Approximate Kerr-Newman-like metric with quadrupole

 

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Autori: Frutos-Alfaro, Francisco, Gómez-Ovares, Pedro, Montero-Camacho, Paulo
Natura: artículo original
Status:Versión publicada
Data di pubblicazione:2021
Descrizione:The Kerr metric is known to have issues when trying to find a physical interior solution. In this work we continue our efforts to construct a more realistic exterior metric for astrophysical objects. A new approximate metric representing the spacetime of a charged, rotating and slightly-deformed body is obtained by perturbing the Kerr-Newman metric to include the mass-quadrupole and quadrupole-quadrupole orders. It has a simple form because it is Kerr-Newman-like.
Stato:Portal de Revistas UCR
Istituzione:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Lingua:Inglés
OAI Identifier:oai:portal.ucr.ac.cr:article/37152
Accesso online:https://revistas.ucr.ac.cr/index.php/matematica/article/view/37152
Keyword:general relativity
solutions of Einstein’s equations
approximation procedures
weak fields
relatividad general
soluciones de las ecuaciones de Einstein
procedimientos de aproximación
campos débiles