Now showing items 1-2 of 2

• Discovery of Giant Gamma-ray Bubbles in the Milky Way ﻿

(2012-08-09)
Based on data from the Fermi Gamma-ray Space Telescope, we have discovered two gigantic gamma-ray emitting bubble structures in our Milky Way (known as the Fermi bubbles), extending $\sim 50$ degrees above and below the ...
• Hot Accretion Flows Around Black Holes ﻿

(Annual Reviews, 2014)
Black hole accretion flows can be divided into two broad classes: cold and hot. Cold accretion flows, which consist of cool optically thick gas, are found at relatively high mass accretion rates. Prominent examples are the ...