Radio imaging of the very-high-energy gamma-ray emission region in the central engine of a radio galaxy.

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TítuloRadio imaging of the very-high-energy gamma-ray emission region in the central engine of a radio galaxy.
Publication TypeJournal Article
Year of Publication2009
AutoresAcciari, VA, Aliu, E, Arlen, T, Bautista, M, Beilicke, M, Benbow, W, Bradbury, SM, Buckley, JH, Bugaev, V, Butt, Y, Byrum, K, Cannon, A, Celik, O, Cesarini, A, Chow, YC, Ciupik, L, Cogan, P, Cui, W, Dickherber, R, Fegan, SJ, Finley, JP, Fortin, P, Fortson, L, Furniss, A, Gall, D, Gillanders, GH, Grube, J, Guenette, R, Gyuk, G, Hanna, D, Holder, J, Horan, D, Hui, CM, Humensky, TB, Imran, A, Kaaret, P, Karlsson, N, Kieda, D, Kildea, J, Konopelko, A, Krawczynski, H, Krennrich, F, Lang, MJ, LeBohec, S, Maier, G, McCann, A, McCutcheon, M, Millis, J, Moriarty, P, Ong, RA, Otte, AN, Pandel, D, Perkins, JS, Petry, D, Pohl, M, Quinn, J, Ragan, K, Reyes, LC, Reynolds, PT, Roache, E, Roache, E, Rose, HJ, Schroedter, M, Sembroski, GH, Smith, AW, Swordy, SP, Theiling, M, Toner, JA, Varlotta, A, Vincent, S, Wakely, SP, Ward, JE, Weekes, TC, Weinstein, A, Williams, DA, Wissel, S, Wood, M, Walker, RC, Davies, F, Hardee, PE, Junor, W, Ly, C, Aharonian, F, Akhperjanian, AG, Anton, G, U de Almeida, B, Bazer-Bachi, AR, Becherini, Y, Behera, B, Bernlöhr, K, Bochow, A, Boisson, C, Bolmont, J, Borrel, V, Brucker, J, Brun, F, Brun, P, Bühler, R, Bulik, T, Büsching, I, Boutelier, T, Chadwick, PM, Charbonnier, A, Chaves, RCG, Cheesebrough, A, Chounet, L-M, Clapson, AC, Coignet, G, Dalton, M, Daniel, MK, Davids, ID, Degrange, B, Deil, C, Dickinson, HJ, Djannati-Ataï, A, Domainko, W, Drury, LO'C, Dubois, F, Dubus, G, Dyks, J, Dyrda, M, Egberts, K, Emmanoulopoulos, D, Espigat, P, Farnier, C, Feinstein, F, Fiasson, A, Förster, A, Fontaine, G, Füssling, M, Gabici, S, Gallant, YA, Gérard, L, Gerbig, D, Giebels, B, Glicenstein, JF, Glück, B, Goret, P, Göhring, D, Hauser, D, Hauser, M, Heinz, S, Heinzelmann, G, Henri, G, Hermann, G, Hinton, JA, Hoffmann, A, Hofmann, W, Holleran, M, Hoppe, S, Horns, D, Jacholkowska, A, de Jager, OC, Jahn, C, Jung, I, Katarzyński, K, Katz, U, Kaufmann, S, Kendziorra, E, Kerschhaggl, M, Khangulyan, D, Khélifi, B, Keogh, D, Kluźniak, W, Kneiske, T, Komin, N, Kosack, K, Lamanna, G, Lenain, J-P, Lohse, T, Marandon, V, Martin, JM, Martineau-Huynh, O, Marcowith, A, Maurin, D, McComb, TJL, Medina, MC, Moderski, R, Moulin, E, Naumann-Godo, M, de Naurois, M, Nedbal, D, Nekrassov, D, Nicholas, B, Niemiec, J, Nolan, SJ, Ohm, S, Olive, J-F, E Wilhelmi, deOña, Orford, KJ, Ostrowski, M, Panter, M, M Arribas, P, Pedaletti, G, Pelletier, G, Petrucci, P-O, Pita, S, Pühlhofer, G, Punch, M, Quirrenbach, A, Raubenheimer, BC, Raue, M, Rayner, SM, Renaud, M, Rieger, F, Ripken, J, Rob, L, Rosier-Lees, S, Rowell, G, Rudak, B, Rulten, CB, Ruppel, J, Sahakian, V, Santangelo, A, Schlickeiser, R, Schöck, FM, Schröder, R, Schwanke, U, Schwarzburg, S, Schwemmer, S, Shalchi, A, Sikora, M, Skilton, JL, Sol, H, Spangler, D, Stawarz, Ł, Steenkamp, R, Stegmann, C, Stinzing, F, Superina, G, Szostek, A, Tam, PH, Tavernet, J-P, Terrier, R, Tibolla, O, Tluczykont, M, van