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dc.contributor.author
Planelles, S.
dc.contributor.author
Fabjan, D.
dc.contributor.author
Borgani, S.
dc.contributor.author
Murante, G.
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Rasia, E.
dc.contributor.author
Biffi, V.
dc.contributor.author
Truong, N.
dc.contributor.author
Ragone Figueroa, Cinthia Judith
dc.contributor.author
Granato, G. L.
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Dolag, K.
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Pierpaoli, E.
dc.contributor.author
Beck, A. M.
dc.contributor.author
Steinborn, Lisa K.
dc.contributor.author
Gaspari, M.
dc.date.available
2018-11-09T17:58:25Z
dc.date.issued
2017-06
dc.identifier.citation
Planelles, S.; Fabjan, D.; Borgani, S.; Murante, G.; Rasia, E.; et al.; Pressure of the hot gas in simulations of galaxy clusters; Oxford University Press; Monthly Notices of the Royal Astronomical Society; 467; 4; 6-2017; 3827-3847
dc.identifier.issn
0035-8711
dc.identifier.uri
http://hdl.handle.net/11336/64102
dc.description.abstract
We analyse the radial pressure profiles, the intracluster medium (ICM) clumping factor and the Sunyaev-Zel'dovich (SZ) scaling relations of a sample of simulated galaxy clusters and groups identified in a set of hydrodynamical simulations based on an updated version of the TREEPM-SPH GADGET-3 code. Three different sets of simulations are performed: the first assumes non-radiative physics, the others include, among other processes, active galactic nucleus (AGN) and/or stellar feedback. Our results are analysed as a function of redshift, ICM physics, cluster mass and cluster cool-coreness or dynamical state. In general, the mean pressure profiles obtained for our sample of groups and clusters show a good agreement with X-ray and SZ observations. Simulated cool-core (CC) and non-cool-core (NCC) clusters also show a good match with real data. We obtain in all cases a small (if any) redshift evolution of the pressure profiles of massive clusters, at least back to z = 1. We find that the clumpiness of gas density and pressure increases with the distance from the cluster centre and with the dynamical activity. The inclusion of AGN feedback in our simulations generates values for the gas clumping ( √ Cρ ~ 1.2 at R200) in good agreement with recent observational estimates. The simulated YSZ-Mscaling relations are in good accordance with several observed samples, especially for massive clusters. As for the scatter of these relations, we obtain a clear dependence on the cluster dynamical state, whereas this distinction is not so evident when looking at the subsamples of CC and NCC clusters.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Oxford University Press
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Galaxies: Clusters: General -X-Rays: Galaxies: Clusters
dc.subject
Galaxies: Clusters: Intracluster Medium
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Methods: Numerical
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Astronomía
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Ciencias Físicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Pressure of the hot gas in simulations of galaxy clusters
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2018-10-19T15:28:02Z
dc.identifier.eissn
1365-2966
dc.journal.volume
467
dc.journal.number
4
dc.journal.pagination
3827-3847
dc.journal.pais
Reino Unido
dc.journal.ciudad
Oxford
dc.description.fil
Fil: Planelles, S.. Universidad de Valencia; España. Università degli Studi di Trieste; Italia
dc.description.fil
Fil: Fabjan, D.. Istituto Nazionale di Astrofisica; Italia. University of Ljubljana. Faculty of Mathematics and Physics; Argentina
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Fil: Borgani, S.. Università degli Studi di Trieste; Italia. Istituto Nazionale di Astrofisica; Italia. University of Ljubljana. Faculty of Mathematics and Physics; Argentina
dc.description.fil
Fil: Murante, G.. Istituto Nazionale di Astrofisica; Italia
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Fil: Rasia, E.. Istituto Nazionale di Astrofisica; Italia. University of Michigan; Estados Unidos
dc.description.fil
Fil: Biffi, V.. Università degli Studi di Trieste; Italia. Istituto Nazionale di Astrofisica; Italia
dc.description.fil
Fil: Truong, N.. Università degli Studi di Roma Tor Vergata; Italia
dc.description.fil
Fil: Ragone Figueroa, Cinthia Judith. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Astronomía Teórica y Experimental. Universidad Nacional de Córdoba. Observatorio Astronómico de Córdoba. Instituto de Astronomía Teórica y Experimental; Argentina. Istituto Nazionale di Astrofisica; Italia
dc.description.fil
Fil: Granato, G. L.. Istituto Nazionale di Astrofisica; Italia
dc.description.fil
Fil: Dolag, K.. Gobierno de la Republica Federal de Alemania. Max Planck Institut Fur Astrophysik; Alemania. University Observatory Munich; Alemania
dc.description.fil
Fil: Pierpaoli, E.. University of Southern California; Estados Unidos
dc.description.fil
Fil: Beck, A. M.. University Observatory Munich; Alemania
dc.description.fil
Fil: Steinborn, Lisa K.. University Observatory Munich; Alemania
dc.description.fil
Fil: Gaspari, M.. University of Princeton; Estados Unidos
dc.journal.title
Monthly Notices of the Royal Astronomical Society
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://academic.oup.com/mnras/article/467/4/3827/2973007
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1093/mnras/stx318
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://arxiv.org/abs/1612.07260v1
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