Inflationary Tensor Perturbation in Eddington-inspired Born-Infeld gravity
arXiv:1404.6081 · doi:10.1103/PhysRevD.90.024063
Abstract
We investigate the tensor perturbation in the inflation model driven by a massive-scalar field in Eddington-inspired Born-Infeld gravity. For short wave-length modes, the perturbation feature is very similar to that of the usual chaotic inflation. For long wave-length modes, the perturbation exhibits a peculiar rise in the power spectrum which may leave a signature in the cosmic microwave background radiation.
14 pages, 4 figures
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Cited by in corpus (6)
- Bianchi type I cosmological models in Eddington-inspired Born-Infeld gravity
- Stability and (quasi-)localization of gravitational fluctuations in Eddington-Inspired Born-Infeld brane system
- Primordial Cosmology in Mimetic Born-Infeld Gravity
- Tensor-to-Scalar Ratio in Eddington-inspired Born-Infeld Inflation
- A general theory of linear cosmological perturbations: bimetric theories
- Born-Infeld gravity with a Brans-Dicke scalar