EAS Publications Series
Volume 20, 2006Mass Profiles and Shapes of Cosmological Structures
|Page(s)||183 - 186|
|Published online||19 May 2006|
G.A. Mamon, F. Combes, C. Deffayet and B. Fort (eds)
EAS Publications Series, 20 (2006) 183-186
Relaxed and unrelaxed clusters of galaxies seen in X-rays
Institut d'Astrophysique de Paris, CNRS,
98bis Bd. Arago, 75014 Paris, France
2 IAG, São Paulo, Brazil
3 LAM, Marseille, France
4 IUCAA, Pune, India
5 INAF, Oss. Capodimonte, Naples, Italy
6 CfA, Cambridge MA, USA
7 OCA, Nice, France
8 OMP, Toulouse, France
Recent X-ray observations have been showing that the old vision of clusters as peacefully relaxed structures is in most cases absolutely wrong. Coupled with optical and radio observations, these X-ray data show evidence for violent mechanisms. Results based on XMM-Newton gas temperature maps for four clusters will be presented here.
© EAS, EDP Sciences, 2006
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