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Quadrupole anisotropy in dihadron azimuthal correlations in central d+Au collisions at √sNN=200 GeV

  • A. Adare*
  • , C. Aidala
  • , N. N. Ajitanand
  • , Y. Akiba
  • , H. Al-Bataineh
  • , J. Alexander
  • , A. Angerami
  • , K. Aoki
  • , N. Apadula
  • , Y. Aramaki
  • , E. T. Atomssa
  • , R. Averbeck
  • , T. C. Awes
  • , B. Azmoun
  • , V. Babintsev
  • , M. Bai
  • , G. Baksay
  • , L. Baksay
  • , K. N. Barish
  • , B. Bassalleck
  • A. T. Basye, S. Bathe, V. Baublis, C. Baumann, A. Bazilevsky, S. Belikov, R. Belmont, R. Bennett, J. H. Bhom, D. S. Blau, J. S. Bok, K. Boyle, M. L. Brooks, H. Buesching, V. Bumazhnov, G. Bunce, S. Butsyk, S. Campbell, A. Caringi, C. H. Chen, C. Y. Chi, M. Chiu, I. J. Choi, J. B. Choi, R. K. Choudhury, P. Christiansen, T. Chujo, P. Chung, O. Chvala, V. Cianciolo, Z. Citron, B. A. Cole, Z. Conesa Del Valle, M. Connors, M. Csanád, T. Csörgo, T. Dahms, S. Dairaku, I. Danchev, K. Das, A. Datta, G. David, M. K. Dayananda, A. Denisov, A. Deshpande, E. J. Desmond, K. V. Dharmawardane, O. Dietzsch, A. Dion, M. Donadelli, O. Drapier, A. Drees, K. A. Drees, J. M. Durham, A. Durum, D. Dutta, L. D'Orazio, S. Edwards, Y. V. Efremenko, F. Ellinghaus, T. Engelmore, A. Enokizono, H. En'Yo, S. Esumi, B. Fadem, D. E. Fields, M. Finger, M. Finger, F. Fleuret, S. L. Fokin, Z. Fraenkel, J. E. Frantz, A. Franz, A. D. Frawley, K. Fujiwara, Y. Fukao, T. Fusayasu, I. Garishvili, A. Glenn, H. Gong, M. Gonin, Y. Goto, R. Granier De Cassagnac, N. Grau, S. V. Greene, G. Grim, M. Grosse Perdekamp, T. Gunji, H. Å Gustafsson, J. S. Haggerty, K. I. Hahn, H. Hamagaki, J. Hamblen, R. Han, J. Hanks, E. Haslum, R. Hayano, X. He, M. Heffner, T. K. Hemmick, T. Hester, J. C. Hill, M. Hohlmann, W. Holzmann, K. Homma, B. Hong, T. Horaguchi, D. Hornback, S. Huang, T. Ichihara, R. Ichimiya, Y. Ikeda, K. Imai, M. Inaba, D. Isenhower, M. Ishihara, M. Issah, D. Ivanischev, Y. Iwanaga, B. V. Jacak, J. Jia, X. Jiang, J. Jin, B. M. Johnson, T. Jones, K. S. Joo, D. Jouan, D. S. Jumper, F. Kajihara, J. Kamin, J. H. Kang, J. Kapustinsky, K. Karatsu, M. Kasai, D. Kawall, M. Kawashima, A. V. Kazantsev, T. Kempel, A. Khanzadeev, K. M. Kijima, J. Kikuchi, A. Kim, B. I. Kim, D. J. Kim, E. J. Kim, Y. J. Kim, E. Kinney, A. Kiss, E. Kistenev, D. Kleinjan, L. Kochenda, B. Komkov, M. Konno, J. Koster, A. Král, A. Kravitz, G. J. Kunde, K. Kurita, M. Kurosawa, Y. Kwon, G. S. Kyle, R. Lacey, Y. S. Lai, J. G. Lajoie, A. Lebedev, D. M. Lee, J. Lee, K. B. Lee, K. S. Lee, M. J. Leitch, M. A.L. Leite, X. Li, P. Lichtenwalner, P. Liebing, L. A. Linden Levy, T. Liška, H. Liu, M. X. Liu, B. Love, D. Lynch, C. F. Maguire, Y. I. Makdisi, M. D. Malik, V. I. Manko, E. Mannel, Y. Mao, H. Masui, F. Matathias, M. McCumber, P. L. McGaughey, D. McGlinchey, N. Means, B. Meredith, Y. Miake, T. Mibe, A. C. Mignerey, K. Miki, A. Milov, J. T. Mitchell, A. K. Mohanty, H. J. Moon, Y. Morino, A. Morreale, D. P. Morrison, T. V. Moukhanova, T. Murakami, J. Murata, S. Nagamiya, J. L. Nagle, M. Naglis, M. I. Nagy, I. Nakagawa, Y. Nakamiya, K. R. Nakamura, T. Nakamura, K. Nakano, S. Nam, J. Newby, M. Nguyen, M. Nihashi, R. Nouicer, A. S. Nyanin, C. Oakley, E. O'Brien, S. X. Oda, C. A. Ogilvie, M. Oka, K. Okada, Y. Onuki, A. Oskarsson, M. Ouchida, K. Ozawa, R. Pak, V. Pantuev, V. Papavassiliou, I. H. Park, S. K. Park, W. J. Park, S. F. Pate, H. Pei, J. C. Peng, H. Pereira, D. Perepelitsa, D. Yu Peressounko, R. Petti, C. Pinkenburg, R. P. Pisani, M. Proissl, M. L. Purschke, H. Qu, J. Rak, I. Ravinovich, K. F. Read, S. Rembeczki, K. Reygers, V. Riabov, Y. Riabov, E. Richardson, D. Roach, G. Roche, S. D. Rolnick, M. Rosati, C. A. Rosen, S. S.E. Rosendahl, P. Ružička, B. Sahlmueller, N. Saito, T. Sakaguchi, K. Sakashita, V. Samsonov, S. Sano, T. Sato, S. Sawada, K. Sedgwick, J. Seele, R. Seidl, R. Seto, D. Sharma, I. Shein, T. A. Shibata, K. Shigaki, M. Shimomura, K. Shoji, P. Shukla, A. Sickles, C. L. Silva, D. Silvermyr, C. Silvestre, K. S. Sim, B. K. Singh, C. P. Singh, V. Singh, M. Slunečka, R. A. Soltz, W. E. Sondheim, S. P. Sorensen, I. V. Sourikova, P. W. Stankus, E. Stenlund, S. P. Stoll, T. Sugitate, A. Sukhanov, J. Sziklai, E. M. Takagui, A. Taketani, R. Tanabe, Y. Tanaka, S. Taneja, K. Tanida, M. J. Tannenbaum, S. Tarafdar, A. Taranenko, H. Themann, D. Thomas, T. L. Thomas, M. Togawa, A. Toia, L. Tomášek, H. Torii, R. S. Towell, I. Tserruya, Y. Tsuchimoto, C. Vale, H. Valle, H. W. Van