On the emergence of a classical isotropic universe from a quantum f(R) Bianchi cosmology in the Jordan frame

Abstract We demonstrate a spontaneous tendency of quantum wave packets to become quasi-classical, providing a classical limit for the Universe dynamics. However, this limit is not maintained in the future (after a critical value of the relational time) and a spreading process is turned on. We show t...

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Bibliographic Details
Main Authors: Mariaveronica De Angelis, Giovanni Montani
Format: Article
Language:English
Published: SpringerOpen 2023-04-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-023-11454-6