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Nuclear matter effects on J/ψ production in asymmetric Cu+Au collisions at sNN =200 GeV

  • A. Adare
  • , C. Aidala
  • , N. N. Ajitanand
  • , Y. Akiba
  • , R. Akimoto
  • , J. Alexander
  • , M. Alfred
  • , K. Aoki
  • , N. Apadula
  • , Y. Aramaki
  • , H. Asano
  • , E. T. Atomssa
  • , T. C. Awes
  • , B. Azmoun
  • , V. Babintsev
  • , M. Bai
  • , X. Bai
  • , N. S. Bandara
  • , B. Bannier
  • , K. N. Barish
  • S. Bathe, V. Baublis, C. Baumann, S. Baumgart, A. Bazilevsky, M. Beaumier, S. Beckman, R. Belmont, A. Berdnikov, Y. Berdnikov, X. Bing, D. Black, D. S. Blau, J. S. Bok, K. Boyle, M. L. Brooks, J. Bryslawskyj, H. Buesching, V. Bumazhnov, S. Butsyk, S. Campbell, C. H. Chen, C. Y. Chi, M. Chiu, I. J. Choi, J. B. Choi, S. Choi, P. Christiansen, T. Chujo, V. Cianciolo, Z. Citron, B. A. Cole, N. Cronin, N. Crossette, M. Csanád, T. Csörgo, A. Datta, M. S. Daugherity, G. David, K. Deblasio, K. Dehmelt, A. Denisov, A. Deshpande, E. J. Desmond, L. Ding, A. Dion, J. H. Do, O. Drapier, A. Drees, K. A. Drees, J. M. Durham, A. Durum, L. D'Orazio, T. Engelmore, A. Enokizono, H. En'Yo, S. Esumi, K. O. Eyser, B. Fadem, N. Feege, D. E. Fields, M. Finger, M. Finger, F. Fleuret, S. L. Fokin, J. E. Frantz, A. Franz, A. D. Frawley, Y. Fukao, K. Gainey, C. Gal, P. Gallus, P. Garg, A. Garishvili, I. Garishvili, H. Ge, F. Giordano, A. Glenn, X. Gong, M. Gonin, Y. Goto, R. Granier De Cassagnac, N. Grau, S. V. Greene, M. Grosse Perdekamp, Y. Gu, T. Gunji, H. Guragain, T. Hachiya, J. S. Haggerty, K. I. Hahn, H. Hamagaki, S. Y. Han, J. Hanks, S. Hasegawa, K. Hashimoto, R. Hayano, X. He, T. K. Hemmick, T. Hester, J. C. Hill, R. S. Hollis, K. Homma, B. Hong, T. Hoshino, J. Huang, S. Huang, T. Ichihara, Y. Ikeda, K. Imai, Y. Imazu, M. Inaba, A. Iordanova, D. Isenhower, A. Isinhue, D. Ivanishchev, B. V. Jacak, S. J. Jeon, M. Jezghani, J. Jia, X. Jiang, B. M. Johnson, E. Joo, K. S. Joo, D. Jouan, D. S. Jumper, J. Kamin, S. Kanda, B. H. Kang, J. H. Kang, J. S. Kang, J. Kapustinsky, D. Kawall, A. V. Kazantsev, J. A. Key, V. Khachatryan, P. K. Khandai, A. Khanzadeev, K. Kihara, K. M. Kijima, C. Kim, D. H. Kim, D. J. Kim, E. J. Kim, H. J. Kim, M. Kim, Y. J. Kim, Y. K. Kim, E. Kistenev, J. Klatsky, D. Kleinjan, P. Kline, T. Koblesky, M. Kofarago, B. Komkov, J. Koster, D. Kotchetkov, D. Kotov, F. Krizek, K. Kurita, M. Kurosawa, Y. Kwon, R. Lacey, Y. S. Lai, J. G. Lajoie, A. Lebedev, D. M. Lee, G. H. Lee, J. Lee, K. B. Lee, K. S. Lee, S. H. Lee, M. J. Leitch, M. Leitgab, B. Lewis, X. Li, S. H. Lim, M. X. Liu, D. Lynch, C. F. Maguire, Y. I. Makdisi, M. Makek, A. Manion, V. I. Manko, E. Mannel, T. Maruyama, M. McCumber, P. L. McGaughey, D. McGlinchey, C. McKinney, A. Meles, M. Mendoza, B. Meredith, Y. Miake, T. Mibe, A. C. Mignerey, A. J. Miller, A. Milov, D. K. Mishra, J. T. Mitchell, S. Miyasaka, S. Mizuno, A. K. Mohanty, P. Montuenga, T. Moon, D. P. Morrison, M. Moskowitz, T. V. Moukhanova, T. Murakami, J. Murata, A. Mwai, T. Nagae, S. Nagamiya, J. L. Nagle, M. I. Nagy, I. Nakagawa, H. Nakagomi, Y. Nakamiya, K. R. Nakamura, T. Nakamura, K. Nakano, C. Nattrass, P. K. Netrakanti, M. Nihashi, T. Niida, R. Nouicer, T. Novak, N. Novitzky, A. S. Nyanin, E. O'Brien, C. A. Ogilvie, H. Oide, K. Okada, J. D. Orjuela Koop, A. Oskarsson, H. Ozaki, K. Ozawa, R. Pak, V. Pantuev, V. Papavassiliou, I. H. Park, S. Park, S. K. Park, S. F. Pate, L. Patel, M. Patel, J. C. Peng, D. V. Perepelitsa, G. D.N. Perera, D. Yu