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arxiv: 1108.2557 · v1 · pith:BH4LRQWEnew · submitted 2011-08-12 · 🌀 gr-qc

Phantom crossing in viable f(R) theories

classification 🌀 gr-qc
keywords crossinggravityphantomtheoriesviabledarkdivideenergy
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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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