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Radio-loud narrow-line Seyfert 1 as a new class of gamma-ray active galactic nuclei

  • A. A. Abdo
  • , M. Ackermann
  • , M. Ajello
  • , L. Baldini
  • , J. Ballet
  • , G. Barbiellini
  • , D. Bastieri
  • , K. Bechtol
  • , R. Bellazzini
  • , B. Berenji
  • , E. D. Bloom
  • , E. Bonamente
  • , A. W. Borgland
  • , J. Bregeon
  • , A. Brez
  • , M. Brigida
  • , P. Bruel
  • , T. H. Burnett
  • , G. A. Caliandro
  • , R. A. Cameron
  • P. A. Caraveo, J. M. Casandjian, C. Cecchi, Ö Çelik, A. Chekhtman, C. C. Cheung, J. Chiang, S. Ciprini, R. Claus, J. Cohen-Tanugi, J. Conrad, S. Cutini, C. D. Dermer, F. De Palma, E. Do Couto E Silva, P. S. Drell, R. Dubois, D. Dumora, C. Farnier, C. Favuzzi, S. J. Fegan, W. B. Focke, L. Foschini, M. Frailis, Y. Fukazawa, P. Fusco, F. Gargano, N. Gehrels, S. Germani, B. Giebels, N. Giglietto, F. Giordano, M. Giroletti, T. Glanzman, G. Godfrey, I. A. Grenier, J. E. Grove, L. Guillemot, S. Guiriec, M. Hayashida, E. Hays, D. Horan, R. E. Hughes, G. Jóhannesson, A. S. Johnson, W. N. Johnson, M. Kadler, T. Kamae, H. Katagiri, J. Kataoka, M. Kerr, J. Knödlseder, M. Kuss, J. Lande, L. Latronico, F. Longo, F. Loparco, B. Lott, M. N. Lovellette, P. Lubrano, A. Makeev, M. N. Mazziotta, W. McConville, J. E. McEnery, C. Meurer, P. F. Michelson, W. Mitthumsiri, T. Mizuno, 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, V. Pelassa, M. Pepe, M. Persic, M. Pesce-Rollins, F. Piron, T. A. Porter, S. Rainò, R. Rando, M. Razzano, L. S. Rochester, A. Y. Rodriguez, F. Ryde, H. F.W. Sadrozinski, R. Sambruna, A. Sander, P. M. Saz Parkinson, J. D. Scargle, C. Sgrò, P. D. Smith, G. Spandre, P. Spinelli, M. S. Strickman, D. J. Suson, G. Tagliaferri, H. Takahashi, T. Takahashi, T. Tanaka, J. B. Thayer, J. G. Thayer, D. J. Thompson, L. Tibaldo, O. Tibolla, D. F. Torres, G. Tosti, A. Tramacere, 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, G. Ghisellini, L. Maraschi, F. Tavecchio
  • Naval Research Laboratory
  • National Research Council
  • Stanford University
  • 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
  • Science and Research Directorate
  • Univ. Bordeaux
  • UMR 5797
  • INAF
  • and Physics University of Udine
  • Hiroshima University
  • Pennsylvania State University
  • University of Maryland, College Park
  • Ip Paris
  • INAF Istituto di Astrofisica Spaziale e Fisica Cosmica, Bologna
  • Max-Planck-Institut für Radioastronomie
  • Center for Space Plasma and Aeronomic Research
  • The Ohio State University
  • Dr. Remeis-Sternwarte Bamberg
  • Friedrich-Alexander University (FAU) Erlangen-Nürnberg and Universitätsklinikum Erlangen
  • Universities Space Research Association
  • Waseda University
  • CNRS
  • Sezione di Roma
  • University of Denver
  • Max Planck Institut für Extraterrestrische Physik
  • INAF-Trieste
  • University of California at Santa Cruz
  • KTH Royal Institute of Technology
  • NASA Ames Research Center
  • Purdue University Northwest
  • ISAS/JAXA
  • Max-Planck-Institut für Kernphysik
  • Pompeu Fabra University (UPF)
  • Consorzio Interuniversitario per la Fisica Spaziale (CIFS)
  • University of Rome “Tor Vergata”
  • University of Kalmar

Résultats de recherche: Contribution à un journalArticleRevue par des pairs

Résumé

We report the discovery with Fermi/LAT of γ-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 = 0.24). In addition to PMN J0948+0022 (z = 0.585), the first source of this type to be detected in γ rays, they may form an emerging new class of γ-ray active galactic nuclei (AGNs). These findings can have strong implications on our knowledge about relativistic jets and the unified model of the AGN.

langue originaleAnglais
Pages (de - à)L142-L147
journalAstrophysical Journal
Volume707
Numéro de publication2 PART 2
Les DOIs
étatPublié - 1 janv. 2009

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