activity
20052026
most citedThe Large Area Telescope on the Fermi Gamma-ray Space Telescope Mission

4.1k citations · 57.2k across the 393 of their papers we have counts for

collaborators
Showing 2011 · astro-ph.HEShow all

32 papers · 2 filters

astro-ph.HE2011★ 73 cited

Fermi Detection of γ-ray emission from the M2 Soft X-ray Flare on 2010 June 12

Fermi GBM Collaboration, Fermi LAT Collaboration, B. R. Dennis +2

The GOES M2-class solar flare, SOL2010-06-12T00:57, was modest in many respects yet exhibited remarkable acceleration of energetic particles. The flare produced an ~50 s impulsive…

astro-ph.HE2011★ 100 cited

Detection of very-high energy γ-ray emission from NGC 1275 by the MAGIC telescopes

MAGIC Collaboration, J. Aleksić, E. A. Alvarez +161

We report on the detection of very-high energy (VHE, E>100 GeV) gamma-ray emission from NGC 1275, the central radio galaxy of the Perseus cluster of galaxies. The source has been d…

astro-ph.HE2011★ 61 cited

The cosmic-ray and gas content of the Cygnus region as measured in gamma rays by the Fermi Large Area Telescope

the Fermi LAT Collaboration

The Cygnus region hosts a giant molecular-cloud complex which actively forms massive stars. Interactions of cosmic rays with interstellar gas and radiation fields make it shine at…

astro-ph.HE2011★ 18 cited

Detection of the gamma-ray binary LS I +61 303 in a low flux state at Very High Energy gamma-rays with the MAGIC Telescopes in 2009

MAGIC Collaboration, J. Aleksić, E. A. Alvarez +153

We present very high energy (VHE, E > 100 GeV) γ-ray observations of the γ-ray binary system LS I+61 303 obtained with the MAGIC stereo system between 2009 October and 2010 January…

astro-ph.HE2011★ 29 cited

Simultaneous multi-wavelength campaign on PKS 2005-489 in a high state

The H. E. S. S. Collaboration, the Fermi LAT Collaboration, : +345

The high-frequency peaked BL Lac object PKS 2005-489 was the target of a multi-wavelength campaign with simultaneous observations in the TeV gamma-ray (H.E.S.S.), GeV gamma-ray (Fe…

astro-ph.HE2011★ 1 cited

MAGIC contributions to the 32nd International Cosmic Ray Conference

MAGIC Collaboration, J. Aleksić, E. A. Alvarez +160

Compilation of the papers contributed by the MAGIC collaboration to the 32nd International Cosmic Ray Conference (ICRC 2011), which took place between August 11 and 18, 2011 in Bei…

astro-ph.HE2011★ 72 cited

Constraining Cosmic Rays and Magnetic Fields in the Perseus Galaxy Cluster with TeV observations by the MAGIC telescopes

MAGIC Collaboration, J. Aleksić, E. A. Alvarez +161

Galaxy clusters are being assembled today in the most energetic phase of hierarchical structure formation which manifests itself in powerful shocks that contribute to a substantial…

astro-ph.HE2011

MAGIC low energy observation of GRB090102 afterglow

A. Carosi, L. A. Antonelli, U. Barres de Almeida +11

Hints for a GeV component in the emission from GRBs are known since the EGRET observations during the '90s and they have been recently confirmed by the data of the Fermi satellite.…

astro-ph.HE2011★ 3 cited

MAGIC and Multi-Wavelength Observations of three HBLs in 2008

S. Rügamer, E. Angelakis, D. Bastieri +9

The high-frequency peaked blazars and known TeV emitters 1ES 1011+496, Mrk 180 and 1ES 2344+514 have been observed in the course of multi-wavelength campaigns in 2008, covering the…

astro-ph.HE2011★ 73 cited

Fermi Large Area Telescope Observations of the Supernova Remnant G8.7-0.1

LAT Collaboration

We present a detailed analysis of the GeV gamma-ray emission toward the supernova remnant (SNR) G8.7-0.1 with the Large Area Telescope (LAT) onboard the \emph{Fermi} Gamma-ray Spac…

astro-ph.HE2011★ 2 cited

MAGIC and Multi-Wavelength Observations of Mrk 180 and 1ES 2344+514 in 2008

S. Rügamer, E. Angelakis, D. Bastieri +14

Simultaneous multi-wavelength (MW) campaigns are the most promising approaches to investigate the still unrevealed nature of blazars, active galactic nuclei which are variable on a…

astro-ph.HE2011★ 104 cited

Phase-resolved energy spectra of the Crab Pulsar in the range of 50-400 GeV measured with the MAGIC Telescopes

