... compared to the contribution of the chaotic stellar motions (stellar velocity dispersion) to the total kinematic energy ... despite the different timescales and the varying roles of dark matter and diffuse baryon matter during the violent stages of ...
... galaxies [6, 7]; (2) tidal effects from the dark halo of the cluster/group [8]; (3 ... groups of galaxies with their massive dark haloes can provide the necessary density ...
... Where is the kinetic energy of stars? Is the system not virialized? 2. ... center (one can see corresponding light and dark spots in Fig. 13, middle) as `` the ... al. 2001) leads us to conclude that the dark halo around NGC 4138 is also triaxial ...
... Gyr according to the modern Universe Lambda Cold Dark Matter (LCDM) time-scale, then ... Inside large cluster-size and groupsize dark haloes, there are little chances to ...