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HESS upper limits on very high energy gamma-ray emission from the microquasar GRS 1915+105

Acero, F. (author)
Aharonian, F. (author)
Akhperjanian, A. G. (author)
show more...
Anton, G. (author)
de Almeida, U. Barres (author)
Bazer-Bachi, A. R. (author)
Becherini, Yvonne (author)
Behera, B. (author)
Bernloehr, K. (author)
Bochow, A. (author)
Boisson, C. (author)
Bolmont, J. (author)
Borrel, V. (author)
Brucker, J. (author)
Brun, F. (author)
Brun, P. (author)
Bulik, T. (author)
Buesching, I. (author)
Boutelier, T. (author)
Punch, M. (author)
Univ Paris Diderot, APC, AstroParticule & Cosmology, CNRS,IN2P3,CEA,Irfu, Observ Paris,Sorbonne Paris C, 10 Rue Alice Domon & Leonie Duquet, F-75205 Paris 13, France
Charbonnier, A. (author)
Chaves, R. C. G. (author)
Cheesebrough, A. (author)
Conrad, Jan (author)
Stockholms universitet,Fysikum
Chounet, L. -M (author)
Clapson, A. C. (author)
Coignet, G. (author)
Dalton, M. (author)
Daniel, M. K. (author)
Davids, I. D. (author)
Degrange, B. (author)
Deil, C. (author)
Dickinson, H. J. (author)
Djannati-Atai, A. (author)
Domainko, W. (author)
Drury, L. O 'C. (author)
Dubois, F. (author)
Dubus, G. (author)
Dyks, J. (author)
Dyrda, M. (author)
Egberts, K. (author)
Eger, P. (author)
Espigat, P. (author)
Fallon, L. (author)
Farnier, C. (author)
Fegan, S. (author)
Feinstein, F. (author)
Fiasson, A. (author)
Foerster, A. (author)
Fontaine, G. (author)
Fuessling, M. (author)
Gabici, S. (author)
Gallant, Y. A. (author)
Gerard, L. (author)
Gerbig, D. (author)
Giebels, B. (author)
Glicenstein, J. F. (author)
Glueck, B. (author)
Goret, P. (author)
Goering, D. (author)
Hauser, M. (author)
Heinz, S. (author)
Heinzelmann, G. (author)
Henri, G. (author)
Hermann, G. (author)
Hinton, J. A. (author)
Hoffmann, A. (author)
Hofmann, W. (author)
Hofverberg, P. (author)
Holleran, M. (author)
Hoppe, S. (author)
Horns, D. (author)
Jacholkowska, A. (author)
de Jager, O. C. (author)
Jahn, C. (author)
Jung, I. (author)
Katarzynski, K. (author)
Katz, U. (author)
Kaufmann, S. (author)
Kerschhaggl, M. (author)
Khangulyan, D. (author)
Khelifi, B. (author)
Keogh, D. (author)
Klochkov, D. (author)
Kluzniak, W. (author)
Kneiske, T. (author)
Komin, Nu. (author)
Kosack, K. (author)
Kossakowski, R. (author)
Lamanna, G. (author)
Lenain, J. -P (author)
Lohse, T. (author)
Marandon, V. (author)
Marcowith, A. (author)
Masbou, J. (author)
Maurin, D. (author)
McComb, T. J. L. (author)
Medina, M. C. (author)
Mehault, J. (author)
Moderski, R. (author)
Moulin, E. (author)
Naumann-Godo, M. (author)
de Naurois, M. (author)
Nedbal, D. (author)
Nekrassov, D. (author)
Nicholas, B. (author)
Niemiec, J. (author)
Nolan, S. J. (author)
Ohm, S. (author)
Olive, J-F (author)
Wilhelmi, E. de Ona (author)
Orford, K. J. (author)
Ostrowski, M. (author)
Panter, M. (author)
Arribas, M. Paz (author)
Pedaletti, G. (author)
Pelletier, G. (author)
