Inhomogeneous spacetimes as a dark energy model

2006/05/22 by David Garfinkle · 5 citations
Physics and Astronomy · #Cosmology and Gravitation Theories #Galaxies: Formation, Evolution, Phenomena #Particle physics theoretical and experimental studies #astro-ph #gr-qc

paper · pdf · doi:10.1088/0264-9381/23/15/002

published as Class.Quant.Grav. 23 (2006) 4811-4818 · 9 pages, 6 figures, Added References

arxiv created 2006/05/22 · openalex publication_date 2006/07/06 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/30

Abstract

Lemaître–Tolman–Bondi inhomogeneous spacetimes are used as a cosmological model for type Ia supernova data. It is found that with certain parameter choices the model fits the data as well as the standard ΛCDM cosmology does.

Citations

• Measurements of Ω and Λ from 42 High‐Redshift Supernovae
• Observational Evidence from Supernovae for an Accelerating Universe and a Cosmological Constant

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