Are f(R) dark energy models cosmologically viable?

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Summary

It is found that, in all f(R) modified gravity theories where a power of R is dominant at large or small R, the scale factor during the matter phase grows as t(1/2) instead of the standard law t(2/3).

Type
article
Published
2006-03-27
Cited by
445
References
19
Access
Open access

Keywords

Quintessence, Physics, Cosmology, Coupling (piping), Anisotropy

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