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Production of π0 and η mesons in U+U collisions at sNN =192 GeV

  • U. Acharya
  • , C. Aidala
  • , N. N. Ajitanand
  • , Y. Akiba
  • , R. Akimoto
  • , J. Alexander
  • , K. Aoki
  • , N. Apadula
  • , H. Asano
  • , E. T. Atomssa
  • , T. C. Awes
  • , B. Azmoun
  • , V. Babintsev
  • , M. Bai
  • , X. Bai
  • , B. Bannier
  • , K. N. Barish
  • , S. Bathe
  • , V. Baublis
  • , C. Baumann
  • S. Baumgart, A. Bazilevsky, M. Beaumier, R. Belmont, A. Berdnikov, Y. Berdnikov, L. Bichon, D. Black, B. Blankenship, D. S. Blau, J. S. Bok, V. Borisov, K. Boyle, M. L. Brooks, J. Bryslawskyj, H. Buesching, V. Bumazhnov, S. Butsyk, S. Campbell, V. Canoa Roman, C. H. Chen, C. Y. Chi, M. Chiu, I. J. Choi, J. B. Choi, S. Choi, P. Christiansen, T. Chujo, V. Cianciolo, B. A. Cole, M. Connors, 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, J. H. Do, L. D'Orazio, O. Drapier, A. Drees, K. A. Drees, J. M. Durham, A. Durum, T. Engelmore, A. Enokizono, R. Esha, S. Esumi, K. O. Eyser, B. Fadem, W. Fan, D. E. Fields, M. Finger, M. Finger, D. Firak, D. Fitzgerald, F. Fleuret, S. L. Fokin, J. E. Frantz, A. Franz, A. D. Frawley, Y. Fukao, T. Fusayasu, K. Gainey, C. Gal, P. Garg, A. Garishvili, I. Garishvili, 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, A. Hodges, 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, Z. Ji, J. Jia, X. Jiang, B. M. Johnson, 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, A. Khatiwada, K. M. Kijima, C. Kim, D. J. Kim, E. J. Kim, Y. J. Kim, Y. K. Kim, D. Kincses, E. Kistenev, J. Klatsky, D. Kleinjan, P. Kline, T. Koblesky, M. Kofarago, B. Komkov, J. Koster, D. Kotchetkov, D. Kotov, F. Krizek, B. Kurgyis, K. Kurita, M. Kurosawa, Y. Kwon, R. Lacey, Y. S. Lai, J. G. Lajoie, D. Larionova, M. Larionova, 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, N. A. Lewis, X. Li, X. Li, S. H. Lim, M. X. Liu, S. Lökös, D. Lynch, C. F. Maguire, T. Majoros, Y. I. Makdisi, M. Makek, A. Manion, V. I. Manko, E. Mannel, M. McCumber, P. L. McGaughey, D. McGlinchey, C. McKinney, A. Meles, M. Mendoza, B. Meredith, W. J. Metzger, Y. Miake, T. Mibe, A. C. Mignerey, A. Milov, D. K. Mishra, J. T. Mitchell, Iu Mitrankov, S. Miyasaka, S. Mizuno, A. K. Mohanty, S. Mohapatra, T. Moon, D. P. Morrison, S. I. Morrow, M. Moskowitz, T. V. Moukhanova, B. Mulilo, T. Murakami, J. Murata, A. Mwai, T. Nagae, S. Nagamiya, J. L. Nagle, M. I. Nagy, I. Nakagawa, Y. Nakamiya, K. R. Nakamura, T. Nakamura, K. Nakano, C. Nattrass, S. Nelson, P. K. Netrakanti, M. Nihashi, T. Niida, R. Nouicer, T. Novák, N. Novitzky, A. S. Nyanin, E. O'Brien, C. A. Ogilvie, H. Oide, K. Okada, J. D. Osborn, A. Oskarsson, 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, W. Peng, D. V. Perepelitsa, G. D.N. Perera, D. Yu Peressounko, C. E. Perezlara, J. Perry, R. Petti, C. Pinkenburg, R. P. Pisani, M. Potekhin, A. Pun, M. L. Purschke, H. Qu, P. V. Radzevich, J. Rak, N. Ramasubramanian, I. Ravinovich, K. F. Read, D. Reynolds, V. Riabov, Y. Riabov, E. Richardson, D. Richford, T. Rinn, N. Riveli, D. Roach, S. D. Rolnick, M. Rosati, J. Runchey, M. S. Ryu, B. Sahlmueller, N. Saito, T. Sakaguchi, H. Sako, V. Samsonov, M. Sarsour, S. Sato, S. Sawada, K. Sedgwick, J. Seele, R. Seidl, Y. Sekiguchi, A. Sen, R. Seto, P. Sett, 