Information flow in black hole evaporation

Hong Chen (Perimeter Institute for Theoretical Physics, Waterloo, ON, N2L 2Y5, Canada; Department of Physics & Astronomy, University of Waterloo, Waterloo, ON, N2L 3G1, Canada) ; Zachary Fisher (Perimeter Institute for Theoretical Physics, Waterloo, ON, N2L 2Y5, Canada) ; Juan Hernandez (Perimeter Institute for Theoretical Physics, Waterloo, ON, N2L 2Y5, Canada; Department of Physics & Astronomy, University of Waterloo, Waterloo, ON, N2L 3G1, Canada) ; Robert Myers (Perimeter Institute for Theoretical Physics, Waterloo, ON, N2L 2Y5, Canada) ; Shan-Ming Ruan (Perimeter Institute for Theoretical Physics, Waterloo, ON, N2L 2Y5, Canada; Department of Physics & Astronomy, University of Waterloo, Waterloo, ON, N2L 3G1, Canada)

Recently, new holographic models of black hole evaporation have given fresh insights into the information paradox [1–3]. In these models, the black hole evaporates into an auxiliary bath space after a quantum quench, wherein the holographic theory and the bath are joined. One particularly exciting development is the appearance of ‘ER=EPR’-like wormholes in the (doubly) holographic model of [3]. At late times, the entanglement wedge of the bath includes the interior of the black hole. In this paper, we employ both numerical and analytic methods to study how information about the black hole interior is encoded in the Hawking radiation. In particular, we systematically excise intervals from the bath from the system and study the corresponding Page transition. Repeating this process ad infinitum, we end up with a fractal structure on which the black hole interior is encoded, implementing the überholography protocol of [4].

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      "source": "Springer", 
      "value": "Recently, new holographic models of black hole evaporation have given fresh insights into the information paradox [1\u20133]. In these models, the black hole evaporates into an auxiliary bath space after a quantum quench, wherein the holographic theory and the bath are joined. One particularly exciting development is the appearance of \u2018ER=EPR\u2019-like wormholes in the (doubly) holographic model of [3]. At late times, the entanglement wedge of the bath includes the interior of the black hole. In this paper, we employ both numerical and analytic methods to study how information about the black hole interior is encoded in the Hawking radiation. In particular, we systematically excise intervals from the bath from the system and study the corresponding Page transition. Repeating this process ad infinitum, we end up with a fractal structure on which the black hole interior is encoded, implementing the \u00fcberholography protocol of [4]."
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Published on:
25 March 2020
Publisher:
Springer
Published in:
Journal of High Energy Physics , Volume 2020 (2020)
Issue 3
Pages 1-49
DOI:
https://doi.org/10.1007/JHEP03(2020)152
arXiv:
1911.03402
Copyrights:
The Author(s)
Licence:
CC-BY-4.0

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