Peressounko, J. Perry, R. Petti, C. Pinkenburg, R. Pinson, R. P. Pisani, M. L. Purschke, H. Qu, J. Rak, I. Ravinovich, K. F. Read, D. Reynolds, V. Riabov, Y. Riabov, E. Richardson, N. Riveli, D. Roach, S. D. Rolnick, M. Rosati, Z. Rowan, J. G. Rubin, M. S. Ryu, B. Sahlmueller, N. Saito, T. Sakaguchi, H. Sako, V. Samsonov, M. Sarsour, S. Sato, S. Sawada, B. Schaefer, B. K. Schmoll, K. Sedgwick, J. Seele, R. Seidl, Y. Sekiguchi, A. Sen, R. Seto, P. Sett, A. Sexton, D. Sharma, A. Shaver, I. Shein, T. A. Shibata, K. Shigaki, M. Shimomura, K. Shoji, P. Shukla, A. Sickles, C. L. Silva, D. Silvermyr, B. K. Singh, C. P. Singh, V. Singh, M. Skolnik, M. Slunečka, S. Solano, R. A. Soltz, W. E. Sondheim, S. P. Sorensen, M. Soumya, I. V. Sourikova, P. W. Stankus, P. Steinberg, E. Stenlund, M. Stepanov, A. Ster, S. P. Stoll, M. R. Stone, T. Sugitate, A. Sukhanov, T. Sumita, J. Sun, J. Sziklai, A. Takahara, A. Taketani, K. Tanida, M. J. Tannenbaum, S. Tarafdar, A. Taranenko, E. Tennant, A. Timilsina, T. Todoroki, M. Tomášek, H. Torii, M. Towell, R. Towell, R. S. Towell, I. Tserruya, H. W. Van Hecke, M. Vargyas, E. Vazquez-Zambrano, A. Veicht, J. Velkovska, R. Vértesi, M. Virius, V. Vrba, E. Vznuzdaev, X. R. Wang, D. Watanabe, K. Watanabe, Y. Watanabe, Y. S. Watanabe, F. Wei, S. Whitaker, S. Wolin, C. L. Woody, M. Wysocki, B. Xia, L. Xue, S. Yalcin, Y. L. Yamaguchi, A. Yanovich, S. Yokkaichi, I. Yoon, Z. You, I. Younus, I. E. Yushmanov, W. A. Zajc, A. Zelenski, S. Zhou
  • University of Colorado Boulder
  • Los Alamos National Laboratory
  • University of Michigan, Ann Arbor
  • Stony Brook University
  • RIKEN
  • Riken BNL Research Center
  • The University of Tokyo
  • Howard University
  • Iowa State University
  • Kyoto University
  • Oak Ridge National Laboratory
  • United States Department of Energy
  • Institute for High Energy Physics
  • Brookhaven National Laboratory
  • China National Nuclear Corporation
  • University of Massachusetts
  • University of California at Riverside
  • City University of New York
  • RAS - Saint Petersburg Nuclear Physics Institute
  • Vanderbilt University
  • Peter the Great St. Petersburg Polytechnic University
  • Ohio University
  • Russian Research Centre Kurchatov Institute
  • New Mexico State University
  • University of New Mexico
  • Columbia University
  • University of Illinois at Urbana-Champaign
  • Jeonbuk National University
  • Seoul National University
  • Lund University
  • University of Tsukuba
  • Weizmann Institute of Science
  • Muhlenberg College
  • Eotvos Lorand University
  • Hungarian Academy of Sciences
  • Abilene Christian University
  • Yonsei University
  • Sorbonne Université
  • University of Maryland, College Park
  • Rikkyo University
  • Charles University
  • Florida State University
  • High Energy Accelerator Research Organization, Tsukuba
  • Czech Technical University in Prague
  • Banaras Hindu University
  • University of Tennessee, Knoxville
  • Lawrence Livermore National Laboratory
  • Augustana College, Sioux Falls
  • Georgia State University
  • Ewha Womans University
  • Japan Atomic Energy Agency
  • Hiroshima University
  • Korea University
  • Myongji University
  • Université Paris-Saclay
  • Hanyang University
  • University of Jyväskylä
  • University of Zagreb
  • Bhabha Atomic Research Centre
  • Institute of Science Tokyo
  • RAS - Institute for Nuclear Research
  • Czech Academy of Sciences
  • Lahore University of Management Sciences

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

We report on J/ψ production from asymmetric Cu+Au heavy-ion collisions at sNN=200 GeV at the Relativistic Heavy Ion Collider at both forward (Cu-going direction) and backward (Au-going direction) rapidities. The nuclear modification of J/ψ yields in Cu+Au collisions in the Au-going direction is found to be comparable to that in Au+Au collisions when plotted as a function of the number of participating nucleons. In the Cu-going direction, J/ψ production shows a stronger suppression. This difference is comparable in magnitude and has the same sign as the difference expected from shadowing effects due to stronger low-x gluon suppression in the larger Au nucleus.

Original languageEnglish
Article number064908
JournalPhysical Review C - Nuclear Physics
Volume90
Issue number6
DOIs
StatePublished - Dec 18 2014
Externally publishedYes

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