Fermi Large Area Telescope Observations of Pulsar Wind Nebulae
Fermi Large Area Telescope Observations of Pulsar Wind Nebulae
Fermi Large Area Telescope Observations of Pulsar Wind Nebulae
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LAT <strong>Observations</strong> <strong>of</strong> the PWN in MSH 15-52•Hard spectrum observed above 1 GeV :- Flux above 1 GeV : (2.91 ± 0.79 ± 1.35) 10 -9 cm -2 s -1- Spectral index : (1.57 ± 0.17 ± 0.13)•Multiwavelength spectrum :(Abdo et al., 2010, ApJ, accepted, arXiv:1003.3833)•hadronic scenario is disfavoured (energetic point <strong>of</strong> view)•high energy emission can be explained by Inverse Compton scattering(mostly on FIR photon field)<strong>Fermi</strong>Spectral energy distribution <strong>of</strong> the PWN powered by PSR B1509-58Left : in the LAT energy range. Right: from radio to TeV energiesM.-H. Grondin, High-Energy Emission from <strong>Pulsar</strong>s and their Systems, April 2010 20
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