MAGIC Collaboration, J. Aleksić, E. A. Alvarez +155

We use 73 h of stereoscopic data taken with the MAGIC telescopes to investigate the very high-energy (VHE) gamma-ray emission of the Crab pulsar. Our data show a highly significant…

astro-ph.HE2011★ 72 cited

Search for Gamma-ray Emission from X-ray Selected Seyfert Galaxies with Fermi-LAT

LAT Collaboration

We report on a systematic investigation of the gamma-ray properties of 120 hard X-ray-selected Seyfert galaxies classified as `radio-quiet' objects, utilizing the three-year accumu…

astro-ph.HE2011★ 595 cited

Measurement of separate cosmic-ray electron and positron spectra with the Fermi Large Area Telescope

The Fermi LAT Collaboration, M. Ackermann, M. Ajello +148

We measured separate cosmic-ray electron and positron spectra with the Fermi Large Area Telescope. Because the instrument does not have an onboard magnet, we distinguish the two sp…

astro-ph.HE2011★ 81 cited

Observations of the Crab pulsar between 25 GeV and 100 GeV with the MAGIC I telescope

MAGIC Collaboration, J. Aleksić, E. A. Alvarez +156

We report on the observation of -rays above 25\,GeV from the Crab pulsar (PSR B0532+21) using the MAGIC I telescope. Two data sets from observations during the winter period 200…

astro-ph.HE2011★ 566 cited

Constraining Dark Matter Models from a Combined Analysis of Milky Way Satellites with the Fermi Large Area Telescope

LAT Collaboration, M. Ackermann, M. Ajello +150

Satellite galaxies of the Milky Way are among the most promising targets for dark matter searches in gamma rays. We present a search for dark matter consisting of weakly interactin…

astro-ph.HE2011★ 1.3k cited

Fermi Large Area Telescope Second Source Catalog

LAT Collaboration

We present the second catalog of high-energy gamma-ray sources detected by the Large Area Telescope (LAT), the primary science instrument on the Fermi Gamma-ray Space Telescope (Fe…

astro-ph.HE2011★ 654 cited

The Second Catalog of Active Galactic Nuclei Detected by the Fermi Large Area Telescope

LAT Collaboration

The second catalog of active galactic nuclei (AGNs) detected by the Fermi Large Area Telescope (LAT) in two years of scientific operation is presented. The Second LAT AGN Catalog (…

astro-ph.HE2011★ 124 cited

A Statistical Approach to Recognizing Source Classes for Unassociated Sources in the First Fermi-LAT Catalog

LAT Collaboration

The Fermi Large Area Telescope First Source Catalog (1FGL) provided spatial, spectral, and temporal properties for a large number of gamma-ray sources using a uniform analysis meth…

astro-ph.HE2011★ 34 cited

Constraints on dark matter models from a Fermi LAT search for high-energy cosmic-ray electrons from the Sun

The Fermi LAT Collaboration

During its first year of data taking, the Large Area Telescope (LAT) onboard the Fermi Gamma-Ray Space Telescope has collected a large sample of high-energy cosmic-ray electrons an…

astro-ph.HE2011★ 356 cited

Fermi-LAT Observations of Markarian 421: the Missing Piece of its Spectral Energy Distribution

LAT collaboration, A. A. Abdo et al., the MAGIC collaboration +4

We report on the gamma-ray activity of the high-synchrotron-peaked BL Lacertae object Mrk 421 during the first 1.5 years of Fermi operation, from 2008 August 5 to 2010 March 12. We…

astro-ph.HE2011★ 75 cited

Mrk 421 active state in 2008: the MAGIC view, simultaneous multi-wavelength observations and SSC model constrained

J. Aleksic, E. A. Alvarez, L. A. Antonelli +150

Context: The blazar Markarian 421 is one of the brightest TeV gamma-ray sources of the northern sky. From December 2007 until June 2008 it was intensively observed in the very high…

astro-ph.HE2011★ 41 cited

Detection of High-Energy Gamma-Ray Emission during the X-ray flaring activity in GRB100728A

The Fermi Collaboration, L. Piro

We present the simultaneous Swift and Fermi observations of the bright GRB100728A and its afterglow. The early X-ray emission is dominated by a vigorous flaring activity continuing…

astro-ph.HE2011★ 132 cited

Fermi-LAT Observations of Two Gamma-Ray Emission Components from the Quiescent Sun

A. A. Abdo

We report the detection of high-energy gamma rays from the quiescent Sun with the Large Area Telescope (LAT) on board the Fermi Gamma-Ray Space Telescope (Fermi) during the first 1…