Clocks and Trajectories in Quantum Cosmology

We consider a simple cosmological model consisting of an empty Bianchi I Universe, whose Hamiltonian we deparametrise to provide a natural clock variable. The model thus effectively describes an isotropic universe with an induced clock given by the shear. By quantising this model, we obtain various...

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Bibliographic Details
Main Authors: Przemysław Małkiewicz, Patrick Peter, Sandro Dias Pinto Vitenti
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Universe
Subjects:
Online Access:https://www.mdpi.com/2218-1997/8/2/71