Eldik, C, Vasileiadis, G, Venter, C, Venter, L, Vialle, JP, Vincent, P, Vivier, M, Völk, HJ, Volpe, F, Wagner, SJ, Ward, M, Zdziarski, AA, Zech, A, Anderhub, H, Antonelli, LA, Antoranz, P, Backes, M, Baixeras, C, Balestra, S, Barrio, JA, Bastieri, D, J González, B, Becker, JK, Bednarek, W, Berger, K, Bernardini, E, Biland, A, Bock, RK, Bonnoli, G, Bordas, P, D Tridon, B, Bosch-Ramon, V, Bose, D, Braun, I, Bretz, T, Britvitch, I, Camara, M, Carmona, E, Commichau, S, Contreras, JL, Cortina, J, Costado, MT, Covino, S, Curtef, V, Dazzi, F, De Angelis, A, E del Pozo, DCea, C Mendez, D, R Reyes, Dlos, De Lotto, B, De Maria, M, De Sabata, F, Dominguez, A, Dorner, D, Doro, M, Elsaesser, D, Errando, M, Ferenc, D, Fernández, E, Firpo, R, Fonseca, MV, Font, L, Galante, N, López, RJGarcía, Garczarczyk, M, Gaug, M, Goebel, F, Hadasch, D, Hayashida, M, Herrero, A, Hildebrand, D, Höhne-Mönch, D, Hose, J, Hsu, CC, Jogler, T, Kranich, D, La Barbera, A, Laille, A, Leonardo, E, Lindfors, E, Lombardi, S, Longo, F, López, M, Lorenz, E, Majumdar, P, Maneva, G, Mankuzhiyil, N, Mannheim, K, Maraschi, L, Mariotti, M, Martinez, M, Mazin, D, Meucci, M, Miranda, JM, Mirzoyan, R, Miyamoto, H, Moldón, J, Moles, M, Moralejo, A, Nieto, D, Nilsson, K, Ninkovic, J, Oya, I, Paoletti, R, Paredes, JM, Pasanen, M, Pascoli, D, Pauss, F, Pegna, RG, Perez-Torres, MA, Persic, M, Peruzzo, L, Prada, F, Prandini, E, Puchades, N, Reichardt, I, Rhode, W, Ribó, M, Rico, J, Rissi, M, Robert, A, Rügamer, S, Saggion, A, Saito, TY, Salvati, M, Sanchez-Conde, M, Satalecka, K, Scalzotto, V, Scapin, V, Schweizer, T, Shayduk, M, Shore, SN, Sidro, N, Sierpowska-Bartosik, A, Sillanpää, A, Sitarek, J, Sobczynska, D, Spanier, F, Stamerra, A, Stark, LS, Takalo, L, Tavecchio, F, Temnikov, P, Tescaro, D, Teshima, M, Torres, DF, Turini, N, Vankov, H, Wagner, RM, Zabalza, V, Zandanel, F, Zanin, R, Zapatero, J
Corporate AuthorsVERITAS Collaboration, VLBA 43 GHz M87 Monitoring Team, H.E.S.S. Collaboration, MAGIC Collaboration
JournalScience
Volume325
Issue5939
Pagination444-8
Date Published2009 Jul 24
ISSN1095-9203
Abstract

The accretion of matter onto a massive black hole is believed to feed the relativistic plasma jets found in many active galactic nuclei (AGN). Although some AGN accelerate particles to energies exceeding 10(12) electron volts and are bright sources of very-high-energy (VHE) gamma-ray emission, it is not yet known where the VHE emission originates. Here we report on radio and VHE observations of the radio galaxy Messier 87, revealing a period of extremely strong VHE gamma-ray flares accompanied by a strong increase of the radio flux from its nucleus. These results imply that charged particles are accelerated to very high energies in the immediate vicinity of the black hole.

DOI10.1126/science.1175406
Alternate JournalScience
PubMed ID19574351