Articles with "tolman oppenheimer" as a keyword



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Static spherically symmetric Einstein-æther models II: Integrability and the modified Tolman–Oppenheimer–Volkoff approach

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Published in 2020 at "Annals of Physics"

DOI: 10.1016/j.aop.2019.168002

Abstract: We investigate the existence of analytic solutions for the field equations in the Einstein-aether theory for a static spherically symmetric spacetime and provide a detailed dynamical system analysis of the field equations. In particular, we… read more here.

Keywords: oppenheimer volkoff; static spherically; field equations; tolman oppenheimer ... See more keywords
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Covariant Tolman-Oppenheimer-Volkoff equations. I. The isotropic case

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Published in 2018 at "Physical Review D"

DOI: 10.1103/physrevd.97.124056

Abstract: We construct a covariant version of the Tolman-Oppenheimer-Volkoff equations in the case of isotropic sources. The new equations make evident the mathematical problems in the determination of interior solutions of relativistic stellar objects. Using a… read more here.

Keywords: covariant tolman; case; tolman oppenheimer; oppenheimer volkoff ... See more keywords
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Covariant Tolman-Oppenheimer-Volkoff equations. II. The anisotropic case

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Published in 2018 at "Physical Review D"

DOI: 10.1103/physrevd.97.124057

Abstract: We generalise the covariant Tolman-Oppenheimer-Volkoff equations proposed in arXiv:1709.02818 [gr-qc] to the case of static and spherically symmetric spacetimes with anisotropic sources. The extended equations allow a detailed analysis of the role of the anisotropic… read more here.

Keywords: covariant tolman; case; tolman oppenheimer; equations anisotropic ... See more keywords