Particle Astrophysics 2011

Session

Tracing Dark Matter in the Universe - Neta Bahcall, Princeton

A / C

30 Apr 2011, 09:00

7. Tracing Dark Matter in the Universe

Neta Bahcall (Princeton University)

30/04/2011, 09:00

Astronomy / Cosmology - Neta Bahcall

Where is the Dark Matter located? How is it distributed on large scales? I will discuss recent observations using the Sloan Digital Sky Survey that utilize gravitational lensing to trace the mass distribution around galaxies and clusters of galaxies to the largest scales yet observed. We compare the mass distribution with the observed distribution of light and show that, while the mass...