'Pair annihilation' presentation slideshows

Key issues for hard X-ray emission from accreting black - hole and neutron-star sources

Key issues for hard X-ray emission from accreting black - hole and neutron-star sources. Andrzej A. Zdziarski Centrum Astronomiczne im. M. Kopernika Warszawa, Poland. Content:. Radiative processes. Hard and soft states of black-hole binaries. Active galactic nuclei, including blazars.

702 views • 50 slides

337 views • 18 slides

Gamma Ray Emission Mechanisms

0. 1) Gamma-Ray Lines. Gamma Ray Emission Mechanisms. A) Spontaneous decay of excited states of atomic nuclei typically resulting from radioactive decays of other nuclei (produced in supernovae) or cosmic-ray interactions -> mostly concentrated in the plane of the Milky Way.

438 views • 14 slides

281 views • 11 slides