Isotropization and change of complexity by gravitational decoupling

Abstract We employ the gravitational decoupling approach for static and spherically symmetric systems to develop a simple and powerful method in order to (a) continuously isotropize any anisotropic solution of the Einstein field equations, and (b) generate new solutions for self-gravitating distribu...

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Main Authors: R. Casadio, E. Contreras, J. Ovalle, A. Sotomayor, Z. Stuchlik
Format: Article
Language:English
Published: SpringerOpen 2019-10-01
Series:European Physical Journal C: Particles and Fields
Online Access:http://link.springer.com/article/10.1140/epjc/s10052-019-7358-3
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author R. Casadio
E. Contreras
J. Ovalle
A. Sotomayor
Z. Stuchlik
author_facet R. Casadio
E. Contreras
J. Ovalle
A. Sotomayor
Z. Stuchlik
author_sort R. Casadio
collection DOAJ
description Abstract We employ the gravitational decoupling approach for static and spherically symmetric systems to develop a simple and powerful method in order to (a) continuously isotropize any anisotropic solution of the Einstein field equations, and (b) generate new solutions for self-gravitating distributions with the same or vanishing complexity factor. A few working examples are given for illustrative purposes.
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spelling doaj.art-a6cdd5ba9ee14efa9731dd2d587e67362022-12-22T00:48:47ZengSpringerOpenEuropean Physical Journal C: Particles and Fields1434-60441434-60522019-10-0179101810.1140/epjc/s10052-019-7358-3Isotropization and change of complexity by gravitational decouplingR. Casadio0E. Contreras1J. Ovalle2A. Sotomayor3Z. Stuchlik4Dipartimento di Fisica e Astronomia, Alma Mater Università di BolognaSchool of Physical Sciences and Nanotechnology, Yachay Tech UniversityInstitute of Physics and Research Centre of Theoretical Physics and Astrophysics, Faculty of Philosophy and Science, Silesian University in OpavaDepartamento de Matemáticas, Universidad de AntofagastaInstitute of Physics and Research Centre of Theoretical Physics and Astrophysics, Faculty of Philosophy and Science, Silesian University in OpavaAbstract We employ the gravitational decoupling approach for static and spherically symmetric systems to develop a simple and powerful method in order to (a) continuously isotropize any anisotropic solution of the Einstein field equations, and (b) generate new solutions for self-gravitating distributions with the same or vanishing complexity factor. A few working examples are given for illustrative purposes.http://link.springer.com/article/10.1140/epjc/s10052-019-7358-3
spellingShingle R. Casadio
E. Contreras
J. Ovalle
A. Sotomayor
Z. Stuchlik
Isotropization and change of complexity by gravitational decoupling
European Physical Journal C: Particles and Fields
title Isotropization and change of complexity by gravitational decoupling
title_full Isotropization and change of complexity by gravitational decoupling
title_fullStr Isotropization and change of complexity by gravitational decoupling
title_full_unstemmed Isotropization and change of complexity by gravitational decoupling
title_short Isotropization and change of complexity by gravitational decoupling
title_sort isotropization and change of complexity by gravitational decoupling
url http://link.springer.com/article/10.1140/epjc/s10052-019-7358-3
work_keys_str_mv AT rcasadio isotropizationandchangeofcomplexitybygravitationaldecoupling
AT econtreras isotropizationandchangeofcomplexitybygravitationaldecoupling
AT jovalle isotropizationandchangeofcomplexitybygravitationaldecoupling
AT asotomayor isotropizationandchangeofcomplexitybygravitationaldecoupling
AT zstuchlik isotropizationandchangeofcomplexitybygravitationaldecoupling