Title: | Measurement of the eta and eta(') transition form factors at q(2)=112 GeV2 |
Authors: | Aubert, B Barate, R Bona, M Boutigny, D Couderc, F Karyotakis, Y Lees, JP Poireau, V Tisserand, V Zghiche, A Grauges, E Sciolla, G Sekula, SJ Spitznagel, M Taylor, F Yamamoto, RK Beck, TW Kim, H Patel, PM Potter, CT Andreotti, M Davier, M Kolomensky, YG Robertson, SH Lazzaro, A Lombardo, V Palombo, F Bauer, JM Cremaldi, L Eisner, AM Eschenburg, V Godang, R Grosdidier, G Ofte, I Kroeger, R Reidy, J Kukartsev, G Sanders, DA Summers, DJ Zhao, HW Brunet, S Cote, D Flacco, CJ Hocker, A Simard, M Wang, K Taras, P Viaud, FB Nicholson, H Cavallo, N Lynch, G De Nardo, G del Re, D Fabozzi, F Le Diberder, F Gatto, C Heusch, CA Bettoni, D Lista, L Monorchio, D Paolucci, P Piccolo, D Sciacca, C Baak, M Mir, LM Lepeltier, V Bulten, H Raven, G Snoek, HL Bozzi, C Kroseberg, J Jessop, CP LoSecco, JM Allmendinger, T Benelli, G Gan, KK Charles, E Honscheid, K Hufnagel, D Oddone, PJ Jackson, PD Calabrese, R Kagan, H Lockman, WS Kass, R Pulliam, T Rahimi, AM Lutz, AM Ter-Antonyan, R Wong, QK Blount, NL Brau, J Frey, R Cibinetto, G Orimoto, TJ Igonkina, O Pappagallo, M Lu, M Oyanguren, A Rahmat, R Sinev, NB Strom, D Strube, J Torrence, E Galeazzi, F Luppi, E Gaz, A Margoni, M Pripstein, M Pruvot, S Nesom, G Morandin, M Pompili, A Posocco, M Rotondo, M Simonetto, F Stroili, R Negrini, M Voci, C Benayoun, M Campagnari, C Chauveau, J David, P Schalk, T Roe, NA Del Buono, L de la Vaissiere, C Hamon, O Hartfiel, BL Petrella, A John, MJJ Verderi, M Leruste, P Malcles, J Ocariz, J Roos, L Schumm, BA Therin, G Ronan, MT Behera, PK Gladney, L Piemontese, L Rodier, S Panetta, J Biasini, M Covarelli, R Pioppi, M Angelini, C Batignani, G Seiden, A Bettarini, S Bucci, F Wenzel, WA Roudeau, P Prencipe, E Calderini, G Carpinelli, M Cenci, R Forti, F Giorgi, MA Lusiani, A Marchiori, G Spradlin, P Mazur, MA Schune, MH Morganti, M Anulli, F Neri, N Barrett, M Paoloni, E Rizzo, G Walsh, J Haire, M Judd, D Wagoner, DE Stocchi, A Williams, DC Biesiada, J Zhang, L Danielson, N Elmer, P Lau, YP Ford, KE Lu, C Olsen, J Smith, AJS Wang, WF Telnov, AV Bellini, F Wilson, MG Stugu, B Cavoto, G D'Orazio, A Di Marco, E Faccini, R Ferrarotto, F Harrison, TJ Wormser, G Ferroni, F Gaspero, M Gioi, LL Mazzoni, MA Baldini-Ferroli, R Albert, J Morganti, S Piredda, G Polci, F Tehrani, FS Cheng, CH Voena, C Ebert, M Hart, AJ Schroder, H Waldi, R Calcaterra, A Adye, T Chen, E De Groot, N Franek, B Day, CT Olaiya, EO Wilson, FF Emery, S Gaidot, A Ganzhur, SF Hawkes, CM de Sangro, R De Monchenault, GH Kozanecki, W Dvoretskii, A Lange, DJ Legendre, M Mayer, B Vasseur, G Yeche, C Zito, M Park, W Purohit, MV Finocchiaro, G