output
19922026
most citedObservation of Gravitational Waves from a Binary Black Hole Merger

14.2k citations

Showing 2009 · astro-ph.HEShow all

49 papers · 2 filters

astro-ph.HE2009★ 285 cited

Identification and properties of the photospheric emission in GRB090902B

F. Ryde, M. Axelsson, B. B. Zhang +19

The Fermi Gamma-ray Space Telescope observed the bright and long GRB090902B, lying at a redshift of z = 1.822. Together the Large Area Telescope (LAT) and the Gamma-ray Burst Monit…

astro-ph.HE2009★ 6 cited

The High Energy Cosmic Ray Electron Spectrum measured by Fermi Gamma-Ray Space Telescope: some possible interpretations

Giuseppe Di Bernardo, Daniele Gaggero, Dario Grasso

The Fermi Large Area Telescope (LAT) has provided the measurement of the high energy cosmic ray electrons plus positrons (CRE) spectrum with unprecedented accuracy form 20 GeV to 1…

astro-ph.HE2009★ 205 cited

Fermi observations of Cassiopeia and Cepheus: diffuse gamma-ray emission in the outer Galaxy

LAT collaboration

We present the analysis of the interstellar gamma-ray emission measured by the Fermi Large Area Telescope toward a region in the second Galactic quadrant at 100 deg < l < 145 deg a…

astro-ph.HE2009★ 76 cited

Fermi Large Area Telescope Observations of the Cosmic-Ray Induced gamma-ray Emission of the Earth's Atmosphere

LAT collaboration

We report on measurements of the cosmic-ray induced gamma-ray emission of Earth's atmosphere by the Large Area Telescope onboard the Fermi Gamma-ray Space Telescope. The LAT has ob…

astro-ph.HE2009★ 171 cited

Fermi Large Area Telescope Measurements of the Diffuse Gamma-Ray Emission at Intermediate Galactic Latitudes

LAT Collaboration

The diffuse Galactic gamma-ray emission is produced by cosmic rays (CRs) interacting with the interstellar gas and radiation field. Measurements by the Energetic Gamma-Ray Experime…

astro-ph.HE2009★ 216 cited

Detection of Gamma-Ray Emission from the Starburst Galaxies M82 and NGC 253 with the Large Area Telescope on Fermi

Fermi LAT Collaboration, A. A. Abdo

We report the detection of high-energy gamma-ray emission from two starburst galaxies using data obtained with the Large Area Telescope on board the Fermi Gamma-ray Space Telescope…

astro-ph.HE2009★ 49 cited

Fermi Observations of the Very Hard Gamma-ray Blazar PG 1553+113

LAT Collaboration

We report the observations of PG 1553+113 during the first ~200 days of Fermi Gamma-ray Space Telescope science operations, from 4 August 2008 to 22 February 2009 (MJD 54682.7-5488…

astro-ph.HE2009★ 332 cited

Radio-Loud Narrow-Line Seyfert 1 as a New Class of Gamma-Ray AGN

LAT Collaboration, G. Ghisellini, L. Maraschi +1

We report the discovery with Fermi/LAT of gamma-ray emission from three radio-loud narrow-line Seyfert 1 galaxies: PKS 1502+036 (z=0.409), 1H 0323+342 (z=0.061) and PKS 2004-447 (z…

astro-ph.HE2009★ 279 cited

Fermi Large Area Telescope Observations of the Crab Pulsar and Nebula

The Fermi LAT collaboration, the Fermi Pulsar Timing Consortium, : +1

We report on gamma-ray observations of the Crab Pulsar and Nebula using 8 months of survey data with the Fermi Large Area Telescope (LAT). The high quality light curve obtained usi…

astro-ph.HE2009★ 21 cited

Simultaneous multi-frequency observation of the unknown redshift blazar PG 1553+113 in March-April 2008

MAGIC Collaboration, J. Aleksić, H. Anderhub +161

The blazar PG 1553+113 is a well known TeV gamma-ray emitter. In this paper, we determine its spectral energy distribution using simultaneous multi-frequency data in order to study…

astro-ph.HE2009★ 139 cited

Fermi LAT Observations of LS 5039

The Fermi LAT collaboration

The first results from observations of the high mass X-ray binary LS 5039 using the Fermi Gamma-ray Space Telescope data between 2008 August and 2009 June are presented. Our result…

astro-ph.HE2009★ 147 cited

Fermi observations of TeV-selected AGN

S. J. Fegan, D. Sanchez, Fermi LAT Collaboration +2

We report on observations of TeV-selected AGN made during the first 5.5 months of observations with the Large Area Telescope (LAT) on-board the Fermi Gamma-ray Space Telescope (Fer…

astro-ph.HE2009★ 448 cited

Fermi Observations of GRB 090902B: A Distinct Spectral Component in the Prompt and Delayed Emission

