Work

• Supersmoothing through slow contraction
• Sourcing curvature modes with entropy perturbations in non-singular bouncing cosmologies
• Ultralocality and slow contraction
• Robustness of slow contraction to cosmic initial conditions
• Note on the production of scale-invariant entropy perturbation in the Ekpyrotic universe

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