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Warm Intermediate Inflation in F( T) Gravity.
- Source :
-
International Journal of Theoretical Physics . Apr2015, Vol. 54 Issue 4, p1098-1112. 15p. - Publication Year :
- 2015
-
Abstract
- We investigate warm intermediate scenario of the cosmological inflation in F( T) gravity in the limit of high dissipation. The inflationary expansion is driven by the scalar inflaton while the gravitational dynamics follow from the F( T) gravity. We calculate the relevant inflationary observables such as scalar-tensor ratio, power-spectrum indices of density perturbations and gravitational waves and the e-folding parameter. We obtain a ratio of slow-roll parameters to be constant. Our calculations support the warm-intermediate inflationary scenario in a spacetime with torsion. Moreover our results are compatible with the astrophysical observations of cosmic microwave background and Planck data. [ABSTRACT FROM AUTHOR]
Details
- Language :
- English
- ISSN :
- 00207748
- Volume :
- 54
- Issue :
- 4
- Database :
- Academic Search Index
- Journal :
- International Journal of Theoretical Physics
- Publication Type :
- Academic Journal
- Accession number :
- 101830668
- Full Text :
- https://doi.org/10.1007/s10773-014-2303-6