EGRET High-Energy Gamma-ray Observations of AGN: Energy Spectra and Time Variability

Authors :: Peter F. Michelson
Y. C. Lin
C. E. Fichtel
H. A. Mayer-Hasselwander
Stanley D. Hunter
P. L. Nolan
P. Sreekumar
D. L. Bertsch
J. R. Mattox
R. C. Hartman
E.J. Schneid
D. J. Thompson
James Chiang
C. V. Montigny
D. A. Kniffen
Gottfried Kanbach
J. M. Fierro
Brenda Dingus
J. A. Esposito
H. D. Radecke
Source :: Symposium - International Astronomical Union. 159:49-52
Publication Year :: 1994
Publisher :: Cambridge University Press (CUP), 1994.
Abstract: The Energetic Gamma Ray Experiment Telescope (EGRET) on the Compton Gamma Ray Observatory has detected more than 20 Active Galactic Nuclei (AGN) at photon energies above 30 MeV.

Subjects :: Physics
Photon
Active galactic nucleus
biology
Astrophysics::High Energy Astrophysical Phenomena
Astrophysics::Instrumentation and Methods for Astrophysics
Gamma ray
Astronomy
Astrophysics::Cosmology and Extragalactic Astrophysics
Astrophysics
biology.organism_classification
Spectral line
Observatory
Egret
Energetic Gamma Ray Experiment Telescope
Nuclear Experiment
Astrophysics::Galaxy Astrophysics
Fermi Gamma-ray Space Telescope

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