Loop quantum cosmology is considered in the inflation era. A slow roll scalar field solution with power law potential is presented in the neighborhood of the transition time, i.e. when the universe enters inflation phase from super-inflation. The compatibility of the model with Planck 2013 data is discussed. The domain of validity of the second and the generalized second laws of thermodynamics for this solution and some other examples is studied.
机构:
Waseda Univ, Dept Phys, Tokyo, JapanWaseda Univ, Dept Phys, Tokyo, Japan
Navascues, Beatriz Elizaga
Marugan, Guillermo Mena A.
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机构:
CSIC, Inst Estruct Mat IEM, Madrid, SpainWaseda Univ, Dept Phys, Tokyo, Japan
Marugan, Guillermo Mena A.
Vidotto, Francesca
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机构:
Univ Western Ontario, Rotman Inst Philosophy, Dept Phys & Astron, London, ON, Canada
Univ Western Ontario, Rotman Inst Philosophy, Dept Philosophy, London, ON, CanadaWaseda Univ, Dept Phys, Tokyo, Japan
Vidotto, Francesca
[J].
FRONTIERS IN ASTRONOMY AND SPACE SCIENCES,
2022,
9
机构:
Penn State Univ, Inst Gravitat Phys & Geometry, Davey Lab 104, University Pk, PA 16802 USAPenn State Univ, Inst Gravitat Phys & Geometry, Davey Lab 104, University Pk, PA 16802 USA