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Photoproduction of J/psi and of high mass e(+)e(-) in ultra-peripheral Au plus Au collisions at root s(NN)=200 GeV

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Afanasiev, S. [1] ; Aidala, C. [2, 3] ; Ajitanand, N. N. [4] ; Akiba, Y. [5, 6] ; Alexander, J. [4] ; Al-Jamel, A. [7] ; Aoki, K. [5, 8] ; Aphecetche, L. [9] ; Armendariz, R. [7] ; Aronson, S. H. ; Averbeck, R. [10] ; Awes, T. C. [11] ; Azmoun, B. ; Babintsev, V. [12] ; Baldisseri, A. [13] ; Barish, K. N. [14] ; Barnes, P. D. [15] ; Bassalleck, B. [16] ; Bathe, S. [14] ; Batsouli, S. [2, 3] ; Baublis, V. [17] ; Bauer, F. [14] ; Bazilevsky, A. ; Belikov, S. [18] ; Bennett, R. [10] ; Berdnikov, Y. [19] ; Bjorndal, M. T. [2, 3] ; Boissevain, J. G. [15] ; Borel, H. [13] ; Boyle, K. [10] ; Brooks, M. L. [15] ; Brown, D. S. [7] ; Bucher, D. [20] ; Buesching, H. ; Bumazhnov, V. [12] ; Bunce, G. [6] ; Burward-Hoy, J. M. [15] ; Butsyk, S. [10] ; Campbell, S. [10] ; Chai, J. -S. [21] ; Chernichenko, S. [12] ; Chiba, J. [22] ; Chi, C. Y. [2, 3] ; Chiu, M. [2] ; Choi, I. J. [23] ; Chujo, T. [24] ; Cianciolo, V. [11] ; Cleven, C. R. ; Cobigo, Y. [25] ; Cole, B. A. [2, 3] ; Comets, M. P. [26] ; del Valle, Z. Conesa [27] ; Constantin, P. [18] ; Csanad, M. [28] ; Csorgo, T. [29] ; Dahms, T. [10] ; Das, K. [30] ; David, G. ; Delagrange, H. [9] ; Denisov, A. [12] ; d'Enterria, D. [2, 3] ; Deshpande, A. [10, 6] ; Desmond, E. J. ; Dietzsch, O. [31] ; Dion, A. [10] ; Drachenberg, J. L. [32] ; Drapier, O. [27] ; Drees, A. [10] ; Dubey, A. K. [33] ; Durum, A. [12] ; Dzhordzhadze, V. [34] ; Efremenko, Y. V. [11] ; Egdemir, J. [10] ; Enokizono, A. [35] ; En'yo, H. [5, 6] ; Espagnon, B. [26] ; Esumi, S. [36] ; Fields, D. E. [16, 6] ; Fleuret, F. [27] ; Fokin, S. L. [37] ; Forestier, B. [38] ; Fraenkel, Z. [33] ; Frantz, J. E. [2, 3] ; Franz, A. ; Frawley, A. D. [30] ; Fukao, Y. [5, 8] ; Fung, S. -Y. [14] ; Gadrat, S. [38] ; Gastineau, F. [9] ; Germain, M. [9] ; Glenn, A. [34] ; Gonin, M. [27] ; Gosset, J. [13] ; Goto, Y. [5, 6] ; de Cassagnac, R. Granier [27] ; Grau, N. [18] ; Greene, S. V. [24] ; Perdekamp, M. Grosse [39, 6] ; Gunji, T. [40] ; Gustafsson, H. -A. [41] ; Hachiya, T. [5, 35] ; Henni, A. Hadj [9] ; Haggerty, J. S. ; Hagiwara, M. N. [32] ; Hamagaki, H. [40] ; Harada, H. [35] ; Hartouni, E. P. [42] ; Haruna, K. [35] ; Harvey, M. ; Haslum, E. [41] ; Hasuko, K. [5] ; Hayano, R. [40] ; Heffner, M. [42] ; Hemmick, T. K. [10] ; Heuser, J. M. [5] ; He, X. [25] ; Hiejima, H. [39] ; Hill, J. C. [18] ; Hobbs, R. [16] ; Holmes, M. [24] ; Holzmann, W. [4] ; Homma, K. [35] ; Hong, B. [43] ; Horaguchi, T. [5, 44] ; Hur, M. G. [21] ; Ichihara, T. [5, 6] ; Imai, K. [5, 8] ; Inaba, M. [36] ; Isenhower, D. [32] ; Isenhower, L. [32] ; Ishihara, M. [5] ; Isobe, T. [40] ; Issah, M. [4] ; Isupov, A. [1] ; Jacak, B. V. [10] ; Jia, J. [2, 