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Phys. Rev. Lett. 91, 061301 (2003) [4 pages]

Mass, Action, and Entropy of Taub-Bolt–de Sitter Spacetimes

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R. Clarkson*, A. M. Ghezelbash, and R. B. Mann
Department of Physics, University of Waterloo, Waterloo, Ontario, Canada N2L 3G1
Perimeter Institute for Theoretical Physics, 35 King Street North, Waterloo, Ontario, Canada N2J 2W9

Received 17 April 2003; published 5 August 2003

We apply a recent proposal for defining conserved mass in asymptotically de Sitter spacetimes to the class of Taub-Bolt–de Sitter spacetimes. We compute the action, entropy, and conserved mass of these spacetimes, and find that in certain instances the mass and entropy can exceed that of pure de Sitter spacetime, in violation of recent suggestive conjectures to the contrary.

© 2003 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.91.061301
DOI:
10.1103/PhysRevLett.91.061301
PACS:
04.70.Dy, 04.60.–m, 11.25.Tq

*Email address: rick@avatar.uwaterloo.ca

Email address: amasoud@sciborg.uwaterloo.ca

Email address: mann@avatar.uwaterloo.ca