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Fermi large area telescope search for photon lines from 30 to 200 GeV and dark matter implications

  • A. A. Abdo
  • , M. Ackermann
  • , M. Ajello
  • , W. B. Atwood
  • , L. Baldini
  • , J. Ballet
  • , G. Barbiellini
  • , D. Bastieri
  • , K. Bechtol
  • , R. Bellazzini
  • , B. Berenji
  • , E. D. Bloom
  • , E. Bonamente
  • , A. W. Borgland
  • , A. Bouvier
  • , J. Bregeon
  • , A. Brez
  • , M. Brigida
  • , P. Bruel
  • , T. H. Burnett
  • S. Buson, G. A. Caliandro, R. A. Cameron, P. A. Caraveo, S. Carrigan, J. M. Casandjian, C. Cecchi, Ö Çelik, A. Chekhtman, J. Chiang, S. Ciprini, R. Claus, J. Cohen-Tanugi, J. Conrad, C. D. Dermer, A. De Angelis, F. De Palma, S. W. Digel, E. Do Couto E Silva, P. S. Drell, A. Drlica-Wagner, R. Dubois, D. Dumora, Y. Edmonds, R. Essig, C. Farnier, C. Favuzzi, S. J. Fegan, W. B. Focke, P. Fortin, M. Frailis, Y. Fukazawa, S. Funk, P. Fusco, F. Gargano, D. Gasparrini, N. Gehrels, S. Germani, N. Giglietto, F. Giordano, T. Glanzman, G. Godfrey, I. A. Grenier, J. E. Grove, L. Guillemot, S. Guiriec, M. Gustafsson, D. Hadasch, A. K. Harding, D. Horan, R. E. Hughes, M. S. Jackson, G. Jóhannesson, A. S. Johnson, R. P. Johnson, W. N. Johnson, T. Kamae, H. Katagiri, J. Kataoka, N. Kawai, M. Kerr, J. Knödlseder, M. Kuss, J. Lande, L. Latronico, M. Llena Garde, F. Longo, F. Loparco, B. Lott, M. N. Lovellette, P. Lubrano, A. Makeev, M. N. Mazziotta, J. E. McEnery, C. Meurer, P. F. Michelson, W. Mitthumsiri, T. Mizuno, A. A. Moiseev, C. Monte, M. E. Monzani, A. Morselli, I. V. Moskalenko, S. Murgia, P. L. Nolan, J. P. Norris, E. Nuss, T. Ohsugi, N. Omodei, E. Orlando, J. F. Ormes, M. Ozaki, D. Paneque, J. H. Panetta, D. Parent, V. Pelassa, M. Pepe, M. Pesce-Rollins, F. Piron, S. Rainò, R. Rando, M. Razzano, A. Reimer, O. Reimer, T. Reposeur, J. Ripken, S. Ritz, A. Y. Rodriguez, M. Roth, H. F.W. Sadrozinski, A. Sander, P. M.Saz Parkinson, J. D. Scargle, T. L. Schalk, A. Sellerholm, C. Sgrò, E. J. Siskind, D. A. Smith, P. D. Smith, G. Spandre, P. Spinelli, J. L. Starck, M. S. Strickman, D. J. Suson, H. Tajima, H. Takahashi, T. Tanaka, J. B. Thayer, J. G. Thayer, L. Tibaldo, D. F. Torres, Y. Uchiyama, T. L. Usher, V. Vasileiou, N. Vilchez, V. Vitale, A. P. Waite, P. Wang, B. L. Winer, K. S. Wood, T. Ylinen, M. Ziegler
  • Naval Research Laboratory
  • National Research Council
  • Kavli Institute for Particle Astrophysics and Cosmology
  • University of California at Santa Cruz
  • Istituto Nazionale di Fisica Nucleare, Sezione di Pisa
  • Universite Paris-Saclay
  • INFN Sezione di Trieste
  • University of Trieste
  • INFN
  • University of Padova
  • INFN Sezione di Perugia
  • University of Perugia
  • Politecnico di Bari
  • INFN Sezione di Bari
  • University of Washington
  • University of São Paulo
  • INAF Istituto di Astrofisica Spaziale e Fisica Cosmica, Milan
  • NASA Goddard Space Flight Center
  • Biochemical and Environmental Engineering
  • George Mason University
  • Laboratoire Univers et Particules de Montpellier
  • Stockholm University
  • Oskar Klein Centre
  • and Physics University of Udine
  • Univ. Bordeaux
  • Université Paris-Sud
  • Ip Paris
  • Hiroshima University
  • Science and Research Directorate
  • Pennsylvania State University
  • University of Maryland
  • Max-Planck-Institut für Radioastronomie
  • Center for Space Plasma and Aeronomic Research
  • Pompeu Fabra University (UPF)
  • The Ohio State University
  • KTH Royal Institute of Technology
  • Waseda University
  • Tokyo Institute of Technology
  • RIKEN (The Institute of Physical and Chemical Research)
  • CNRS
  • Sezione di Roma
  • University of Denver
  • Max Planck Institut für Extraterrestrische Physik
  • ISAS/JAXA
  • Medical University of Innsbruck
  • NASA Ames Research Center
  • NYCB Real-Time Computing Inc.
  • Purdue University Northwest
  • University of Rome “Tor Vergata”
  • University of Kalmar

Résultats de recherche: Contribution à un journalArticleRevue par des pairs

Résumé

Dark matter (DM) particle annihilation or decay can produce monochromatic γ rays readily distinguishable from astrophysical sources. γ-ray line limits from 30 to 200 GeV obtained from 11 months of Fermi Large Area Space Telescope data from 20-300 GeV are presented using a selection based on requirements for a γ-ray line analysis, and integrated over most of the sky. We obtain γ-ray line flux upper limits in the range 0.6-4.5×10-9cm-2s-1, and give corresponding DM annihilation cross-section and decay lifetime limits. Theoretical implications are briefly discussed.

langue originaleAnglais
Numéro d'article091302
journalPhysical Review Letters
Volume104
Numéro de publication9
Les DOIs
étatPublié - 5 mars 2010

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