paper

Rotating thin-shell wormhole from glued Kerr spacetimes

arXiv:1101.5281 · doi:10.1134/S0202289311020149

Abstract

We construct a model of a rotating wormhole made by cutting and pasting two Kerr spacetimes. As a result, we obtain a rotating thin-shell wormhole with exotic matter at the throat. Two candidates for the exotic matter are considered: (i) a perfect fluid; (ii) an anisotropic fluid. We show that a perfect fluid is unable to support a rotating thin-shall wormhole. On the contrary, the anisotropic fluid with the negative energy density can be a source for such a geometry.

8 pages, 3 figures, accepted for publication in Gravitation and Cosmology

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