Non-vacuum exact gravitational waves invariant for a non-Abelian two-dimensional Lie algebra generated by two Killing fields whose commutator is of light type, are described. The polarization of these waves, already known from previous works, is related to their natural sources consisting of cosmic strings and γ -ray bursts. Non-vacuum exact gravitational waves admittingonly one Killing field of light type are also discussed.
Titolo: | Spin-1 Gravitational waves and their natural sources |
Autori: | |
Data di pubblicazione: | 2004 |
Rivista: | |
Abstract: | Non-vacuum exact gravitational waves invariant for a non-Abelian two-dimensional Lie algebra generated by two Killing fields whose commutator is of light type, are described. The polarization of these waves, already known from previous works, is related to their natural sources consisting of cosmic strings and γ -ray bursts. Non-vacuum exact gravitational waves admittingonly one Killing field of light type are also discussed. |
Handle: | http://hdl.handle.net/11386/1061772 |
Appare nelle tipologie: | 1.1.2 Articolo su rivista con ISSN |
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