Cylindrical wormholes in DGP gravity
arXiv:1303.5158 · doi:10.1103/PhysRevD.87.067503
Abstract
We construct traversable thin-shell wormholes in the Dvali-Gabadadze-Porrati theory with cylindrical symmetry applying the cut and paste procedure to a flat black string solution of the five-dimensional vacuum Einstein field equations. In contrast to general relativity case, where thin-shell wormholes violate both weak and null energy conditions, we show that static wormholes are supported by normal matter while vacuum wormholes do not exist.
Accepted for publication in PRD, 5 pages, 0 figures; http://link.aps.org/doi/10.1103/PhysRevD.87.067503
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