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Phys. Rev. D 50, 917–929 (1994)

Evaporating black holes and entropy

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Esko Keski-Vakkuri and Samir D. Mathur
Center for Theoretical Physics, Laboratory for Nuclear Science Department of Physics, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139

Received 5 January 1994; published in the issue dated 15 July 1994

We study the Hawking radiation for the geometry of an evaporating (1+1)-dimensional black hole. We compute Bogoliubov coefficients and the stress tensor. We use a recent result of Srednicki to estimate the entropy of entanglement produced in the evaporation process, for the (1+1)-dimensional hole and for the (3+1)-dimensional hole. It is found that the one-space-dimensional result of Srednicki is the pertinent one to use, in both cases.

© 1994 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.50.917
DOI:
10.1103/PhysRevD.50.917
PACS:
04.70.Dy