We find a new, non-commutative geometry inspired, solution of the coupled Einstein–Maxwell field equations describing a variety of charged, self-gravitating objects, including extremal and non-extremal black holes. The metric smoothly interpolates between de Sitter geometry, at short distance, and Reissner–Nordstrøm geometry far away from the origin. Contrary to the ordinary Reissner–Nordstrøm spacetime there is no curvature singularity in the origin neither “naked” nor shielded by horizons. We investigate both Hawking process and pair creation in this new scenario.

Non-commutative geometry inspired charged black holes

SPALLUCCI, EURO;
2007-01-01

Abstract

We find a new, non-commutative geometry inspired, solution of the coupled Einstein–Maxwell field equations describing a variety of charged, self-gravitating objects, including extremal and non-extremal black holes. The metric smoothly interpolates between de Sitter geometry, at short distance, and Reissner–Nordstrøm geometry far away from the origin. Contrary to the ordinary Reissner–Nordstrøm spacetime there is no curvature singularity in the origin neither “naked” nor shielded by horizons. We investigate both Hawking process and pair creation in this new scenario.
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11368/2495737
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