A cocoon of freshly accelerated cosmic rays detected by Fermi in the Cygnus superbubble

The origin of Galactic cosmic rays is a century-long puzzle. Indirect evidence points to their acceleration by supernova shockwaves, but we know little of their escape from the shock and their evolution through the turbulent medium surrounding massive stars. Gamma rays can probe their spreading thro...

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Veröffentlicht in:	Science (American Association for the Advancement of Science) Jg. 334; H. 6059; S. 1103
Hauptverfasser:	Ackermann, M, Ajello, M, Allafort, A, Baldini, L, Ballet, J, Barbiellini, G, Bastieri, D, Belfiore, A, Bellazzini, R, Berenji, B, Blandford, R D, Bloom, E D, Bonamente, E, Borgland, A W, Bottacini, E, Brigida, M, Bruel, P, Buehler, R, Buson, S, Caliandro, G A, Cameron, R A, Caraveo, P A, Casandjian, J M, Cecchi, C, Chekhtman, A, Cheung, C C, Chiang, J, Ciprini, S, Claus, R, Cohen-Tanugi, J, de Angelis, A, de Palma, F, Dermer, C D, do Couto E Silva, E, Drell, P S, Dumora, D, Favuzzi, C, Fegan, S J, Focke, W B, Fortin, P, Fukazawa, Y, Fusco, P, Gargano, F, Germani, S, Giglietto, N, Giordano, F, Giroletti, M, Glanzman, T, Godfrey, G, Grenier, I A, Guillemot, L, Guiriec, S, Hadasch, D, Hanabata, Y, Harding, A K, Hayashida, M, Hayashi, K, Hays, E, Jóhannesson, G, Johnson, A S, Kamae, T, Katagiri, H, Kataoka, J, Kerr, M, Knödlseder, J, Kuss, M, Lande, J, Latronico, L, Lee, S-H, Longo, F, Loparco, F, Lott, B, Lovellette, M N, Lubrano, P, Martin, P, Mazziotta, M N, McEnery, J E, Mehault, J, Michelson, P F, Mitthumsiri, W, Mizuno, T, Monte, C, Monzani, M E, Morselli, A, Moskalenko, I V, Murgia, S, Naumann-Godo, M, Nolan, P L, Norris, J P, Nuss, E, Ohsugi, T, Okumura, A, Orlando, E, Ormes, J F, Ozaki, M, Paneque, D, Parent, D, Pesce-Rollins, M, Pierbattista, M, Piron, F
Format:	Journal Article
Sprache:	Englisch
Veröffentlicht:	United States 25.11.2011
ISSN:	1095-9203, 1095-9203
Online-Zugang:	Weitere Angaben
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