Weidemann, AW Morgan, SE Wright, DM Wilson, JR Chen, JC Allen, MT Aston, D Bartoldus, R Bechtle, P Berger, N Boyarski, AM Pacetti, S Claus, R Bard, DJ Coleman, JP Convery, MR Watson, AT Hitlin, DG Cristinziani, M Dingfelder, JC Dong, D Dorfan, J Dubois-Felsmann, GP Patteri, P Cunha, A Dujmic, D Dunwoodie, W Field, RC Glanzman, T Gowdy, SJ Narsky, I Goetzen, K Graham, MT Halyo, V Hast, C Chavez, CA Peruzzi, IM Hryn'ova, T Innes, WR Kelsey, MH Kim, P Kocian, ML Leith, D Piatenko, T Li, S Held, T Forster, IJ Libby, J Piccolo, M Luitz, S Luth, V Lynch, HL MacFarlane, DB Marsiske, H Messner, R Muller, DR Porter, FC Fry, JR O'Grady, CP Ozcan, VE Rama, M Koch, H Perazzo, A Perl, M Ratcliff, BN Roodman, A Salnikov, AA Schindler, RH Gabathuler, E Schwiening, J Ryd, A Snyder, A Hadavand, HK Stelzer, J Su, D Lewandowski, B Sullivan, MK Suzuki, K Swain, SK Gamet, R Thompson, JM Va'vra, J van Bakel, N Samuel, A Zallo, A Weaver, M Weinstein, AJR Wisniewski, WJ Wittgen, M Pelizaeus, M George, KA Wright, DH Yarritu, AK Yi, K Young, CC Burchat, PR Abrams, GS Andreassen, R Edwards, AJ Majewski, SA Petersen, BA Hutchcroft, DE Roat, C Wilden, L Peters, K Ahmed, S Alam, MS Bula, R Buzzo, A Ernst, JA Mancinelli, G Jain, V Payne, DJ Pan, B Saeed, MA Wappler, FR Zain, SB Bugg, W Schroeder, T Krishnamurthy, M Capra, R Spanier, SM Eckmann, R Gill, MS Meadows, BT Ritchie, JL Satpathy, A Schilling, CJ Schwitters, RF Izen, JM Kitayama, I Lou, XC Contri, R Steinke, M Clark, PJ Ye, S Bianchi, F Sokoloff, MD Gallo, F Gamba, D Bomben, M Bosisio, L Cartaro, C Cossutti, F Lo Vetere, M Schofield, KC Della Ricca, G Dittongo, S Boyd, JT Grancagnolo, S Qi, ND Lanceri, L Vitale, L Azzolini, V Martinez-Vidal, F Banerjee, S Palano, A Macri, MM Bhuyan, B Brown, CM Fortin, D Hamano, K Burke, JP Blanc, F Kowalewski, R Nugent, IM Roney, JM Touramanis, C Sobie, RJ Monge, MR Back, JJ Harrison, PF Latham, TE Mohanty, GB Band, HR Chen, X Bloom, PC Cottingham, WN Bevan, AJ Cheng, B Dasu, S Passaggio, S Datta, M Eichenbaum, AM Flood, KT Hollar, JJ Johnson, JR Kutter, PE Li, H Di Lodovico, F Chen, S Liu, R Walker, D Patrignani, C Mellado, B Mihalyi, A Mohapatra, AK Pan, Y Pierini, M Prepost, R Menges, W Tan, P Wu, SL Ford, WT Yu, Z Hill, EJ Neal, H Cuhadar-Donszelmann, T BaBar Collaborat Fulsom, BG Hearty, C Sacco, R Knecht, NS Mattison, TS McKenna, JA Khan, A Hirschauer, JF Robutti, E Kyberd, P Saleem, M Teodorescu, L Blinov, VE Brown, CL Bukin, AD Druzhinin, VP Golubev, VB Onuchin, AP Serednyakov, SI Skovpen, YI Santroni, A Kreisel, A Solodov, EP Todyshev, KY Cowan, G Best, DS Bondioli, M Bruinsma, M Chao, M Curry, S Eschrich, I Kirkby, D Battaglia, M Lankford, AJ Nauenberg, U Flaecher, HU