Mass of Cosmological Perturbations in the Hybrid and Dressed Metric Formalisms of Loop Quantum Cosmology for the Starobinsky and Exponential Potentials

The hybrid and the dressed metric formalisms for the study of primordial perturbations in Loop Quantum Cosmology lead to dynamical equations for the modes of these perturbations that are of a generalized harmonic-oscillator type, with a mass that depends on the background but is the same for all mod...

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Bibliographic Details
Main Authors: Simon Iteanu, Guillermo A. Mena Marugán
Format: Article
Language:English
Published: MDPI AG 2022-09-01
Series:Universe
Subjects:
Online Access:https://www.mdpi.com/2218-1997/8/9/463