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Cited by 162

The DOI matches its Crossref record; 4 of the 4 references it cites were found in a registry or an index.

Spontaneous breaking of Lorentz invariance, black holes and perpetuum mobile of the 2nd kind

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Dubovsky, S.L., Sibiryakov, S.M.·2006·Physics Letters B

Abstract

We study the effect of spontaneous breaking of Lorentz invariance on black hole thermodynamics. We consider a scenario where Lorentz symmetry breaking manifests itself by the difference of maximal velocities attainable by particles of different species in a preferred reference frame. The Lorentz breaking sector is represented by the ghost condensate. We find that the notions of black hole entropy and temperature loose their universal meaning. In particular, the standard derivation of the Hawking radiation yields that a black hole does emit thermal radiation in any given particle species, but with temperature depending on the maximal attainable velocity of this species. We demonstrate that this property implies violation of the second law of thermodynamics, and hence, allows construction of a perpetuum mobile of the 2nd kind. We discuss possible interpretation of these results.

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Crossref · 10.1016/j.physletb.2006.05.074

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Metadata

Authors
Dubovsky, S. L., & Sibiryakov, S. M.
Venue
Physics Letters B
Publisher
Elsevier BV
Published
2006-07
Volume
638
Issue
5-6
Pages
509-514
ISSN
0370-2693 (ISSN-L)
OpenAlex
W2003430944
Cited by
162
References
4
FWCI
9.12
Type
journal article
Language
en
Open access
green

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