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, K. L. Smith, S. Solano, R. A. Soltz, W. E. Sondheim, S. P. Sorensen, I. V. Sourikova, P. W. Stankus, P. Steinberg, E. Stenlund, M. Stepanov, A. Ster, S. P. Stoll, M. R. Stone, T. Sugitate, A. Sukhanov, J. Sun, X. Sun, Z. Sun, A. Takahara, A. Taketani, Y. Tanaka, K. Tanida, M. J. Tannenbaum, S. Tarafdar, A. Taranenko, E. Tennant, A. Timilsina, T. Todoroki, M. Tomášek, H. Torii, R. S. Towell, I. Tserruya, Y. Ueda, B. Ujvari, 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. P. Wong, C. L. Woody, Y. Wu, M. Wysocki, B. Xia, Q. Xu, Y. L. Yamaguchi, A. Yanovich, S. Yokkaichi, I. Yoon, Z. You, I. Younus, I. E. Yushmanov, W. A. Zajc, A. Zelenski, Y. Zhai, S. Zharko, S. Zhou, L. Zou
  • Georgia State University
  • Los Alamos National Laboratory
  • University of Michigan, Ann Arbor
  • Stony Brook University
  • RIKEN
  • Brookhaven National Lab
  • The University of Tokyo
  • High Energy Accelerator Research Organization, Tsukuba
  • 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 California at Riverside
  • City University of New York
  • Petersburg Nuclear Physics InstituteGatchina
  • University of Colorado Boulder
  • University of North Carolina at Greensboro
  • Vanderbilt University
  • Peter the Great St. Petersburg Polytechnic University
  • Russian Research Centre Kurchatov Institute
  • Moscow Engineering Physics 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
  • Muhlenberg College
  • Eötvös Loránd University
  • Hungarian Academy of Sciences
  • Abilene Christian University
  • Yonsei University
  • University of Maryland, College Park
  • CNRS-IN2P3
  • Rikkyo University
  • Charles University
  • University of Debrecen
  • Ohio University
  • Florida State University
  • Nagasaki Institute of Applied Science
  • Banaras Hindu University
  • University of Tennessee
  • Lawrence Livermore National Laboratory
  • Augustana University
  • Nara Women's University
  • Ewha Womans University
  • Korea University
  • Japan Atomic Energy Agency
  • Hiroshima University
  • Myongji University
  • Université Paris-Saclay
  • Hanyang University
  • University of Massachusetts
  • University of Helsinki
  • Sungkyunkwan University
  • Pusan National University
  • Weizmann Institute of Science
  • University of Zagreb
  • Eszterhazy Karoly University
  • Homi Bhabha National Institute
  • Institute of Science Tokyo
  • Florida A&M University
  • Institute for Nuclear Research of the Russian Academy of Sciences
  • Czech Technical University in Prague
  • Czech Academy of Sciences
  • Lahore University of Management Sciences

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

The PHENIX experiment at the Relativistic Heavy Ion Collider measured π0 and η mesons at midrapidity in U+U collisions at sNN=192 GeV in a wide transverse momentum range. Measurements were performed in the π0(η)→γγ decay modes. A strong suppression of π0 and η meson production at high transverse momentum was observed in central U+U collisions relative to binary scaled p+p results. Yields of π0 and η mesons measured in U+U collisions show similar suppression pattern to those measured in Au+Au collisions at sNN=200 GeV for similar numbers of participant nucleons. The η/π0 ratios do not show dependence on centrality or transverse momentum and are consistent with previously measured values in hadron-hadron, hadron-nucleus, nucleus-nucleus, and e+e- collisions.

Original languageEnglish
Article number064905
JournalPhysical Review C
Volume102
Issue number6
DOIs
StatePublished - Dec 4 2020

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