학술논문

First results on nucleon resonance photocouplings from the $\gamma p \to \pi^+\pi^-p$ reaction
Document Type
Working Paper
Author
CLAS CollaborationGolovatch, E.Burkert, V. D.Carman, D. S.Gothe, R. W.Hicks, K.Ishkhanov, B. S.Mokeev, V. I.Pasyuk, E.Adhikari, S.Akbar, Z.Amaryan, M. J.Avakian, H.Ball, J.Barion, L.Bashkanov, M.Battaglieri, M.Bedlinskiy, I.Biselli, A. S.Boiarinov, S.Briscoe, W. J.Cao, F.Celentano, A.Chatagnon, P.Chetry, T.Ciullo, G.Clark, L.Clary, B. A.Cole, P. L.Contalbrigo, M.Crede, V.D'Angelo, A.Dashyan, N.De Vita, R.De Sanctis, E.Defurne, M.Deur, A.Diehl, S.Djalali, C.Dugger, M.Dupre, R.Egiyan, H.Ehrhart, M.Alaoui, A. ElFassi, L. ElElouadrhiri, L.Eugenio, P.Fedotov, G.Fersch, R.Filippi, A.Ghandilyan, Y.Gilfoyle, G. P.Giovanetti, K. L.Girod, F. X.Glazier, D. I.Griffioen, K. A.Guidal, M.Guo, L.Hafidi, K.Hakobyan, H.Harrison, N.Hattawy, M.Heddle, D.Holtrop, M.Ilieva, Y.Ireland, D. G.Isupov, E. L.Jenkins, D.Jo, H. S.Johnston, S.Joo, K.Kabir, M. L.Keller, D.Khachatryan, G.Khachatryan, M.Khandaker, M.Kim, W.Klein, A.Klein, F. J.Kubarovsky, V.Lanza, L.Lenisa, P.Livingston, K.MacGregor, I. J. D.Marchand, D.Markov, N.McKinnon, B.Meyer, C. A.Montgomery, R. A.Movsisyan, A.Camacho, C. MunozNadel-Turonski, P.Niccolai, S.Niculescu, G.Osipenko, M.Ostrovidov, A. I.Paolone, M.Paremuzyan, R.Park, K.Pogorelko, O.Price, J. W.Prok, Y.Protopopescu, D.Ripani, M.Riser, D.Rizzo, A.Rosner, G.Sabatié, F.Salgado, C.Schumacher, R. A.Sharabian, Y. G.Skorodumina, Iu.Smith, G. D.Sober, D. I.Sokhan, D.Sparveris, N.Strakovsky, I. I.Strauch, S.Taiuti, M.Tan, J. A.Tyler, N.Ungaro, M.Voskanyan, H.Voutier, E.Wang, R.Wei, X.Wood, M. H.Zachariou, N.Zhang, J.Zhao, Z. W.
Source
Subject
Nuclear Experiment
Language
Abstract
We report the first experimental measurements of the nine 1-fold differential cross sections for the $\gamma p \to \pi^+\pi^-p$ reaction, obtained with the CLAS detector at Jefferson Laboratory. The measurements cover the invariant mass range of the final state hadrons from 1.6~GeV~$