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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Earlier γ-ray observations <strong>of</strong> the Crab Nebula•EGRET observations <strong>of</strong> the synchrotron/Inverse Compton spectrumin the 70 MeV – 30 GeV energy band (De Jager et al., 1996, ApJ, 457,253):–<strong>Large</strong> uncertainties on the spectrum shapes for both components–Variability observed at 3.1σ level below 150 MeV–no cut-<strong>of</strong>f detected for the inverse Compton component<strong>Fermi</strong>•MAGIC observations above 60 GeV(Albert et al, ApJ, 674, 1037, 2008):Inverse Compton peak energyestimated at (77 ± 35) GeVSpectral energy distribution <strong>of</strong> the CrabNebula (Horns & Aharonian, ESAPS552:439, 2004)M.-H. Grondin, High-Energy Emission from <strong>Pulsar</strong>s and their Systems, April 2010 7