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gr-qc2018
Gravitational radiation and the evolution of gravitational collapse in cylindrical symmetry
Alfonso García-Parrado, Filipe C. Mena
Using the Sparling form and a geometric construction adapted to spacetimes with a 2-dimensional isometry group, we analyse a quasi-local measure of gravitational energy. We then st…
gr-qc2018★ 1 cited
Type D conformal initial data
Alfonso García-Parrado
For a vacuum initial data set of the Einstein field equations it is possible to carry out a conformal rescaling or conformal compactification of the data giving rise to an initial…