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Abstract:

Wormholes are hypothetical shortcuts in spacetime that in general relativity unavoidably violate all of the pointwise energy conditions. In this paper, we consider several wormhole spacetimes that, as opposed to the standard designer procedure frequently employed in the literature, arise directly from gravitational actions including additional terms resulting from contractions of the Ricci tensor with the metric, and which are formulated assuming independence between metric and connection (Palatini approach). We reinterpret such wormhole solutions under the prism of General Relativity and study the matter sources that thread them. We discuss the size of violation of the energy conditions in different cases and how this is related to the same spacetimes when viewed from the modified gravity side. © 2017, The Author(s).

Registro:

Documento: Artículo
Título:Palatini wormholes and energy conditions from the prism of general relativity
Autor:Bejarano, C.; Lobo, F.S.N.; Olmo, G.J.; Rubiera-Garcia, D.
Filiación:Instituto de Astronomía y Física del Espacio (IAFE, CONICET-UBA), Casilla de Correo 67, Sucursal 28, Buenos Aires, 1428, Argentina
Departamento de Física Teórica and IFIC, Centro Mixto Universidad de Valencia-CSIC. Universidad de Valencia, Burjassot, Valencia, 46100, Spain
Instituto de Astrofísica e Ciências do Espaço, Faculdade de Ciências da Universidade de Lisboa, Edifício C8, Campo Grande, Lisbon, 1749-016, Portugal
Departamento de Física, Universidade Federal da Paraíba, Paraíba, João Pessoa 58051-900, Brazil
Año:2017
Volumen:77
Número:11
DOI: http://dx.doi.org/10.1140/epjc/s10052-017-5353-0
Título revista:European Physical Journal C
Título revista abreviado:Eur. Phys. J. C
ISSN:14346044
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_14346044_v77_n11_p_Bejarano

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Citas:

---------- APA ----------
Bejarano, C., Lobo, F.S.N., Olmo, G.J. & Rubiera-Garcia, D. (2017) . Palatini wormholes and energy conditions from the prism of general relativity. European Physical Journal C, 77(11).
http://dx.doi.org/10.1140/epjc/s10052-017-5353-0
---------- CHICAGO ----------
Bejarano, C., Lobo, F.S.N., Olmo, G.J., Rubiera-Garcia, D. "Palatini wormholes and energy conditions from the prism of general relativity" . European Physical Journal C 77, no. 11 (2017).
http://dx.doi.org/10.1140/epjc/s10052-017-5353-0
---------- MLA ----------
Bejarano, C., Lobo, F.S.N., Olmo, G.J., Rubiera-Garcia, D. "Palatini wormholes and energy conditions from the prism of general relativity" . European Physical Journal C, vol. 77, no. 11, 2017.
http://dx.doi.org/10.1140/epjc/s10052-017-5353-0
---------- VANCOUVER ----------
Bejarano, C., Lobo, F.S.N., Olmo, G.J., Rubiera-Garcia, D. Palatini wormholes and energy conditions from the prism of general relativity. Eur. Phys. J. C. 2017;77(11).
http://dx.doi.org/10.1140/epjc/s10052-017-5353-0