Monday, January 14, 2013

1301.2437 (Matthias Mandelartz et al.)

A statistical study of Galactic SNR source spectra detected at >GeV energies    [PDF]

Matthias Mandelartz, Julia Becker Tjus
Broadband modeling of 24 Galactic supernova remnants was performed using a model to test the SNRs for hadronically generated \gamma-rays by examining combined spectra of \pi^0-decay, bremsstrahlung, inverse Compton, and synchrotron radiation. After now more than 7 years of data taking with H.E.S.S., MAGIC, and VERITAS and after more than 4 years with Fermi in operation, a full broadband data set of 24 Galactic SNRs exists. This is the first statistical study of the resulting source spectra, which are reviewed individually to ascertain the origin of the gamma radiation. This allows a combined examination to test the current prepositions of particle acceleration.
View original: http://arxiv.org/abs/1301.2437

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