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The quiescent intracluster medium in the core of the Perseus cluster

Done, Chris; Safi-Harb, Samar; Hamaguchi, Kenji +213 more

Clusters of galaxies are the most massive gravitationally bound objects in the Universe and are still forming. They are thus important probes of cosmological parameters and many astrophysical processes. However, knowledge of the dynamics of the pervasive hot gas, the mass of which is much larger than the combined mass of all the stars in the clust…