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gr-qc2024★ 9 cited
Whispers from the quantum core: the ringdown of semiclassical stars
Julio Arrechea, Stefano Liberati, Vania Vellucci
This investigation delves into the ringdown signals produced by semiclassical stars, which are ultra-compact, regular solutions of the Einstein equations incorporating stress-energ…
gr-qc2024
Geodesically complete universes
Raúl Carballo-Rubio, Stefano Liberati, Vania Vellucci
Singularity theorems demonstrate the inevitable breakdown of the concept of continuous, classical spacetime under highly general conditions. Quantum gravity is expected to interven…