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Jeffrey D. Scargle

Researcher at Ames Research Center

Publications -  298
Citations -  44801

Jeffrey D. Scargle is an academic researcher from Ames Research Center. The author has contributed to research in topics: Fermi Gamma-ray Space Telescope & Blazar. The author has an hindex of 92, co-authored 293 publications receiving 41963 citations. Previous affiliations of Jeffrey D. Scargle include ETH Zurich.

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The radio/gamma-ray connection in Active Galactic Nuclei in the era of the Fermi Large Area Telescope

Markus Ackermann, +145 more
TL;DR: In this paper, a detailed statistical analysis of the correlation between radio and gamma-ray emission of the Active Galactic Nuclei (AGN) detected by Fermi during its first year of operation, with the largest datasets ever used for this purpose, is presented.
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PKS 1502+106: A New and Distant Gamma-ray Blazar in Outburst Discovered by the Fermi Large Area Telescope

A. A. Abdo, +243 more
TL;DR: The Fermi Gamma-ray Space Telescope (LAT) detected a high-energy (E > 100 MeV) gamma-ray outburst from a source identified with the blazar PKS 1502+106 (OR 103, S3 1502 +10, z=1.839) starting on August 5, 2008 and followed by bright and variable flux over the next few months as discussed by the authors.
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Activity in the Crab Nebula

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Detection of signature consistent with cosmological time dilation in gamma-ray bursts

TL;DR: In this paper, the authors used three tests to compare the timescales of bright and dim bursts, the latter, on average, being more distant than the former, and found that the total rescaled count above background for the dim burst ensemble is approximately twice that for the brightest bursts-translating into longer durations for the Dim bursts.
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Threshold for Extended Emission in Short Gamma-ray Bursts

TL;DR: In this article, the authors measured the EE component and showed that it is present in one-quarter of a Swift/BAT sample of 51 short bursts, as was found for the Compton/BATSE sample.