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Quasiattractor dynamics of lambda-phi4-inflation

2008/01/16 by V. V. Kiselev, Kiselev, V. V., S. A. Timofeev +1 · 1 citation
Earth and Planetary Sciences · Physics and Astronomy · #Astronomy and Astrophysical Research #Cosmology and Gravitation Theories #Geophysics and Gravity Measurements #gr-qc

paper · pdf · doi:10.48550/arxiv.0801.2453

8 pages, 3 figures, revtex class, absract and conclusion modified, equation (67) and its dicussion added in section III.B.1, minor edition of introduction and section III.B.2 performed

arxiv created 2008/06/11 · arxiv updated 2009/12/01

Abstract

At high e-foldings of expansion, the inflation with the quartic potential exhibits the parametric attractor governed by the slowly running Hubble rate. This quasiattractor simplifies the analysis of predictions for the inhomogeneity generated by the quantum fluctuations of inflaton. The method reveals the connection of inflation e-folding with general parameters of preheating regime in various scenarios and observational data.

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