Third-Order Density Perturbation and One-Loop Power Spectrum in Dark-Energy-Dominated Universe(Astrophysics and Cosmology)

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Ryuichi, TAKAHASHI; Department of Physics and Astrophysics, Nagoya University;
(2008)
  • Journal: Progress of theoretical physics = Progress of theoretical physics,volume 120,issue 3,pages549-559 (issn: 0033068x)
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  • Subject:
    arxiv: Astrophysics::Cosmology and Extragalactic Astrophysics

We investigate the third-order density perturbation and the one-loop correction to the linear power spectrum in the dark-energy cosmological model. Our main interest is to understand the dark-energy effect on baryon acoustic oscillations in a quasi-nonlinear regime (k&a... View more
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