Petrucci, P. -O (author)
Pita, S. (author)
Puehlhofer, G. (author)
Punch, M. (author)
Quirrenbach, A. (author)
Raubenheimer, B. C. (author)
Raue, M. (author)
Rayner, S. M. (author)
Reimer, O. (author)
Renaud, M. (author)
de los Reyes, R. (author)
Rieger, F. (author)
Ripken, Joachim (author)
Stockholms universitet,Fysikum
Rob, L. (author)
Rosier-Lees, S. (author)
Rowell, G. (author)
Rudak, B. (author)
Rulten, C. B. (author)
Ruppel, J. (author)
Ryde, Felix (author)
KTH,Partikel- och astropartikelfysik
Sahakian, V. (author)
Santangelo, A. (author)
Schlickeiser, R. (author)
Schoeck, F. M. (author)
Schoenwald, A. (author)
Schwanke, U. (author)
Schwarzburg, S. (author)
Schwemmer, S. (author)
Shalchi, A. (author)
Sushch, I. (author)
Sikora, M. (author)
Skilton, J. L. (author)
Sol, H. (author)
Stawarz, L. (author)
Steenkamp, R. (author)
Stegmann, C. (author)
Stinzing, F. (author)
Superina, G. (author)
Szostek, A. (author)
Tam, P. H. (author)
Tavernet, J. -P (author)
Terrier, R. (author)
Tibolla, O. (author)
Tluczykont, M. (author)
van Eldik, C. (author)
Vasileiadis, G. (author)
Venter, C. (author)
Venter, L. (author)
Vialle, J. P. (author)
Vincent, P. (author)
Vivier, M. (author)
Voelk, H. J. (author)
Volpe, F. (author)
Vorobiov, S. (author)
Wagner, S. J. (author)
Ward, M. (author)
Zdziarski, A. A. (author)
Zech, A. (author)
show less...
 (creator_code:org_t)
2009-11-04
2009
English.
In: Astronomy and Astrophysics. - : EDP Sciences. - 0004-6361 .- 1432-0746. ; 508:3, s. 1135-1140
  • Journal article (peer-reviewed)
Abstract Subject headings
Close  
  • Context. High energy particles reside in the relativistic jets of microquasars, making them possible sources of very high energy radiation (VHE, > 100 GeV). Detecting this emission would provide a new handle on jet physics. Aims. Observations of the microquasar GRS 1915+105 with the HESS telescope array were undertaken in 2004-2008 to search for VHE emission. Methods. Stereoscopic imaging of Cherenkov radiation from extensive air showers is used to reconstruct the energy and direction of the incident gamma rays. Results. There is no evidence for a VHE gamma-ray signal either from the direction of the microquasar or its vicinity. An upper limit of 6.1 x 10(-13) ph cm(-2) s(-1) (99.9% confidence level) is set on the photon flux above 410 GeV, equivalent to a VHE luminosity of similar to 10(34) erg s(-1) at 11 kpc. Conclusions. The VHE to X-ray luminosity ratio in GRS 1915+105 is at least four orders of magnitude lower than the ratio observed in gamma-ray binaries. The VHE radiative efficiency of the compact jet is less than 0.01% based on its estimated total power of 10(38) erg s(-1). Particle acceleration in GRS 1915+105 is not efficient at high energies and/or the magnetic field is too strong. It is also possible that VHE gamma-rays are produced by GRS 1915+105, but the emission is highly time-dependent.

