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Showing 2010 · gr-qcShow all
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gr-qc2010★ 9 cited
Quantum Modifications to Gravity Waves in de Sitter Spacetime
Jen-Tsung Hsiang, L. H. Ford, Da-Shin Lee +1
We treat a model in which tensor perturbations of de~Sitter spacetime, represented as a spatially flat model, are modified by the effects of the vacuum fluctuations of a massless c…
gr-qc2010
Geodesics in the static Mallett spacetime
Ken D. Olum
Mallett has exhibited a cylindrically symmetric spacetime containing closed timelike curves produced by a light beam circulating around a line singularity. I analyze the static ver…