GBM collaboration, LAT Collaboration, The Swift Team

We report on the observation of the bright, long gamma-ray burst, GRB 090902B, by the Gamma-ray Burst Monitor (GBM) and Large Area Telescope (LAT) instruments on-board the Fermi ob…

astro-ph.HE2009★ 104 cited

Multiwavelength monitoring of the enigmatic Narrow-Line Seyfert 1 PMN J0948+0022 in March-July 2009

LAT Collaboration, E. Angelakis, C. Bailyn +39

Following the recent discovery of gamma rays from the radio-loud narrow-line Seyfert 1 galaxy PMN J0948+0022 (z=0.5846), we started a multiwavelength campaign from radio to gamma r…

astro-ph.HE2009★ 56 cited

Correlated X-ray and Very High Energy emission in the gamma-ray binary LS I +61 303

The MAGIC Collaboration, H. Anderhub, L. A. Antonelli +153

The discovery of very high energy (VHE) gamma-ray emitting X-ray binaries has triggered an intense effort to better understand the particle acceleration, absorption, and emission m…

astro-ph.HE2009★ 65 cited

Fermi observations of high-energy gamma-ray emission from GRB 080825C

LAT Collaboration

The Fermi Gamma-ray Space Telescope (FGST) has opened a new high-energy window in the study of Gamma-Ray Bursts (GRBs). Here we present a thorough analysis of GRB 080825C, which tr…

astro-ph.HE2009★ 198 cited

Fermi Large Area Telescope Gamma-Ray Detection of the Radio Galaxy M87

The Fermi LAT Collaboration, A. A. Abdo, D. E. Harris +2

We report the Fermi-LAT discovery of high-energy (MeV/GeV) gamma-ray emission positionally consistent with the center of the radio galaxy M87, at a source significance of over 10 s…

astro-ph.HE2009★ 52 cited

Fermi LAT detection of pulsed gamma-rays from the Vela-like pulsars PSR J1048-5832 and PSR J2229+6114

Fermi LAT collaboration, Fermi Pulsar Timing Consortium

We report the detection of gamma-ray pulsations (> 0.1 GeV) from PSR J2229+6114 and PSR J1048-5832, the latter having been detected as a low-significance pulsar by EGRET. Data in t…

astro-ph.HE2009★ 59 cited

Simultaneous Multiwavelength observation of Mkn 501 in a low state in 2006

The MAGIC Collaboration, H. Anderhub, R. Sato +4

We present results of the multiwavelength campaign on the TeV blazar Mkn 501 performed in 2006 July, including MAGIC for the VHE gamma-ray band and Suzaku for the X-ray band. A VHE…

astro-ph.HE2009★ 163 cited

Swift and Fermi observations of the early afterglow of the short Gamma-Ray Burst 090510

M. De Pasquale, P. Schady, N. P. M. Kuin +11

We present the observations of GRB090510 performed by the Fermi Gamma-Ray Space Telescope and the Swift observatory. This is a bright, short burst that shows an extended emission d…

astro-ph.HE2009★ 260 cited

Fermi-LAT Discovery of Extended Gamma-ray Emission in the Direction of Supernova Remnant W51C

Fermi LAT collaboration

The discovery of bright gamma-ray emission coincident with supernova remnant (SNR) W51C is reported using the Large Area Telescope (LAT) on board the Fermi Gamma-ray Space Telescop…

astro-ph.HE2009★ 463 cited

The First Fermi Large Area Telescope Catalog of Gamma-ray Pulsars

A. A. Abdo

The dramatic increase in the number of known gamma-ray pulsars since the launch of the Fermi Gamma-ray Space Telescope (formerly GLAST) offers the first opportunity to study a popu…

astro-ph.HE2009★ 121 cited

Unified interpretation of cosmic-ray nuclei and antiproton recent measurements

Giuseppe Di Bernardo, Carmelo Evoli, Daniele Gaggero +2

We use our numerical code, DRAGON, to study the implications of recent data on our knowledge of the propagation properties of cosmic ray nuclei in the Galaxy. We show that B/C (as…

astro-ph.HE2009★ 164 cited

Searches for gravitational waves from known pulsars with S5 LIGO data

The LIGO Scientific Collaboration, The Virgo Collaboration, B. P. Abbott +678

We present a search for gravitational waves from 116 known millisecond and young pulsars using data from the fifth science run of the LIGO detectors. For this search ephemerides ov…