4.2 Article

PHANTOM CROSSING IN VIABLE f(R) THEORIES

Journal

INTERNATIONAL JOURNAL OF MODERN PHYSICS D
Volume 20, Issue 8, Pages 1339-1345

Publisher

WORLD SCIENTIFIC PUBL CO PTE LTD
DOI: 10.1142/S0218271811019517

Keywords

Modified theories of gravity; equation of state; dark energy; cosmology

Funding

  1. National Science Council of R.O.C. [NSC-95-2112-M-007-059-MY3, NSC-98-2112-M-007-008-MY3]
  2. National Tsing Hua University [99N2539E1]

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We review the equation of state for dark energy in modified gravity theories. In particular, we summarize the generic feature of the phantom divide crossing in the past and future in viable f(R) gravity models.

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