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gr-qc2024★ 4 cited
Fate of Mixmaster Chaos in a Deformed Algebra framework
G. Barca, E. Giovannetti
We analyze the anisotropic Bianchi models, and in particular the Bianchi Type IX known as the Mixmaster universe, where the Misner anisotropic variables obey Deformed Commutation R…
gr-qc2024
Quantum Isotropic Universe in RQM Analogy: the Cosmological Horizon
Gabriele Barca, Luisa Boglioni, Giovanni Montani
We investigate the quantum dynamics of the isotropic Universe in the presence of a free massless scalar field, playing the role of a physical clock. The Hilbert space is constructe…