Results 11 to 20 of about 483,738 (220)

Poisson denoising on the sphere: application to theFermigamma ray space telescope [PDF]

Astronomy and Astrophysics, 2010
The Large Area Telescope (LAT), the main instrument of the Fermi gamma-ray Space telescope, detects high energy gamma rays with energies from 20 MeV to more than 300 GeV.
Jérémy Schmitt, Jean‐Luc Starck, J. M. Casandjian, Jalal Fadili, I. A. Grenier   +4 more
semanticscholar   +11 more sources

Fermi Gamma-ray Space Telescope Observations of Gamma-ray Pulsars [PDF]

AIP Conference Proceedings, 2009
The Large Area Telescope on the recently launched Fermi Gamma‐ray Space Telescope (formerly GLAST), with its large field of view and effective area, combined with its excellent timing capabilities, is poised to revolutionize the field of gamma‐ray ...
P. M. Saz Parkinson, D. Bastieri, R. Rando   +2 more
semanticscholar   +7 more sources

Gamma rays, electrons and positrons up to 3 TeV with the Fermi Gamma-ray Space Telescope [PDF]

Journal of Physics: Conference Series, 2012
The Fermi Gamma-ray Space Telescope (formerly known as Gamma-ray Large Area Space Telescope, GLAST) was successfully launched on June 11 2008. Its main instrument is the Large Area Telescope (LAT), which detects gamma rays from 20 MeV to more than 300 ...
P. Bruel
semanticscholar   +8 more sources

Fermi Gamma-Ray Space Telescope [PDF]

Optical Engineering, 2012
. The Fermi Gamma-ray Space Telescope, launched in June 2008, is an observatory designed to survey the high-energy gamma-ray sky. The primary instrument, the Large Area Telescope (LAT), provides observations from 20 MeV to greater than 300 GeV.
Julie McEnery, P. F. Michelson, W. S. Pačiesas, S. Ritz   +3 more
semanticscholar   +5 more sources

EARLY FERMI GAMMA-RAY SPACE TELESCOPE OBSERVATIONS OF THE QUASAR 3C 454.3 [PDF]

The Astrophysical Journal, 2009
This is the first report of Fermi Gamma-Ray Space Telescope observations of the quasar 3C 454.3, which has been undergoing pronounced long-term outbursts since 2000. The data from the Large Area Telescope, covering 2008 July 7–October 6, indicate strong,
A. A. Abdo, M. Ackermann, M. Ajello, W. B. Atwood, M. Axelsson, L. Baldini, J. Ballet, G. Barbiellini, D. Bastieri, M. Battelino, B. M. Baughman, K. Bechtol, R. Bellazzini, B. Berenji, R. D. Blandford, E. D. Bloom, E. Bonamente, A. W. Borgland, A. Bouvier, J. Bregeon, A. Brez, M. Brigida, P. Bruel, T. H. Burnett, G. A. Caliandro, R. A. Cameron, P. A. Caraveo, J. M. Casandjian, E. Cavazzuti, C. Cecchi, E. Charles, S. Chaty, A. Chekhtman, C. C. Cheung, J. Chiang, S. Ciprini, R. Claus, J. Cohen-Tanugi, L. R. Cominsky, J. M. Conrad, L. Costamante, S. Cutini, C. D. Dermer, A. De Angelis, F. de Palma, S. W. Digel, E. do Couto e Silva, D. Donato, P. S. Drell, R. Dubois, D. Dumora, C. Farnier, C. Favuzzi, W. B. Focke, L. Foschini, M. Frailis, L. Fuhrmann, Y. Fukazawa, S. Funk, P. Fusco, F. Gargano, D. Gasparrini, N. Gehrels, S. Germani, B. Giebels, N. Giglietto, P. Giommi, F. Giordano, T. Glanzman, G. Godfrey, I. A. Grenier, M.-H. Grondin, J. E. Grove, L. Guillemot, S. Guiriec, Y. Hanabata, A. K. Harding, R. C. Hartman, M. Hayashida, E. Hays, R. E. Hughes, G. Jóhannesson, A. S. Johnson, R. P. Johnson, W. N. Johnson, T. Kamae, H. Katagiri, J. Kataoka, N. Kawai, M. Kerr, J. Knödlseder, M. Kocian, F. Kuehn, M. Kuss, L. Latronico, S.-H. Lee, M. Lemoine‐Goumard, F. Longo, F. Loparco, B. Lott   +99 more
semanticscholar   +19 more sources