3] ; Jin, J. [2, 3] ; Jinnouchi, O. [6] ; Johnson, B. M. ; Joo, K. S. [45] ; Jouan, D. [26] ; Kajihara, F. [5, 40] ; Kametani, S. [46, 40] ; Kamihara, N. [5, 44] ; Kaneta, M. [6] ; Kang, J. H. [23] ; Kawagishi, T. [36] ; Kazantsev, A. V. [37] ; Kelly, S. [47] ; Khanzadeev, A. [17] ; Kim, D. J. [23, 48] ; Kim, E. ; Kim, Y. -S. [21] ; Kinney, E. [47] ; Kiss, A. [28] ; Kistenev, E. ; Kiyomichi, A. [5] ; Klein-Boesing, C. [20] ; Kochenda, L. [17] ; Kochetkov, V. [12] ; Komkov, B. [17] ; Konno, M. [36] ; Kotchetkov, D. [14] ; Kozlov, A. [33] ; Kroon, P. J. ; Kunde, G. J. [15] ; Kurihara, N. [40] ; Kurita, K. [5, 49] ; Kweon, M. J. [43] ; Kwon, Y. [23] ; Kyle, G. S. [7] ; Lacey, R. [4] ; Lajoie, J. G. [18] ; Lebedev, A. [18] ; Le Bornec, Y. [26] ; Leckey, S. [10] ; Lee, D. M. [15] ; Lee, M. K. [23] ; Leitch, M. J. [15] ; Leite, M. A. L. [31] ; Lim, H. [48] ; Litvinenko, A. [1] ; Liu, M. X. [15] ; Li, X. H. [14] ; Maguire, C. F. [24] ; Makdisi, Y. I. ; Malakhov, A. [1] ; Malik, M. D. [16] ; Manko, V. I. [37] ; Masui, H. [36] ; Matathias, F. [10] ; McCain, M. C. [39] ; McGaughey, P. L. [15] ; Miake, Y. [36] ; Miller, T. E. [24] ; Milov, A. [10] ; Mioduszewski, S. ; Mishra, G. C. [25] ; Mitchell, J. T. ; Morrison, D. P. ; Moss, J. M. [15] ; Moukhanova, T. V. [37] ; Mukhopadhyay, D. [24] ; Murata, J. [5, 49] ; Nagamiya, S. [22] ; Nagata, Y. [36] ; Nagle, J. L. [47] ; Naglis, M. [33] ; Nakamura, T. [35] ; Newby, J. [42] ; Nguyen, M. [10] ; Norman, B. E. [15] ; Nyanin, A. S. [37] ; Nystrand, J. [41] ; O'Brien, E. ; Ogilvie, C. A. [18] ; Ohnishi, H. [5] ; Ojha, I. D. [24] ; Okada, H. [5, 8] ; Okada, K. [6] ; Omiwade, O. O. [32] ; Oskarsson, A. [41] ; Otterlund, I. [41] ; Ozawa, K. [40] ; Pal, D. [24] ; Palounek, A. P. T. [15] ; Pantuev, V. [10] ; Papavassiliou, V. [7] ; Park, J. [48] ; Park, W. J. [43] ; Pate, S. F. [7] ; Pei, H. [18] ; Peng, J. -C. [39] ; Pereira, H. [13] ; Peresedov, V. [1] ; Peressounko, D. Yu. [37] ; Pinkenburg, C. ; Pisani, R. P. ; Purschke, M. L. ; Purwar, A. K. [10] ; Qu, H. [25] ; Rak, J. [18] ; Ravinovich, I. [33] ; Read, K. F. [11, 34] ; Reuter, M. [10] ; Reygers, K. [20] ; Riabov, V. [17] ; Riabov, Y. [17] ; Roche, G. [38] ; Romana, A. [27] ; Rosati, M. [18] ; Rosendahl, S. S. E. [41] ; Rosnet, P. [38] ; Rukoyatkin, P. [1] ; Rykov, V. L. [5] ; Ryu, S. S. [23] ; Sahlmueller, B. [20] ; Saito, N. [5, 8, 6] ; Sakaguchi, T. [46, 40] ; Sakai, S. [36] ; Samsonov, V. [17] ; Sato, H. D. [5, 8] ; Sato, S. [22, 36] ; Sawada, S. [22] ; Semenov, V. [12] ; Seto, R. [14] ; Sharma, D. [33] ; Shea, T. K. ; Shein, I. [12] ; Shibata, T. -A. [5, 44] ; Shigaki, K. [35] ; Shimomura, M. [36] ; Shohjoh, T. [36] ; Shoji, K. [5, 