Subject headings

NATURVETENSKAP  -- Fysik (hsv//swe)
NATURAL SCIENCES  -- Physical Sciences (hsv//eng)
NATURVETENSKAP  -- Fysik -- Astronomi, astrofysik och kosmologi (hsv//swe)
NATURAL SCIENCES  -- Physical Sciences -- Astronomy, Astrophysics and Cosmology (hsv//eng)

Keyword

X-rays: binaries
X-rays: individuals: GRS 1915+105
gamma rays: observations
Physics
Fysik
Astronomy and astrophysics
Astropartikelfysik

Publication and Content Type

ref (subject category)
art (subject category)

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By the author/editor
Acero, F.
Aharonian, F.
Akhperjanian, A. ...
Anton, G.
de Almeida, U. B ...
Bazer-Bachi, A. ...
show more...
Becherini, Yvonn ...
Behera, B.
Bernloehr, K.
Bochow, A.
Boisson, C.
Bolmont, J.
Borrel, V.
Brucker, J.
Brun, F.
Brun, P.
Bulik, T.
Buesching, I.
Boutelier, T.
Punch, M.
Charbonnier, A.
Chaves, R. C. G.
Cheesebrough, A.
Conrad, Jan
Chounet, L. -M
Clapson, A. C.
Coignet, G.
Dalton, M.
Daniel, M. K.
Davids, I. D.
Degrange, B.
Deil, C.
Dickinson, H. J.
Djannati-Atai, A ...
Domainko, W.
Drury, L. O 'C.
Dubois, F.
Dubus, G.
Dyks, J.
Dyrda, M.
Egberts, K.
Eger, P.
Espigat, P.
Fallon, L.
Farnier, C.
Fegan, S.
Feinstein, F.
Fiasson, A.
Foerster, A.
Fontaine, G.
Fuessling, M.
Gabici, S.
Gallant, Y. A.
Gerard, L.
Gerbig, D.
Giebels, B.
Glicenstein, J. ...
Glueck, B.
Goret, P.
Goering, D.
Hauser, M.
Heinz, S.
Heinzelmann, G.
Henri, G.
Hermann, G.
Hinton, J. A.
Hoffmann, A.
Hofmann, W.
Hofverberg, P.
Holleran, M.
Hoppe, S.
Horns, D.
Jacholkowska, A.
de Jager, O. C.
Jahn, C.
Jung, I.
Katarzynski, K.
Katz, U.
Kaufmann, S.
Kerschhaggl, M.
Khangulyan, D.
Khelifi, B.
Keogh, D.
Klochkov, D.
Kluzniak, W.
Kneiske, T.
Komin, Nu.
Kosack, K.
Kossakowski, R.
Lamanna, G.
Lenain, J. -P
Lohse, T.
Marandon, V.
Marcowith, A.
Masbou, J.
Maurin, D.
McComb, T. J. L.
Medina, M. C.
Mehault, J.
Moderski, R.
Moulin, E.
Naumann-Godo, M.
de Naurois, M.
Nedbal, D.
Nekrassov, D.
Nicholas, B.
Niemiec, J.
Nolan, S. J.
Ohm, S.
Olive, J-F
Wilhelmi, E. de ...
Orford, K. J.
Ostrowski, M.
Panter, M.
Arribas, M. Paz
Pedaletti, G.
Pelletier, G.
Petrucci, P. -O
Pita, S.
Puehlhofer, G.
Quirrenbach, A.
Raubenheimer, B. ...
Raue, M.
Rayner, S. M.
Reimer, O.
Renaud, M.
de los Reyes, R.
Rieger, F.
Ripken, Joachim
Rob, L.
Rosier-Lees, S.
Rowell, G.
Rudak, B.
Rulten, C. B.
Ruppel, J.
Ryde, Felix
Sahakian, V.
Santangelo, A.
Schlickeiser, R.
Schoeck, F. M.
Schoenwald, A.
Schwanke, U.
Schwarzburg, S.
Schwemmer, S.
Shalchi, A.
Sushch, I.
Sikora, M.
Skilton, J. L.
Sol, H.
Stawarz, L.
Steenkamp, R.
Stegmann, C.
Stinzing, F.
Superina, G.
Szostek, A.
Tam, P. H.
Tavernet, J. -P
Terrier, R.
Tibolla, O.
Tluczykont, M.
van Eldik, C.
Vasileiadis, G.
Venter, C.
Venter, L.
Vialle, J. P.
Vincent, P.
Vivier, M.
Voelk, H. J.
Volpe, F.
Vorobiov, S.
Wagner, S. J.
Ward, M.
Zdziarski, A. A.
Zech, A.
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About the subject
NATURAL SCIENCES
NATURAL SCIENCES
and Physical Science ...
NATURAL SCIENCES
NATURAL SCIENCES
and Physical Science ...
and Astronomy Astrop ...
Articles in the publication
Astronomy and As ...
By the university
Stockholm University
Royal Institute of Technology
Linnaeus University

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