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Escaping from the black hole?
Author(s) -
Eugeny Babichev,
Viatcheslav Mukhanov,
Alexander Vikman
Publication year - 2006
Publication title -
journal of high energy physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.998
H-Index - 261
eISSN - 1126-6708
pISSN - 1029-8479
DOI - 10.1088/1126-6708/2006/09/061
Subject(s) - physics , superluminal motion , scalar field , black hole (networking) , scalar (mathematics) , observer (physics) , classical mechanics , theoretical physics , quantum mechanics , geometry , mathematics , computer science , computer network , routing protocol , routing (electronic design automation) , link state routing protocol
We show that if there exists a special kind of Born-Infeld type scalar field,then one can send information from inside a black hole. This information isencoded in perturbations of the field propagating in non-trivial scalar fieldbackgrounds, which serves as a "new ether". Although the theory isLorentz-invariant it allows, nevertheless, the superluminal propagation ofperturbations with respect to the "new ether". We found the stationary solutionfor background, which describes the accretion of the scalar field onto a blackhole. Examining the propagation of small perturbations around this solution weshow the signals emitted inside the horizon can reach an observer locatedoutside the black hole. We discuss possible physical consequences of thisresult.Comment: 4 pages, 2 figures, published versio

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