Averaged Lemaître–Tolman–Bondi dynamics

DOI10.1088/1361-6382/34/3/035001zbMath1358.83098arXiv1608.00452OpenAlexW2506013473MaRDI QIDQ2971443

Rodrigo M. Barbosa, Winfried Zimdahl, Oliver F. Piattella, Eddy G. Chirinos Isidro

Publication date: 5 April 2017

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

Full work available at URL: https://arxiv.org/abs/1608.00452

zbMATH Keywords

averaginginhomogeneous cosmological modelsbackreaction

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Applications of differential geometry to physics (53Z05) Exact solutions to problems in general relativity and gravitational theory (83C15) Approximation procedures, weak fields in general relativity and gravitational theory (83C25) Astrophysical cosmology (85A40)

Related Items (5)

Does spatial flatness forbid the turnaround epoch of collapsing structures? ⋮ On average properties of inhomogeneous fluids in general relativity. III: General fluid cosmologies ⋮ The averaging problem on the past null cone in inhomogeneous dust cosmologies ⋮ Gauss–Bonnet–Chern approach to the averaged Universe ⋮ Does relativistic cosmology software handle emergent volume evolution?

Cites Work

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• On average properties of inhomogeneous fluids in general relativity: Dust cosmologies
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• Algebraic classification of higher dimensional spacetimes
• The 'fitting problem' in cosmology
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• What is dust?—Physical foundations of the averaging problem in cosmology
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• Backreaction of inhomogeneities can mimic dark energy
• Correspondence between kinematical backreaction and scalar field cosmologies—the ‘morphon field’
• The possibility of cosmic acceleration via spatial averaging in Lemaître–Tolman–Bondi models
• Is Dark Energy the Only Solution to the Apparent Acceleration of the Present Universe?
• Cosmological Solutions in Macroscopic Gravity
• A (giant) void is not mandatory to explain away dark energy with a Lemaître-Tolman model
• Weighed scalar averaging in LTB dust models: part I. Statistical fluctuations and gravitational entropy
• Weighed scalar averaging in LTB dust models: part II. A formalism of exact perturbations
• Chaplygin gas and effective description of inhomogeneous universe models in general relativity

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