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Related papers: Gamma-ray pulsars with Fermi

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The Fermi Large Area Telescope (LAT) data have confirmed the pulsed emission from all six high-confidence gamma-ray pulsars previously known from the EGRET observations. We report results obtained from the analysis of 13 months of LAT data…

High Energy Astrophysical Phenomena · Physics 2015-05-19 Fermi LAT Collaboration , A. A. Abdo

The launch of the Fermi satellite in 2008, with its Large Area Telescope (LAT) on board, has opened a new era for the study of gamma-ray sources at GeV ($10^9$ eV) energies. Similarly, the commissioning of the third generation of imaging…

Instrumentation and Methods for Astrophysics · Physics 2023-11-07 Denys Malyshev , Lars Mohrmann

Observations by Fermi LAT enabled us to explore the population of non-recycled gamma-ray pulsars with the set of 89 objects. It was recently noted that there are apparent differences in properties of radio-quiet and radio-loud subsets. In…

High Energy Astrophysical Phenomena · Physics 2017-01-17 E. V. Sokolova , G. I. Rubtsov

The Large Area Telescope (LAT) onboard the Fermi satellite opened a new era for pulsar astronomy, detecting gamma-ray pulsations from more than 60 pulsars, ~40% of which are not seen at radio wavelengths. One of the most interesting sources…

High Energy Astrophysical Phenomena · Physics 2015-05-27 A. De Luca , M. Marelli , R. P. Mignani , P. A. Caraveo , W. Hummel , S. Collins , A. Shearer , P. M. Saz Parkinson , A. Belfiore , G. F. Bignami

The Fermi Large Area Telescope (LAT) has revealed a mysterious extended excess of GeV gamma-ray emission around the Galactic Center, which can potentially be explained by unresolved emission from a population of pulsars, particularly…

The Fermi Large Area Telescope (LAT) has revolutionized high-energy (HE) astronomy, and is making enormous contributions particularly to gamma-ray pulsar science. As a result of the many new pulsar discoveries, the gamma-ray pulsar…

High Energy Astrophysical Phenomena · Physics 2011-12-15 C. Venter , T. J. Johnson , A. K. Harding

The Fermi Gamma-ray Space Telescope, as an all-sky survey and monitoring mission, is producing daily/weekly sampled gamma-ray light curves for dozens of blazars and other high-energy sources. Highlights on MeV-GeV gamma-ray variability…

High Energy Astrophysical Phenomena · Physics 2011-12-13 Stefano Ciprini

The Large Area Telescope on the Fermi gamma-ray Space Telescope (FGST, ex-GLAST) provides unprecedented sensitivity for all-sky monitoring of gamma-ray activity. It is an adequate telescope to detect transient sources, since the observatory…

High Energy Astrophysical Phenomena · Physics 2010-08-25 Sylvain Chaty

Following its launch in June 2008, the Fermi Gamma-ray Space Telescope (Fermi) began a sky survey in August. The Large Area Telescope (LAT) on Fermi in 3 months produced a deeper and better-resolved map of the gamma-ray sky than any…

High Energy Astrophysical Phenomena · Physics 2009-07-06 A. A. Abdo

We present a catalog of gamma-ray sources at energies above 10 GeV based on data from the Large Area Telescope (LAT) accumulated during the first 3 years of the Fermi Gamma-ray Space Telescope mission. This catalog complements the Second…

High Energy Astrophysical Phenomena · Physics 2013-04-16 David Paneque , Jean Ballet , Toby Burnett , Seth Digel , Pascal Fortin , Juergen Knoedlseder

Forty six gamma-ray pulsars were reported in the First Fermi Large Area Telescope (LAT) Catalog of Gamma-ray Pulsars. Over forty more have been seen since then. A simple but effective figure-of-merit for gamma-detectability is…

High Energy Astrophysical Phenomena · Physics 2019-08-14 X. Hou , D. Dumora , M. Lemoine-Goumard , M. -H. Grondin , D. A. Smith

Some pulsars have their maximum observable energy output in the gamma-ray band, offering the possibility of using these high-energy photons as probes of the particle acceleration and interaction processes in pulsar magnetospheres. After an…

Astrophysics · Physics 2009-06-23 D. J. Thompson

Pulsars play a crucial astrophysical role as the highly energetic compact radio, X-ray, and gamma-ray sources. Our previous works show that the radio pulsars found as the pulsing gamma sources by the Large Area Telescope (LAT) on the board…

High Energy Astrophysical Phenomena · Physics 2018-08-29 I. F. Malov , M. A. Timirkeeva

Very high-energy (VHE; E > 100 GeV) gamma-rays have been detected from a wide range of astronomical objects, such as SNRs, pulsars and pulsar wind nebulae, AGN, gamma-ray binaries, molecular clouds, and possibly star-forming regions as…

High Energy Astrophysical Phenomena · Physics 2010-01-19 P. H. Thomas Tam , Stefan Wagner , Omar Tibolla , Ryan Chaves

We report the discovery of eight gamma-ray pulsars in blind frequency searches using the LAT, onboard the Fermi Gamma-ray Space Telescope. Five of the eight pulsars are young (tau_c<100 kyr), energetic (Edot>10^36 erg/s), and located within…

Over thirteen times more gamma-ray pulsars have now been studied with the Large Area Telescope on NASA's Fermi satellite than the ten seen with the Compton Gamma-Ray Observatory in the nineteen-nineties. The large sample is diverse,…

High Energy Astrophysical Phenomena · Physics 2015-06-17 Xian Hou , David A. Smith , Thierry Reposeur , Romain Rousseau

We are starting a project to find $\gamma$-ray millisecond pulsars (MSPs) among the unidentified sources detected by the Large Area Telescope (LAT) onboard the {Fermi Gamma-Ray Space Telescope (Fermi)}, by radio observations. The selection…

High Energy Astrophysical Phenomena · Physics 2019-03-04 Xuejie Dai , Zhongxiang Wang , Jithesh Vadakkumthani

During its first six years of operation, the Fermi Large Area Telescope (LAT) has detected >30 MeV gamma-ray emission from more than 40 solar flares, nearly a factor of 10 more than those detected by EGRET. These include detections of…

High Energy Astrophysical Phenomena · Physics 2019-08-14 N. Omodei , V. Petrosian , W. Liu , F. Rubio da Costa , Q. Chen , M. Pesce-Rollins , E. Grove , F. Longo

The Fermi Large Area Telescope (LAT) provides advantages for radio pulsar searches by enabling efficient target selection. We can confidently point radio telescopes to the positions of Fermi unidentified gamma-ray sources that have a high…

The \emph{Fermi} Large Area Telescope (LAT) discovered a new gamma-ray source near the Galactic plane, \object{Fermi J0109+6134}, when it flared brightly in 2010 February. The low Galactic latitude (b =-1.2\degr) indicated that the source…