Hecke, E. Vazquez-Zambrano, A. Veicht, J. Velkovska, R. Vértesi, M. Virius, V. Vrba, E. Vznuzdaev, X. R. Wang, D. Watanabe, K. Watanabe, Y. Watanabe, F. Wei, R. Wei, J. Wessels, S. N. White, D. Winter, C. L. Woody, R. M. Wright, M. Wysocki, Y. L. Yamaguchi, K. Yamaura, R. Yang, A. Yanovich, J. Ying, S. Yokkaichi, Z. You, G. R. Young, I. Younus, I. E. Yushmanov, W. A. Zajc, S. Zhou
*Corresponding author for this work
  • University of Colorado Boulder
  • University of Massachusetts
  • University of Michigan, Ann Arbor
  • Stony Brook University
  • RIKEN
  • Riken BNL Research Center
  • New Mexico State University
  • Columbia University
  • Kyoto University
  • The University of Tokyo
  • Laboratoire Leprince-Ringuet
  • Oak Ridge National Laboratory
  • Brookhaven National Laboratory
  • NRC Kurchatov Institute IHEP
  • Florida Institute of Technology
  • University of California at Riverside
  • University of New Mexico
  • Abilene Christian University
  • City University of New York
  • Petersburg Nuclear Physics Institute (PNPI)
  • University of Münster
  • Vanderbilt University
  • Yonsei University
  • Russian Research Centre Kurchatov Institute
  • Los Alamos National Laboratory
  • Muhlenberg College
  • Jeonbuk National University
  • Homi Bhabha National Institute
  • Lund University
  • University of Tsukuba
  • Eötvös Loránd University
  • Hungarian Academy of Sciences
  • Florida State University
  • Georgia State University
  • Universidade de São Paulo
  • Iowa State University
  • University of Maryland, College Park
  • Charles University
  • Weizmann Institute of Science
  • Ohio University
  • Nagasaki Institute of Applied Science
  • University of Tennessee
  • Lawrence Livermore National Laboratory
  • Augustana College, Sioux Falls
  • University of Illinois at Urbana-Champaign
  • Ewha Womans University
  • Peking University
  • Hiroshima University
  • Korea University
  • Japan Atomic Energy Agency
  • Myongji University
  • Université Paris-Saclay
  • Rikkyo University
  • Waseda University
  • University of Jyväskylä
  • Czech Technical University in Prague
  • China National Nuclear Corporation
  • High Energy Accelerator Research Organization, Tsukuba
  • Institute for Nuclear Research of the Russian Academy of Sciences
  • CEA Saclay
  • Université Blaise Pascal
  • Czech Academy of Sciences
  • Institute of Science Tokyo
  • Banaras Hindu University
  • Lahore University of Management Sciences

Research output: Contribution to journalJournal articlepeer-review

Abstract

The PHENIX collaboration at the Relativistic Heavy Ion Collider (RHIC) reports measurements of azimuthal dihadron correlations near midrapidity in d+Au collisions at √sNN=200 GeV. These measurements complement recent analyses by experiments at the Large Hadron Collider (LHC) involving central p+Pb collisions at √sNN=5.02 TeV, which have indicated strong anisotropic long-range correlations in angular distributions of hadron pairs. The origin of these anisotropies is currently unknown. Various competing explanations include parton saturation and hydrodynamic flow. We observe qualitatively similar, but larger, anisotropies in d+Au collisions at RHIC compared to those seen in p+Pb collisions at the LHC. The larger extracted v2 values in d+Au are consistent with expectations from hydrodynamic calculations owing to the larger expected initial-state eccentricity compared with that from p+Pb collisions. When both are divided by an estimate of the initial-state eccentricity the scaled anisotropies follow a common trend with multiplicity that may extend to heavy ion data at RHIC and the LHC, where the anisotropies are widely thought to arise from hydrodynamic flow.

Original languageEnglish
Article number212301
JournalPhysical Review Letters
Volume111
Issue number21
DOIs
StatePublished - 2013.11.20

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