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Modelling inflation with a power-law approach to the inflationary plateau

2016/07/31 by Konstantinos Dimopoulos, Charlotte Owen
Mathematics · Physics and Astronomy · #Advanced Thermodynamics and Statistical Mechanics #Black Holes and Theoretical Physics #Classical mechanics #Context (archaeology) #Cosmology and Gravitation Theories #Geology #Inflation (cosmology) #Inflaton #Mathematics #Particle physics #Physics #Planck #Planck mass #Quantum mechanics #Realization (probability) #Statistical physics #Statistics #Supersymmetry #Theoretical physics #astro-ph.HE #hep-ph #hep-th

paper · pdf · doi:10.1103/physrevd.94.063518

published as Phys. Rev. D 94, 063518 (2016) · 14 pages, 5 figures

openalex publication_date 2016/09/15 · arxiv created 2016/09/18 · arxiv updated 2016/09/20 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

A new family of inflationary models is introduced and analyzed. The behavior of the parameters characterizing the models suggest preferred values, which generate the most interesting testable predictions. Results are further improved if late reheating and/or a subsequent period of thermal inflation is taken into account. Specific model realizations consider a sub-Planckian inflaton variation or a potential without fine-tuning of mass scales, based on the Planck and grand unified theory scales. A toy model realization in the context of global and local supersymmetry is examined, and results fitting the Planck observations are determined.

Citations