Lund, P Mandelkern, M Mommsen, RK Roethel, W Stoker, DP Abachi, S Buchanan, C Foulkes, SD Tosi, S Gary, JW Gradl, W Long, O Olivas, A Shen, BC Ruddick, WO Smith, JG Rong, G Ulmer, KA Wagner, SR Zhang, J Brandenburg, G Hopkins, DA Chen, A Eckhart, EA Soffer, A Toki, WH Wilson, RJ Winklmeier, F Zeng, Q Wang, P Altenburg, DD Feltresi, E Groysman, Y Chaisanguanthum, KS Hauke, A Jasper, H Spaan, B Brandt, T Klose, V Lacker, HM Mader, WF Nogowski, R Zhu, YS Dahmes, B Petzold, A Morii, M Schubert, J Schubert, KR Schwierz, R Sundermann, JE Volk, A Bernard, D Bonneaud, GR Grenier, P Jackson, PS Latour, E Eigen, G Wu, J Thiebaux, C Dubitzky, RS Marks, J Paar, HP Schenk, S Uwer, U Bhimji, W McMahon, TR Brown, DN Bowerman, DA Dauncey, PD Egede, U Flack, RL Gaillard, JR Nash, JA Rahatlou, S Nikolich, MB Vazquez, WP Ricciardi, S Chai, X Charles, MJ Button-Shafer, J Mallik, U Meyer, NT Ziegler, V Cochran, J Crawley, HB Sharma, V Dong, L Salvatore, F Eyges, V Meyer, WT Prell, S Rosenberg, EI Cahn, RN Rubin, AE Gritsan, AV Fritsch, M Schott, G Berryhill, JW Brown, DN Arnaud, N Davis, CL Allison, J Muheim, F Barlow, NR Barlow, RJ Chia, YM Hong, TM Jacobsen, RG Edgar, CL Kelly, MP Lafferty, GD Naisbit, MT Williams, JC Playfer, S Yi, JI Chen, C Hulsbergen, WD Jawahery, A Kovalskyi, D Lae, CK Kadyk, JA Roberts, DA Simi, G Blaylock, G Robertson, AI Dallapiccola, C Hertzbach, SS Li, X Moore, TB Saremi, S Richman, JD Staengle, H Willocq, SY Kerth, LT Cowan, R Xie, Y Koeneke, K |
Keywords: | PHYSICS;DETECTOR;MESONS;BHABHA SCATTERING;ENERGIES;HARD-PHOTON-EMISSION;EXCLUSIVE PROCESSES |
Issue Date: | 10-Jul-2006 |
Publisher: | American Physical Society |
Citation: | Physical Review D, 2006, 74 (1) |
Abstract: | We report a study of the processes e(+)e(-)->eta gamma and e(+)e(-)->eta(')gamma at a center-of-mass energy of 10.58 GeV, using a 232 fb(-1) data sample collected with the BABAR detector at the PEP-II collider at SLAC. We observe 20(-5)(+6)eta gamma and 50(-7)(+8)eta(')gamma events over small backgrounds, and measure the cross sections sigma(e(+)e(-)->eta gamma)=4.5(-1.1)(+1.2)+/- 0.3 fb and sigma(e(+)e(-)->eta(')gamma)=5.4 +/- 0.8 +/- 0.3 fb. The corresponding transition form factors at q(2)=112 GeV2 are q(2)vertical bar F-eta(q(2))vertical bar=0.229 +/- 0.030 +/- 0.008 GeV, and q(2)vertical bar F-eta(')(q(2))vertical bar=0.251 +/- 0.019 +/- 0.008 GeV, respectively. |
URI: | http://bura.brunel.ac.uk/handle/2438/21013 |
DOI: | http://dx.doi.org/10.1103/PhysRevD.74.012002 |
ISSN: | 1550-7998 |
Other Identifiers: | 012002 012002 |
Appears in Collections: | Dept of Electronic and Electrical Engineering Research Papers
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