The Effect of Varying Sound Velocity on Primordial Curvature Perturbations

DOI10.1143/PTP.125.1035zbMath1223.83055arXiv1009.4394MaRDI QIDQ3087560

Yu-Ichi Takamizu, Ryo Saito, Masahiro Nakashima, Jun'ichi Yokoyama

Publication date: 16 August 2011

Published in: Progress of Theoretical Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1009.4394

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.) (83C55) Quantum hydrodynamics and relativistic hydrodynamics (76Y05) Measures of information, entropy (94A17) Hydrodynamic and hydromagnetic problems in astronomy and astrophysics (85A30) Approximation procedures, weak fields in general relativity and gravitational theory (83C25) Radiative transfer in astronomy and astrophysics (85A25) Astrophysical cosmology (85A40)

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