Now showing items 1-2 of 2
Tev gamma‐ray observations of the perseus and abell 2029 galaxy clusters
(IOP Publishing, 2006-06-10)
Galaxy clusters might be sources of TeV gamma rays emitted by high-energy protons and electrons accelerated by large-scale structure formation shocks, galactic winds, or active galactic nuclei. Furthermore, gamma rays may ...
Simultaneous multiwavelength observations of markarian 421 during outburst
(IOP Publishing, 2009-08-26)
We report on the results of two coordinated multiwavelength campaigns that focused on the blazar Markarian 421 during its 2006 and 2008 outbursts. These campaigns obtained UV and X-ray data using the XMM-Newton satellite, ...