Remarks on matter-gravity entanglement, entropy, information loss and events

Research output: Chapter in Book/Report/Conference proceedingChapter (peer-reviewed)peer-review

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Remarks on matter-gravity entanglement, entropy, information loss and events. / Kay, Bernard S.

Progress and Visions in Quantum Theory in View of Gravity : Bridging Foundations of Physics and Mathematics. ed. / Felix Finster; Domenico Giulini; Johannes Kleiner; Jürgen Tolksdorff. Basel, Switzerland : Springer Nature Switzerland AG (Birkhäuser), 2020.

Research output: Chapter in Book/Report/Conference proceedingChapter (peer-reviewed)peer-review

Harvard

Kay, BS 2020, Remarks on matter-gravity entanglement, entropy, information loss and events. in F Finster, D Giulini, J Kleiner & J Tolksdorff (eds), Progress and Visions in Quantum Theory in View of Gravity : Bridging Foundations of Physics and Mathematics. Springer Nature Switzerland AG (Birkhäuser), Basel, Switzerland. <https://arxiv.org/abs/1909.04963>

APA

Kay, B. S. (2020). Remarks on matter-gravity entanglement, entropy, information loss and events. In F. Finster, D. Giulini, J. Kleiner, & J. Tolksdorff (Eds.), Progress and Visions in Quantum Theory in View of Gravity : Bridging Foundations of Physics and Mathematics Springer Nature Switzerland AG (Birkhäuser). https://arxiv.org/abs/1909.04963

Vancouver

Kay BS. Remarks on matter-gravity entanglement, entropy, information loss and events. In Finster F, Giulini D, Kleiner J, Tolksdorff J, editors, Progress and Visions in Quantum Theory in View of Gravity : Bridging Foundations of Physics and Mathematics. Basel, Switzerland: Springer Nature Switzerland AG (Birkhäuser). 2020

Author

Kay, Bernard S. / Remarks on matter-gravity entanglement, entropy, information loss and events. Progress and Visions in Quantum Theory in View of Gravity : Bridging Foundations of Physics and Mathematics. editor / Felix Finster ; Domenico Giulini ; Johannes Kleiner ; Jürgen Tolksdorff. Basel, Switzerland : Springer Nature Switzerland AG (Birkhäuser), 2020.

Bibtex - Download

@inbook{3c374c777ae7424daafaab76dbdd73ec,
title = "Remarks on matter-gravity entanglement, entropy, information loss and events",
abstract = "I recall my 'matter-gravity entanglement hypothesis' and briefly review the evidence for it, based partly on its seeming ability to resolve a number of puzzles related to quantum black holes including the black hole information loss puzzle. I point out that, according to this hypothesis, there is a quantity, i.e. the universe's 'matter-gravity entanglement entropy' -- which deserves to be considered the 'entropy of the universe' and which, with suitable initial conditions, will plausibly increase monotonically with cosmological time. In the last section, which is more tentative and raises a number of further puzzles and open questions, I discuss the prospects for a notion of 'events' which 'happen' whose statistical properties are described by this entropy of the universe. It is hoped that such a theory of events may be a step on the way towards explaining how initial quantum fluctuations convert themselves into inhomogeneities in a seemingly classical universe.",
author = "Kay, {Bernard S.}",
year = "2020",
language = "English",
isbn = " 978-3-030-38940-6",
editor = "{ Finster}, Felix and Domenico Giulini and Johannes Kleiner and J{\"u}rgen Tolksdorff",
booktitle = "Progress and Visions in Quantum Theory in View of Gravity",
publisher = "Springer Nature Switzerland AG (Birkh{\"a}user)",

}

RIS (suitable for import to EndNote) - Download

TY - CHAP

T1 - Remarks on matter-gravity entanglement, entropy, information loss and events

AU - Kay, Bernard S.

PY - 2020

Y1 - 2020

N2 - I recall my 'matter-gravity entanglement hypothesis' and briefly review the evidence for it, based partly on its seeming ability to resolve a number of puzzles related to quantum black holes including the black hole information loss puzzle. I point out that, according to this hypothesis, there is a quantity, i.e. the universe's 'matter-gravity entanglement entropy' -- which deserves to be considered the 'entropy of the universe' and which, with suitable initial conditions, will plausibly increase monotonically with cosmological time. In the last section, which is more tentative and raises a number of further puzzles and open questions, I discuss the prospects for a notion of 'events' which 'happen' whose statistical properties are described by this entropy of the universe. It is hoped that such a theory of events may be a step on the way towards explaining how initial quantum fluctuations convert themselves into inhomogeneities in a seemingly classical universe.

AB - I recall my 'matter-gravity entanglement hypothesis' and briefly review the evidence for it, based partly on its seeming ability to resolve a number of puzzles related to quantum black holes including the black hole information loss puzzle. I point out that, according to this hypothesis, there is a quantity, i.e. the universe's 'matter-gravity entanglement entropy' -- which deserves to be considered the 'entropy of the universe' and which, with suitable initial conditions, will plausibly increase monotonically with cosmological time. In the last section, which is more tentative and raises a number of further puzzles and open questions, I discuss the prospects for a notion of 'events' which 'happen' whose statistical properties are described by this entropy of the universe. It is hoped that such a theory of events may be a step on the way towards explaining how initial quantum fluctuations convert themselves into inhomogeneities in a seemingly classical universe.

M3 - Chapter (peer-reviewed)

SN - 978-3-030-38940-6

BT - Progress and Visions in Quantum Theory in View of Gravity

A2 - Finster, Felix

A2 - Giulini, Domenico

A2 - Kleiner, Johannes

A2 - Tolksdorff, Jürgen

PB - Springer Nature Switzerland AG (Birkhäuser)

CY - Basel, Switzerland

ER -