Journalartikel

Exclusive ρ0 meson electroproduction from hydrogen at CLAS


AutorenlisteHadjidakis, C; Guidal, M; Garçon, M; Laget, JM; Smith, ES; Vanderhaeghen, M; Adams, G; Ambrozewicz, P; Anciant, E; Anghinolfi, M; Asavapibhop, B; Asryan, G; Audit, G; Auger, T; Avakian, H; Bagdasaryan, H; Ball, JP; Barrow, S; Battaglieri, M; Beard, K; Bektasoglu, M; Bellis, M; Benmouna, N; Bianchi, N; Biselli, AS; Boiarinov, S; Bonner, BE; Bouchigny, S; Bradford, R; Branford, D; Briscoe, WJ; Brooks, WK; Burkert, VD; Butuceanu, C; Calarco, JR; Carman, DS; Carnahan, B; Cetina, C; Chen, S; Cole, PL; Coleman, A; Cords, D; Corvisiero, P; Crabb, D; Crannell, H; Cununings, JP; De Sanctis, E; DeVita, R; Degtyarenko, PV; Dennis, L; Dharmawardane, KV; Dhuga, KS; Didelez, JP; Djalali, C; Dodge, GE; Doughty, D; Dragovitsch, P; Dugger, M; Dytman, S; Dzyubak, OP; Egiyan, H; Egiyan, KS; Elouadrhiri, L; Empl, A; Eugenio, P; Farhi, L; Fatemi, R; Feuerbach, RJ; Forest, TA; Frolov, V; Funsten, H; Gaff, SJ; Gavalian, G; Gilfoyle, GP; Giovanetti, KL; Girard, P; Gordon, CIO; Gothe, RW; Griffioen, KA; Guillo, M; Guler, M; Guo, L; Gyurjyan, V; Hakobyan, RS; Hardie, J; Heddle, D; Hersman, FW; Hicks, K; Hleiqawi, H; Holtrop, M; Hourany, E; Hu, J; Hyde-Wright, CE; Ilieva, Y; Ireland, D; Ito, MM; Jenkins, D; Jo, HS; Joo, K; Juengst, HG; Kelley, JH; Kellie, J; Khandaker, M; Kim, KY; Kim, K; Kim, W; Klein, A; Klein, FJ; Klimenko, AV; Klusman, M; Kossov, M; Kramer, LH; Kuhn, SE; Kuhn, J; Lachniet, J; Langheinrich, J; Lawrence, D; Lee, T; Li, J; Livingstone, K; Lukashin, K; Manak, JJ; Marchand, C; McAleer, S; McNabb, JWC; Mecking, BA; Melone, JJ; Mestayer, MD; Meyer, CA; Mikhailov, K; Minehart, R; Mirazita, M; Miskimen, R; Morand, L; Morrow, SA; Muccifora, V; Mueller, J; Mutchler, GS; Napolitano, J; Nasseripour, R; Nelson, SO; Niccolai, S; Niculescu, G; Niculescu, I; Niczyporuk, BB; Niyazov, RA; Nozar, M; O'Rielly, GV; Osipenko, M; Park, K; Pasyuk, E; Peterson, G; Philips, SA; Pivnyuk, N; Pocanic, D; Pogorelko, O; Polli, E; Pozdniakov, S; Preedom, BM; Price, JW; Prok, Y; Protopopescu, D; Qin, LM; Raue, BA; Riccardi, G; Ricco, G; Ripani, M; Ritchie, BG; Ronchetti, F; Rossi, P; Rosner, G; Rowntree, D; Rubin, PD; Sabatié, F; Sabourov, K; Salgado, C; Santoro, JP; Sapunenko, V; Schumacher, RA; Serov, VS; Sharabian, YG; Shaw, J; Simionatto, S; Skabelin, AV; Smith, LC; Sober, DI; Spraker, M; Stavinsky, A; Stepanyan, S; Stokes, BE; Stoler, P; Strauch, S; Taiuti, M; Taylor, S; Tedeschi, DJ; Thoma, U; Thompson, R; Tkabladze, A; Todor, L; Tur, C; Ungaro, M; Vineyard, MF; Vlassov, AV; Wang, K; Weinstein, LB; Weller, H; Weygand, DP; Whisnant, CS; Williams, M; Wolin, E; Wood, MH; Yegneswaran, A; Yun, J; Zana, L

Jahr der Veröffentlichung2005

Seiten256-264

ZeitschriftPhysics Letters B

Bandnummer605

Heftnummer3-4

ISSN0370-2693

eISSN1873-2445

DOI Linkhttps://doi.org/10.1016/j.physletb.2004.11.019

VerlagElsevier


Abstract
The longitudinal and transverse components of the cross section for the ep --> e' prho(0) reaction were measured in Hall B at Jefferson Laboratory using the CLAS detector. The data were taken with a 4.247 GeV electron beam and were analyzed in a range of x(B) from 0.2 to 0.6 and of Q(2) from 1.5 to 3.0 GeV2. The data are compared to a Regge model based on effective hadronic degrees of freedom and to a calculation based on Generalized Parton Distributions. It is found that, at our lowest x(B) values, the transverse part of the cross section is well described by the former approach while the longitudinal part can be reproduced by the latter. (C) 2004 Elsevier B.V. All rights reserved.



Zitierstile

Harvard-ZitierstilHadjidakis, C., Guidal, M., Garçon, M., Laget, J., Smith, E., Vanderhaeghen, M., et al. (2005) Exclusive ρ0 meson electroproduction from hydrogen at CLAS, Physics Letters B, 605(3-4), pp. 256-264. https://doi.org/10.1016/j.physletb.2004.11.019

APA-ZitierstilHadjidakis, C., Guidal, M., Garçon, M., Laget, J., Smith, E., Vanderhaeghen, M., Adams, G., Ambrozewicz, P., Anciant, E., Anghinolfi, M., Asavapibhop, B., Asryan, G., Audit, G., Auger, T., Avakian, H., Bagdasaryan, H., Ball, J., Barrow, S., Battaglieri, M., ...Zana, L. (2005). Exclusive ρ0 meson electroproduction from hydrogen at CLAS. Physics Letters B. 605(3-4), 256-264. https://doi.org/10.1016/j.physletb.2004.11.019



Schlagwörter


AMPLITUDESDIFFRACTIVE PRODUCTIONELASTIC ELECTROPRODUCTIONHIGH-ENERGIESNUCLEONPHOTONPHOTOPRODUCTIONPIONVECTOR-MESONS


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