8] ; Sickles, A. [10] ; Silva, C. L. [31] ; Silvermyr, D. [11] ; Sim, K. S. [43] ; Singh, C. P. [50] ; Singh, V. [50] ; Skutnik, S. [18] ; Smith, W. C. [32] ; Soldatov, A. [12] ; Soltz, R. A. [42] ; Sondheim, W. E. [15] ; Sorensen, S. P. [34] ; Sourikova, I. V. ; Staley, F. [13] ; Stankus, P. W. [11] ; Stenlund, E. [41] ; Stepanov, M. [7] ; Ster, A. [29] ; Stoll, S. P. ; Sugitate, T. [35] ; Suire, C. [26] ; Sullivan, J. P. [15] ; Sziklai, J. [29] ; Tabaru, T. [6] ; Takagi, S. [36] ; Takagui, E. M. [31] ; Taketani, A. [5, 6] ; Tanaka, K. H. [22] ; Tanaka, Y. [51] ; Tanida, K. [5, 6] ; Tannenbaum, M. J. ; Taranenko, A. [4] ; Tarjan, P. [52] ; Thomas, T. L. [16] ; Togawa, M. [5, 8] ; Tojo, J. [5] ; Torii, H. [5] ; Towell, R. S. [32] ; Tram, V. -N. [27] ; Tserruya, I. [33] ; Tsuchimoto, Y. [5, 35] ; Tuli, S. K. [50] ; Tydesjoe, H. [41] ; Tyurin, N. [12] ; Vale, C. [18] ; Valle, H. [24] ; van Hecke, H. W. [15] ; Velkovska, J. [24] ; Vertesi, R. [52] ; Vinogradov, A. A. [37] ; Vznuzdaev, E. [17] ; Wagner, M. [5, 8] ; Wang, X. R. [7] ; Watanabe, Y. [5, 6] ; Wessels, J. [20] ; White, S. N. ; Willis, N. [26] ; Winter, D. [2, 3] ; Woody, C. L. ; Wysocki, M. [47] ; Xie, W. [14, 6] ; Yanovich, A. [12] ; Yokkaichi, S. [5, 6] ; Young, G. R. [11] ; Younus, I. [16] ; Yushmanov, I. E. [37] ; Zajc, W. A. [2, 3] ; Zaudtke, O. [20] ; Zhang, C. [2, 3] ; Zimanyi, J. [29] ; Zolin, L. [1]
Total Authors: 345
Affiliation:
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[1] Joint Inst Nucl Res, Dubna 141980, Moscow Region - Russia
[2] Columbia Univ, New York, NY 10027 - USA
[3] Nevis Labs, Irvington, NY 10533 - USA
[4] SUNY Stony Brook, Dept Chem, Stony Brook, NY 11794 - USA
[5] RIKEN, Nishina Ctr Accelerator Based Sci, Wako, Saitama 3510198 - Japan
[6] Brookhaven Natl Lab, RIKEN, BNL Res Ctr, Upton, NY 11973 - USA
[7] New Mexico State Univ, Las Cruces, NM 88003 - USA
[8] Kyoto Univ, Kyoto 6068502 - Japan
[9] Univ Nantes, CNRS, Ecole Mines Nantes, SUBATECH, IN2P3, F-44307 Nantes - France
[10] SUNY Stony Brook, Dept Phys & Astron, Stony Brook, NY 11794 - USA
[11] Oak Ridge Natl Lab, Oak Ridge, TN 37831 - USA
[12] Inst High Energy Phys, State Res Ctr Russian Federat, IHEP Protvino, Protvino 142281 - Russia
[13] CEA Saclay, F-91191 Gif Sur Yvette - France
[14] Univ Calif Riverside, Riverside, CA 92521 - USA
[15] Los Alamos Natl Lab, Los Alamos, NM 87545 - USA
[16] Univ New Mexico, Albuquerque, NM 87131 - USA
[17] Petersburg Nucl Phys Inst, PNPI, Gatchina 188300, Leningrad Reg - Russia
[18] Iowa State Univ, Ames, IA 50011 - USA
[19] St Petersburg State Polytech Univ, St Petersburg - Russia
[20] Univ Munster, Inst Kernphys, D-48149 Munster - Germany
[21] KAERI, Cyclotron Applicat Lab, Seoul - South Korea
[22] High Energy Accelerator Res Org, KEK, Tsukuba, Ibaraki 3050801 - Japan
[23] Yonsei Univ, IPAP, Seoul 120749 - South Korea
