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gr-qc2025
The curious case of operators with spectral density increasing as
Erik Aurell, Satya N. Majumdar
Motivated by a putative model of black holes as quantum objects we consider what types of operators would have a corresponding spectrum. We find that there are indeed such operator…
gr-qc2023★ 4 cited
Random pure Gaussian states and Hawking radiation
Erik Aurell, Lucas Hackl, Paweł Horodecki +2
A black hole evaporates by Hawking radiation. Each mode of that radiation is thermal. If the total state is nevertheless to be pure, modes must be entangled. Estimating the minimum…