Homoclinic accretion solutions in the Schwarzschild–anti–de Sitter space-time

2015
journal article
article
cris.lastimport.scopus2024-04-07T18:03:11Z
dc.abstract.enThe aim of this paper is to clarify the distinction between homoclinic and standard (global) Bondi-type accretion solutions in the Schwarzschild–anti–de Sitter space-time. The homoclinic solutions have recently been discovered numerically for polytropic equations of state. Here I show that they exist also for certain isothermal (linear) equations of state, and an analytic solution of this type is obtained. It is argued that the existence of such solutions is generic, although for sufficiently relativistic matter models (photon gas, ultrahard equation of state) there exist global solutions that can be continued to infinity, similarly to standard Michel’s solutions in the Schwarzschild space-time. In contrast to that global solutions should not exist for matter models with a nonvanishing rest-mass component, and this is demonstrated for polytropes. For homoclinic isothermal solutions I derive an upper bound on the mass of the black hole for which stationary transonic accretion is allowed.pl
dc.affiliationWydział Fizyki, Astronomii i Informatyki Stosowanej : Instytut Fizyki im. Mariana Smoluchowskiegopl
dc.contributor.authorMach, Patryk - 159226 pl
dc.date.accessioned2015-07-16T13:18:02Z
dc.date.available2015-07-16T13:18:02Z
dc.date.issued2015pl
dc.description.number8pl
dc.description.publication0,5pl
dc.description.volume91pl
dc.identifier.articleid084016pl
dc.identifier.doi10.1103/PhysRevD.91.084016pl
dc.identifier.eissn1550-2368pl
dc.identifier.issn1550-7998pl
dc.identifier.urihttp://ruj.uj.edu.pl/xmlui/handle/item/13080
dc.languageengpl
dc.language.containerengpl
dc.rightsDodaję tylko opis bibliograficzny*
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dc.subtypeArticlepl
dc.titleHomoclinic accretion solutions in the Schwarzschild–anti–de Sitter space-timepl
dc.title.journalPhysical Review. D, Particles, Fields, Gravitation, and Cosmologypl
dc.typeJournalArticlepl
dspace.entity.typePublication
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