Search Results - "Bejarano, Cecilia"
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McVittie solution in f(T) gravity
Published in The European physical journal. C, Particles and fields (01-12-2017)“…We show that McVittie geometry, which describes a black hole embedded in a FLRW universe, not only solves the Einstein equations but also remains as a…”
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Geometric inequivalence of metric and Palatini formulations of General Relativity
Published in Physics letters. B (10-03-2020)“…Projective invariance is a symmetry of the Palatini version of General Relativity which is not present in the metric formulation. The fact that the Riemann…”
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Thin-shell wormholes in (2+1)-dimensional F(R) theories
Published in The European physical journal. C, Particles and fields (01-07-2021)“…We construct a broad family of thin-shell wormholes with circular symmetry in ( 2 + 1 ) -dimensional F ( R ) theories of gravity, with constant scalar…”
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Palatini wormholes and energy conditions from the prism of general relativity
Published in The European physical journal. C, Particles and fields (01-11-2017)“…Wormholes are hypothetical shortcuts in spacetime that in general relativity unavoidably violate all of the pointwise energy conditions. In this paper, we…”
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Reflections on the Covariance of Modified Teleparallel Theories of Gravity
Published in Universe (Basel) (25-06-2019)“…We review the current status of the Lorentz covariance in teleparallel and modified teleparallel theories of gravity, and discuss the controversial features of…”
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Dilaton thin-shell wormholes supported by a generalized Chaplygin gas
Published in Physical review. D, Particles, fields, gravitation, and cosmology (30-09-2011)Get full text
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Thin-shell wormholes in [Formula omitted]-dimensional F
Published in The European physical journal. C, Particles and fields (01-07-2021)Get full text
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General formalism for the stability of thin-shell wormholes in 2+1 dimensions
Published in The European physical journal. C, Particles and fields (01-08-2014)“…In this article we theoretically construct circular thin-shell wormholes in a 2 + 1 -dimensional spacetime. The construction is symmetric with respect to the…”
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Kerr geometry in f(T) gravity
Published in The European physical journal. C, Particles and fields (2015)“…Null tetrads are shown to be a valuable tool in teleparallel theories of modified gravity. We use them to prove that Kerr geometry remains a solution for a…”
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General formalism for the stability of thin-shell wormholes in ... dimensions
Published in The European physical journal. C, Particles and fields (22-08-2014)“…(ProQuest: ... denotes formulae and/or non-USASCII text omitted; see image).In this article we theoretically construct circular thin-shell wormholes in a…”
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Kerr geometry in f
Published in The European physical journal. C, Particles and fields (01-02-2015)Get full text
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Kerr geometry in $$f(T)$$ f ( T ) gravity
Published in The European physical journal. C, Particles and fields (01-02-2015)Get full text
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General formalism for the stability of thin-shell wormholes in $$2+1$$ 2 + 1 dimensions
Published in The European physical journal. C, Particles and fields (01-08-2014)Get full text
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Kerr geometry in gravity
Published in The European physical journal. C, Particles and fields (01-02-2015)“…(ProQuest: ... denotes formulae and/or non-USASCII text omitted; see image) Null tetrads are shown to be a valuable tool in teleparallel theories of modified…”
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{\cal N}=1$ supersymmetry in $4D$ gravity with torsion and non-metricity
Published 25-07-2022“…We study the inclusion of fermionic degrees of freedom and ${\cal N}=1$ supersymmetry in 4-dimensional manifolds with arbitrary torsion and non-metricity…”
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SHEAR-DRIVEN INSTABILITIES IN HALL-MAGNETOHYDRODYNAMIC PLASMAS
Published in The Astrophysical journal (20-08-2011)“…The large-scale dynamics of plasmas is well described within the framework of magnetohydrodynamics (MHD). However, whenever the ion density of the plasma…”
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Determinantal Born-Infeld Coupling of Gravity and Electromagnetism
Published 18-12-2021“…Phys. Rev. D 105, 084067 (2022) We study a Born-Infeld inspired model of gravity and electromagnetism in which both types of fields are treated on an equal…”
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Circularly symmetric thin-shell wormholes in F(R) gravity with (2+1)-dimensions
Published 13-10-2021“…Proceedings of the Sixteenth Marcel Grossmann Meeting (MG16), pages 831-839 (World Scientific, Singapore, 2023) Within the framework of $F(R)$ theories of…”
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Thin-shell wormholes in (2+1)-dimensional F(R) theories
Published 04-08-2021“…Eur. Phys. J. C 81, 668 (2021) We construct a broad family of thin-shell wormholes with circular symmetry in (2+1)-dimensional F(R) theories of gravity, with…”
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