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Phys. Rev. D 56, 3568–3570 (1997)

Quantum correction to the thermodynamical entropy of a black hole

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A. Ghosh and P. Mitra
Saha Institute of Nuclear Physics, Block AF, Bidhannagar, Calcutta 700 064, India

See Also: Erratum

Received 21 November 1996; revised 22 April 1997; published in the issue dated 15 September 1997

The entropy of a black hole can differ from a quarter of the area of the horizon because of quantum corrections. The correction is related to the contribution to the Euclidean functional integral from quantum fluctuations but is not simply equal to the correction to the effective action. A (2+1)-dimensional rotating black hole is explicitly considered.

© 1997 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.56.3568
DOI:
10.1103/PhysRevD.56.3568
PACS:
04.70.Dy

See Also

Erratum: A. Ghosh and P. Mitra, Erratum: Quantum correction to the thermodynamical entropy of a black hole [Phys. Rev. D 56, 3568 (1997)], Phys. Rev. D 57, 1316 (1998).