Twelve Years of Education and Public Outreach with the Fermi Gamma-ray Space Telescope [PDF]

arXiv, 2013
During the past twelve years, NASA's Fermi Gamma-ray Space Telescope has supported a wide range of Education and Public Outreach (E/PO) activities, targeting K-14 students and the general public. The purpose of the Fermi E/PO program is to increase student and public understanding of the science of the high-energy Universe, through inspiring, engaging ...
Lynn Cominsky, K. M. McLin, A. Simonnet, Fermi Education   +3 more
arxiv   +5 more sources

FERMI GAMMA-RAY SPACE TELESCOPEOBSERVATIONS OF GAMMA-RAY OUTBURSTS FROM 3C 454.3 IN 2009 DECEMBER AND 2010 APRIL [PDF]

The Astrophysical Journal, 2010
The flat spectrum radio quasar 3C 454.3 underwent an extraordinary outburst in 2009 December when it became the brightest γ-ray source in the sky for over 1 week.
M. Ackermann, M. Ajello, L. Baldini, J. Ballet, G. Barbiellini, D. Bastieri, K. Bechtol, R. Bellazzini, B. Berenji, R. D. Blandford, E. Bonamente, A. W. Borgland, J. Bregeon, M. Brigida, P. Bruel, R. Buehler, T. H. Burnett, S. Buson, G. A. Caliandro, R. A. Cameron, P. A. Caraveo, S. Carrigan, J. M. Casandjian, E. Cavazzuti, C. Cecchi, Ö. Çelik, A. Chekhtman, C. C. Cheung, J. Chiang, S. Ciprini, R. Claus, J. Cohen-Tanugi, S. Corbel, S. Cutini, F. D’Ammando, C. D. Dermer, A. De Angelis, F. de Palma, S. W. Digel, E. do Couto e Silva, P. S. Drell, R. Dubois, D. Dumora, L. Escande, C. Favuzzi, S. Fegan, E. C. Ferrara, L. Fuhrmann, Y. Fukazawa, P. Fusco, F. Gargano, D. Gasparrini, N. Gehrels, S. Germani, B. Giebels, N. Giglietto, P. Giommi, F. Giordano, M. Giroletti, T. Glanzman, G. Godfrey, I. A. Grenier, J. E. Grove, S. Guiriec, D. Hadasch, M. Hayashida, E. Hays, G. Jóhannesson, A. S. Johnson, W. N. Johnson, T. Kamae, H. Katagiri, J. Kataoka, J. Knödlseder, M. Kuss, J. Landé, S. Larsson, L. Latronico, S.-H. Lee, M. Llena Garde, F. Longo, F. Loparco, B. Lott, P. Lubrano, G. M. Madejski, A. Makeev, N. Marchili, M. N. Mazziotta, J. E. McEnery, J. Méhault, P. F. Michelson, Tsunefumi Mizuno, C. Monte, M. E. Monzani, A. Morselli, I. V. Moskalenko, S. Murgia, Takeshi Nakamori, Krzysztof Nalewajko, M. Naumann-Godó   +99 more
semanticscholar   +14 more sources

Multichannel Poisson denoising and deconvolution on the sphere: application to theFermiGamma-ray Space Telescope [PDF]

Astronomy & Astrophysics, 2012
A multiscale representation-based denoising method for spherical data contaminated with Poisson noise, the multiscale variance stabilizing transform on the sphere (MS-VSTS), has been recently proposed.
Jérémy Schmitt, Jean‐Luc Starck, J. M. Casandjian, Jalal Fadili, I. A. Grenier   +4 more
semanticscholar   +9 more sources

Fundamental physics in space with the Fermi Gamma-ray Space Telescope [PDF]

Journal of Physics: Conference Series, 2011
Successfully launched in June 2008, the Fermi Gamma-ray Space Telescope, formerly named GLAST, has been observing the high-energy gamma-ray sky with unprecedented sensitivity for more than two years, opening a new window on a wide variety of exotic ...
L. Baldini
semanticscholar   +7 more sources

Interpretation and implications of the non-detection of GeV spectrum excess by theFermi Gamma-ray Space Telescopein most gamma-ray bursts [PDF]

Monthly Notices of the Royal Astronomical Society, 2009
Since the launch of the Fermi Gamma-ray Space Telescope on 2008 June 11, significant detections of high-energy emission have been reported only in six gamma-ray bursts (GRBs) until now.
Yi-Zhong Fan
semanticscholar   +8 more sources