%0 Journal Article %T H.E.S.S. upper limit on the very high energy gamma-ray emission from the globular cluster 47 Tucanae %+ Centre d'étude spatiale des rayonnements (CESR) %+ AstroParticule et Cosmologie (APC (UMR_7164)) %+ Laboratoire Univers et Théories (LUTH (UMR_8102)) %+ Institut de Recherches sur les lois Fondamentales de l'Univers (IRFU) %+ Laboratoire d'Astrophysique de Grenoble (LAOG) %+ Laboratoire de Physique Nucléaire et de Hautes Énergies (LPNHE) %+ Laboratoire Leprince-Ringuet (LLR) %+ Laboratoire d'Annecy de Physique des Particules (LAPP) %+ APC - Astrophysique des Hautes Energies (APC - AHE) %+ Laboratoire de Physique Théorique et Astroparticules (LPTA) %A Aharonian, F. %A Akhperjanian, A.G. %A Anton, G. %A Barres de Almeida, U. %A Bazer-Bachi, A.R. %A Becherini, Y. %A Behera, B. %A Bernlöhr, K. %A Boisson, C. %A Bochow, A. %A Borrel, V. %A Braun, I. %A Brion, E. %A Brucker, J. %A Brun, P. %A Bühler, R. %A Bulik, T. %A Büsching, I. %A Boutelier, T. %A Chadwick, P.M. %A Charbonnier, A. %A Chaves, R.C.G. %A Cheesebrough, A. %A Chounet, L.-M. %A Clapson, A.C. %A Coignet, G. %A Dalton, M. %A Daniel, M.K. %A Davids, I.D. %A Degrange, B. %A Deil, C. %A Dickinson, H.J. %A Djannati-Ataï, A. %A Domainko, W. %A Drury, L.O'C. %A Dubois, F. %A Dubus, G. %A Dyks, J. %A Dyrda, M. %A Egberts, K. %A Emmanoulopoulos, D. %A Espigat, P. %A Farnier, C. %A Feinstein, F. %A Fiasson, A. %A Förster, A. %A Fontaine, G. %A Füssling, M. %A Gabici, S. %A Gallant, Y.A. %A Gérard, L. %A Giebels, B. %A Glicenstein, J.F. %A Glück, B. %A Goret, P. %A Hauser, D. %A Hauser, M. %A Heinz, S. %A Heinzelmann, G. %A Henri, G. %A Hermann, G. %A Hinton, J.A. %A Hoffmann, A. %A Hofmann, W. %A Holleran, M. %A Hoppe, S. %A Horns, D. %A Jacholkowska, A. %A de Jager, O.C. %A Jung, I. %A Katarzy'Nski, K. %A Katz, U. %A Kaufmann, S. %A Kendziorra, E. %A Kerschhaggl, M. %A Khangulyan, D. %A Kh'Elifi, B. %A Keogh, D. %A Komin, Nu. %A Kosack, K. %A Lamanna, G. %A Lenain, J.-P. %A Lohse, T. %A Marandon, V. %A Martin, J.M. %A Martineau-Huynh, O. %A Marcowith, A. %A Maurin, D. %A Mccomb, T.J.L. %A Medina, M.C. %A Moderski, R. %A Moulin, Emmanuel %A Naumann-Godo, M. %A de Naurois, M. %A Nedbal, D. %A Nekrassov, D. %A Niemiec, J. %A Nolan, S.J. %A Ohm, S. %A Olive, J.-F. %A de Oña Wilhelmi, E. %A Orford, K.J. %A Ostrowski, M. %A Panter, M. %A Paz Arribas, M. %A Pedaletti, G. %A Pelletier, G. %A Petrucci, P.-O. %A Pita, S. %A Pühlhofer, G. %A Punch, M. %A Quirrenbach, A. %A Raubenheimer, B.C. %A Raue, M. %A Rayner, S.M. %A Reimer, O. %A Renaud, M. %A Rieger, F. %A Ripken, J. %A Rob, L. %A Rosier-Lees, S. %A Rowell, G. %A Rudak, B. %A Rulten, C.B. %A Ruppel, J. %A Sahakian, V. %A Santangelo, A. %A Schlickeiser, R. %A Schöck, F.M. %A Schröder, R. %A Schwanke, U. %A Schwarzburg, S. %A Schwemmer, S. %A Shalchi, A. %A Skilton, J.L. %A Sol, H. %A Spangler, D. %A Stawarz, Ł. %A Steenkamp, R. %A Stegmann, C. %A Superina, G. %A Szostek, A. %A Tam, P.H. %A Tavernet, J.-P. %A Terrier, R. %A Tibolla, O. %A van Eldik, C. %A Vasileiadis, G. %A Venter, C. %A Venter, L. %A Vialle, J.P. %A Vincent, P. %A Vivier, M. %A Völk, H.J. %A Volpe, F. %A Wagner, S.J. %A Ward, M. %A Zdziarski, A.A. %A Zech, A. %Z 5 pages, 2 figures, accepted for publication in A&A %< avec comité de lecture %@ 0004-6361 %J Astronomy and Astrophysics - A&A %I EDP Sciences %V 499 %P 273-277 %8 2009 %D 2009 %Z 0904.0361 %R 10.1051/0004-6361/200811564 %K (Galaxy:) globular clusters: individual: 47 Tucanae %K (Stars:) pulsars: general %K Gamma rays: observations %K msPSR %Z Physics [physics]/Astrophysics [astro-ph]/High Energy Astrophysical Phenomena [astro-ph.HE] %Z Sciences of the Universe [physics]/Astrophysics [astro-ph]/High Energy Astrophysical Phenomena [astro-ph.HE]Journal articles %X Observations of the globular cluster 47 Tucanae (NGC 104), which contains at least 23 millisecond pulsars, were performed with the H.E.S.S. telescope system. The observations lead to an upper limit of F(E>800 GeV) < 6.7e-13 / cm^2 s on the integral gamma-ray photon flux from 47 Tucanae. Considering millisecond pulsars as the unique potential source of gamma-rays in the globular cluster, constraints based on emission models are derived: on the magnetic field in the average pulsar nebula and on the conversion efficiency of spin-down power to gamma-ray photons or to relativistic leptons. %G English %Z HESS %L in2p3-00392048 %U https://hal.in2p3.fr/in2p3-00392048 %~ IN2P3 %~ OBSPM %~ CEA %~ INSU %~ METEO %~ UNIV-PARIS7 %~ X %~ UNIV-SAVOIE %~ UPMC %~ UNIV-TLSE3 %~ UGA %~ LPTA %~ LAPP %~ LLR %~ LPNHE %~ APC %~ CNRS %~ UNIV-GRENOBLE1 %~ UNIV-MONTP2 %~ CNES %~ OSUG %~ LIAMA %~ LUTH %~ OMP %~ OMP-CESR %~ OMP-IRAP %~ X-LLR %~ LAOG %~ X-DEP %~ X-DEP-PHYS %~ DSM-IRFU %~ IRFU-APC %~ PSL %~ UPMC_POLE_2 %~ UNIV-MONTPELLIER %~ CEA-DRF %~ SORBONNE-UNIVERSITE %~ SU-SCIENCES %~ UNIV-PARIS %~ UP-SCIENCES %~ OBSPM-PSL %~ USMB-COMUE %~ SU-TI %~ ALLIANCE-SU %~ UNIV-UT3 %~ UT3-INP %~ UT3-TOULOUSEINP %~ UM1-UM2 %~ LPNHE-2