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Veretennikov, E. Avetisyan, E.C. Aschenauer, E. Cisbani, E. De Sanctis, E. Kinney, E. Nappi, E. Steffens, F. Ellinghaus, F. Garibaldi, F. Giordano, F. Sanftl, F. Stinzing, G. Ciullo, G. Elbakian, G. Gapienko, G. Gavrilov, G. Hill, G. Karyan, G.P. Capitani, G. Rosner, G. Schnell, H.E. Jackson, H. Marukyan, H.P. Blok, H.S. Jo, I. Hristova, I. Lehmann, I. Vilardi, J. Bowles, J. Burns, J.J.M. Steijger, J. Rubin, K.P. Schueler, K. Rith, L.A. Linden-Levy, L. De Nardo, L. Felawka, L. Lagamba, L. Lapikas, L.L. Pappalardo, L. Manfre, M. Capiluppi, M. Contalbrigo, M. Diefenthaler, M. Dueren, M. Ehrenfried, M. Golembiovskaya, M. Hartig, M. Hoek, M. Murray, M. Negodaev, M. Stancari, M. Statera, M. Tytgat, N. Akopov, N. Bianchi, N.C.R. Makins, N. Kobayashi, N. Pickert, P. Di Nezza, P.E. Reimer, P.F. Dalpiaz, P. Kravchenko, P. Lenisa, P. Zupranski, R. Avakian, R. De Leo, R. Fabbri, R. Kaiser, R. Lamb, R. Perez-Benito, S. Belostotski, S. Frullani, S. Gliske, S.I. Manaenkov, S. Joosten, S. Taroian, S. Wang, S. Yaschenko, S. Yen, T.-A. Shibata, The HERMES Collaboration: A. Airapetian, T. Keri, V. Bryzgalov, V. Gapienko, V. Gharibyan, V.G. Krivokhijine, V. Korotkov, V. Kozlov, V. Muccifora, V. Shutov, V. Vikhrov, W. Augustyniak, W. Deconinck, W.-D. Nowak, W. Lorenzon, W. Yu, X.-G. Lu, X.-R. Lu, Y. Holler, Y. Imazu, Y. Mao, Y. Miyachi, Y. Naryshkin, Y. Salomatin, Y. Van Haarlem, Z. Akopov","submitted_at":"2010-12-16T17:04:15Z","abstract_excerpt":"Exclusive rho^0-meson electroproduction is studied in the HERMES experiment, using a 27.6 GeV longitudinally polarized electron/positron beam and unpolarized hydrogen and deuterium targets in the kinematic region 0.5 GeV^2 < Q^2 < 7.0 GeV^2, 3.0 GeV < W < 6.3 GeV, and -t' < 0.4 GeV^2. 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Avetissian, A. Borissov, A. Fantoni, A. Hillenbrand, A. Ivanilov, A. Kisselev, A. Lopez Ruiz, A. Martinez de la Ossa, A. Movsisyan, A. Mussgiller, A. Nass, A. Rostomyan, A.R. Reolon, A. Schaefer, A. Terkulov, A. Trzcinski, A. Vandenbroucke, B. Marianski, B.-Q. Ma, B. Seitz, B. Zihlmann, C.A. Miller, C. Hadjidakis, C. Riedl, C. Van Hulse, D. Gabbert, D. Hasch, D. Mahon, D. Ryckbosch, D. Veretennikov, E. Avetisyan, E.C. Aschenauer, E. Cisbani, E. De Sanctis, E. Kinney, E. Nappi, E. Steffens, F. Ellinghaus, F. Garibaldi, F. Giordano, F. Sanftl, F. Stinzing, G. Ciullo, G. Elbakian, G. Gapienko, G. Gavrilov, G. Hill, G. Karyan, G.P. Capitani, G. Rosner, G. Schnell, H.E. Jackson, H. Marukyan, H.P. Blok, H.S. Jo, I. Hristova, I. Lehmann, I. Vilardi, J. Bowles, J. Burns, J.J.M. Steijger, J. Rubin, K.P. Schueler, K. Rith, L.A. Linden-Levy, L. De Nardo, L. Felawka, L. Lagamba, L. Lapikas, L.L. Pappalardo, L. Manfre, M. Capiluppi, M. Contalbrigo, M. Diefenthaler, M. Dueren, M. Ehrenfried, M. 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