Results 21 to 30 of about 69,040 (190)

INTRACLUSTER MEDIUM OF THE MERGING CLUSTER A3395 [PDF]

open access: yesThe Astrophysical Journal, 2011
We present a detailed imaging and spectral analysis of the merging environment of the bimodal cluster A3395 using X-ray and radio observations. X-ray images of the cluster show five main constituents of diffuse emission : A3395 NE, A3395 SW, A3395 NW, A3395 W, and a filament connecting NE to W.
K. P. Singh   +3 more
openaire   +4 more sources

Diffuse radio emission from the intracluster medium [PDF]

open access: green, 2004
An important aspect of the radio emission from galaxy clusters is represented by the diffuse radio sources associated with the intracluster medium: radio halos, relics and mini-halos.
L. Feretti, C. Burigana, T. A. Enßlin
openalex   +4 more sources

A dynamical model for the heavily ram pressure stripped Virgo spiral galaxy NGC 4522 [PDF]

open access: yes, 2006
A dynamical model including ram pressure stripping is applied to the strongly HI deficient Virgo spiral galaxy NGC 4522. A carefully chosen model snapshot is compared with existing VLA HI observations. The model successfully reproduces the large-scale gas distribution and the velocity field.
Beck, R.   +5 more
arxiv   +5 more sources

A Two‐Temperature Model of the Intracluster Medium [PDF]

open access: yesThe Astrophysical Journal, 1998
We investigate evolution of the intracluster medium (ICM), considering the relaxation process between the ions and electrons. According to the standard scenario of structure formation, ICM is heated by the shock in the accretion flow to the gravitational potential well of the dark halo.
Binney J.   +14 more
openaire   +7 more sources

Heating of the intracluster medium by quasar outflows [PDF]

open access: bronzeMonthly Notices of the Royal Astronomical Society, 2002
Latex (mn.sty), 8 figures, accepted for publication in the ...
Suparna Roychowdhury, Biman B. Nath
openaire   +7 more sources

Chemical and Thermal History of the Intracluster Medium [PDF]

open access: yesarXiv, 2004
Clusters of galaxies can be seen as giant astrophysical laboratories enclosing matter in a large enough volume, so that the matter composition can be taken as representing the composition of our Universe. X-ray observations allow a very precise investigation of the physical properties of the intracluster plasma allowing us to probe probe the cluster ...
Boehringer, Hans
arxiv   +3 more sources

Newcomers meet the intracluster medium in the Coma cluster [PDF]

open access: bronze, 2004
A main topic at this meeting is how galaxies are affected when they enter for the first time the cluster environment from the outskirts. Most of the times we are forced to infer the environmental effects indirectly, relying on systematic variations of ...
Bianca M. Poggianti   +7 more
openalex   +4 more sources

Intracluster stellar population properties from N-body cosmological simulations -- I. Constraints at $z=0$ [PDF]

open access: yesAstrophys.J.594:172-185,2003, 2003
We use a high resolution collisionless simulation of a Virgo--like cluster in a $\Lambda$CDM cosmology to determine the velocity and clustering properties of the diffuse stellar component in the intracluster region at the present epoch. The simulated cluster builds up hierarchically and tidal interactions between member galaxies and the cluster ...
Arnaboldi, M.   +10 more
arxiv   +4 more sources

A chemical evolution model for galaxy clusters [PDF]

open access: yesarXiv, 2001
We develop a toy-model for the chemical evolution of the intracluster medium, polluted by the galactic winds from elliptical galaxies. The model follows the "galaxy formation history" of cluster galaxies, constrained by the observed luminosity function.
Chiosi, C., Moretti, A., Portinari, L.
arxiv   +3 more sources

Modified Entropy Models for the Intracluster Medium

open access: bronzeThe Astrophysical Journal, 2002
Accepted to ApJ (24 pages, 31 figures)
Greg L. Bryan   +3 more
openaire   +4 more sources

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