English

Oscillating phantom in $F(R)$ gravity

Cosmology and Nongalactic Astrophysics 2014-11-20 v1 General Relativity and Quantum Cosmology High Energy Physics - Phenomenology High Energy Physics - Theory

Abstract

We investigate the oscillating effective equation of state (EoS) of the universe around the phantom divide in the framework of F(R)F(R) gravity. We illustrate the behavior of F(R)F(R) with realizing multiple crossings of the phantom divide.

Cite

@article{arxiv.0909.1249,
  title  = {Oscillating phantom in $F(R)$ gravity},
  author = {Kazuharu Bamba and Chao-Qiang Geng},
  journal= {arXiv preprint arXiv:0909.1249},
  year   = {2014}
}

Comments

11 pages, 6 figures, accepted in Prog. Theor. Phys

R2 v1 2026-06-21T13:43:27.502Z