[24] Vanderbilt Univ, Nashville, TN 37235 - USA
[25] Georgia State Univ, Atlanta, GA 30303 - USA
[26] Univ Paris 11, CNRS, IPN Orsay, IN2P3, F-91406 Orsay - France
[27] Ecole Polytech, CNRS, IN2P3, Lab Leprince Ringuet, F-91128 Palaiseau - France
[28] Eotvos Lorand Univ, ELTE, H-1117 Budapest - Hungary
[29] Hungarian Acad Sci, Res Inst Particle & Nucl Phys, MTA KFKI RMKI, H-1525 Budapest - Hungary
[30] Florida State Univ, Tallahassee, FL 32306 - USA
[31] Univ Sao Paulo, Inst Fis, BR-05315970 Sao Paulo - Brazil
[32] Abilene Christian Univ, Abilene, TX 79699 - USA
[33] Weizmann Inst Sci, IL-76100 Rehovot - Israel
[34] Univ Tennessee, Knoxville, TN 37996 - USA
[35] Hiroshima Univ, Higashihiroshima 7398526 - Japan
[36] Univ Tsukuba, Inst Phys, Tsukuba, Ibaraki 305 - Japan
[37] Russian Res Ctr, Kurchatov Inst, Moscow - Russia
[38] Univ Clermont Ferrand, CNRS, LPC, IN2P3, F-63177 Clermont Ferrand - France
[39] Univ Illinois, Urbana, IL 61801 - USA
[40] Univ Tokyo, Grad Sch Sci, Ctr Nucl Study, Bunkyo Ku, Tokyo 1130033 - Japan
[41] Lund Univ, Dept Phys, SE-22100 Lund - Sweden
[42] Lawrence Livermore Natl Lab, Livermore, CA 94550 - USA
[43] Korea Univ, Seoul 136701 - South Korea
[44] Tokyo Inst Technol, Dept Phys, Meguro Ku, Tokyo 1528551 - Japan
[45] Myongji Uni, Yongin 449728, Kyonggido - South Korea
[46] Waseda Univ, Adv Res Inst Sci & Engn, Shinjuku Ku, Tokyo 1620044 - Japan
[47] Univ Colorado, Boulder, CO 80309 - USA
[48] Seoul Natl Univ, Syst Elect Lab, Seoul - South Korea
[49] Rikkyo Univ, Dept Phys, Toshima Ku, Tokyo 1718501 - Japan
[50] Banaras Hindu Univ, Dept Phys, Varanasi 221005, Uttar Pradesh - India
[51] Nagasaki Inst Appl Sci, Nagasaki 8510193 - Japan
[52] Univ Debrecen, H-4010 Debrecen - Hungary
Total Affiliations: 52
Document type: Journal article
Source: Physics Letters B; v. 679, n. 4, p. 321-329, AUG 31 2009.
Web of Science Citations: 66
Abstract

We present the first measurement of photoproduction of J/psi and of two-photon production of high-mass e(+)e(-) pairs in electromagnetic (or ultra-peripheral) nucleus-nucleus interactions, using Au + Au data at root s(NN) = 200 GeV. The events are tagged with forward neutrons emitted following Coulomb excitation of one or both Au{*} nuclei. The event sample consists of 28 events with m(e+e-) > 2 GeV/c(2) with zero like-sign background. The measured cross sections at midrapidity of d sigma/dy (J/psi + Xn, y = 0) = 76 +/- 33 (stat) +/- 11 (syst) pb and d(2)sigma /dm dy (e(+) e(-) + Xn, y = 0) = 86 +/- 23(stat) +/- 16(syst) mu b/ (GeV/c(2)) for m(e+e-) epsilon vertical bar 2.0, 2.8 vertical bar GeV/c(2) have been compared and found to be consistent with models for photoproduction of J/psi and QED based calculations of two-photon production of e(+)e(-) pairs. (C) 2009 Elsevier B.V. All rights reserved. (AU)