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Qubit transport model for unitary black hole evaporation without firewalls

2016/07/31 by Kento Osuga, Don N. Page
Physics and Astronomy · #Black Holes and Theoretical Physics #Black hole (networking) #Black hole complementarity #Black hole information paradox #Charged black hole #Computer science #Cosmology and Gravitation Theories #Event (particle physics) #Event horizon #Firewall (physics) #Gravitation #Gravitational field #Gravitational wave #Hawking radiation #Micro black hole #Physics #Quantum #Quantum Electrodynamics and Casimir Effect #Quantum electrodynamics #Quantum entanglement #Quantum mechanics #Quantum nonlocality #Qubit #Schwarzschild radius #Theoretical physics #gr-qc #hep-th

paper · pdf · doi:10.1103/physrevd.97.066023

published as Phys. Rev. D 97, 066023 (2018) · 12 pages, LaTeX, version to be published in PRD

openalex created_date 2016/08/23 · openalex publication_date 2018/03/26 · arxiv created 2018/04/03 · arxiv updated 2018/04/04 · openalex updated_date 2026/08/05

Abstract

We give an explicit toy qubit transport model for transferring information from the gravitational field of a black hole to the Hawking radiation by a continuous unitary transformation of the outgoing radiation and the black hole gravitational field. The model has no firewalls or other drama at the event horizon, and it avoids a counterargument that has been raised for subsystem transfer models as resolutions of the firewall paradox. Furthermore, it fits the set of six physical constraints that Giddings has proposed for models of black hole evaporation. It does utilize nonlocal qubits for the gravitational field but assumes that the radiation interacts locally with these nonlocal qubits, so in some sense the nonlocality is confined to the gravitational sector. Although the qubit model is too crude to be quantitatively correct for the detailed spectrum of Hawking radiation, it fits qualitatively with what is expected.

Citations