G.A. Mamon, F. Combes, C. Deffayet and B. Fort (eds)
EAS Publications Series, 20 (2006) 25-28
Halo Shape and its Relation to Environment
Astrophysical Institute Potsdam, An der Sternwarte 16, 14482 Potsdam, Germany
2 Keldysh Institute for Applied Mathematics, Miusskaja Ploscad 4, 125047 Moscow, Russia
Using high resolution DM simulations we study the shape of dark matter halos. Halos become more spherical with decreasing mass. This trend is even more pronounced for the inner part of the halo. Angular momentum and shape are correlated. The angular momenta of neighboring halos are correlated.
© EAS, EDP Sciences, 2006