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Multiple expansions for energy and momenta carried by gravitational waves.

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Multiple expansions for energy and momenta carried by gravitational waves.

dc.contributor.author	Ruiz Meneses, Milton Javier
dc.contributor.author	Takahashi, Ryoji
dc.contributor.author	Alcubierre, Miguel
dc.contributor.author	Núñez, Darío
dc.date.accessioned	2023-06-01T08:14:17Z
dc.date.available	2023-06-01T08:14:17Z
dc.date.issued	2007
dc.identifier.citation	Ruiz Meneses, Milton Javier Takahashi, Ryoji Alcubierre, Miguel Núñez, Darío 2007 Multiple expansions for energy and momenta carried by gravitational waves. General Relativity and Gravitation 40 1705 1729
dc.identifier.uri	https://hdl.handle.net/10550/87614
dc.description.abstract	We present expressions for the energy, linear momentum and angular momentum carried away from an isolated system by gravitational radiation based on spin-weighted spherical harmonics decomposition of the Weyl scalar Ψ 4. We also show that the expressions derived are equivalent to the common expressions obtained when using a framework based on perturbations of a Schwazschild background. The main idea is to collect together all the different expressions in a uniform and consistent way. The formulae presented here are directly applicable to the calculation of the radiated energy, linear momentum and angular momentum starting from the gravitational waveforms which are typically extracted from numerical simulations.
dc.language.iso	eng
dc.relation.ispartof	General Relativity and Gravitation, 2007, vol. 40, p. 1705-1729
dc.subject	Astronomia
dc.subject	Astrofísica
dc.title	Multiple expansions for energy and momenta carried by gravitational waves.
dc.type	journal article
dc.date.updated	2023-06-01T08:14:17Z
dc.identifier.doi	10.1007/s10714-007-0570-8
dc.identifier.idgrec	160061
dc.rights.accessRights	open access