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- W2951496681 abstract "Advances in the capabilities of X-ray, gamma-ray and TeV telescopes have brought new information on the physics of relativistic jets, which are responsible for the blazar “phenomenon.” In particular the broad band sensitivity of the BeppoSAX satellite, extending up to 100 KeV has allowed unprecedented studies of their hard X-ray spectra. I summarize here some basic results and present a unified view of the blazar population, whereby all sources contain essentially similar jets despite diversities in other properties, like the presence or absence of emission lines in their optical spectra. Blazars with emission lines are of particular interest in that it is possible to estimate both the luminosity of the jet and the luminosity of the accretion disk. Implications for the origin of the power carried by relativistic jets, possibly involving rapidly spinning supermassive black holes are discussed. We suggest that emission line blazars are accreting at near critical rates, while BL lacs, where emission lines are weak or absent are highly subcritical." @default.
- W2951496681 created "2019-06-27" @default.
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- W2951496681 date "2001-01-01" @default.
- W2951496681 modified "2023-10-18" @default.
- W2951496681 title "High energy phenomena in blazars" @default.
- W2951496681 doi "https://doi.org/10.1063/1.1419585" @default.
- W2951496681 hasPublicationYear "2001" @default.
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