Nonperturbative-transverse-momentum broadening in dihadron angular correlations in root S-NN=200 GeV proton-nucleus collisions

  • Aidala, C.
  • Akiba, Y.
  • Alfred, M.
  • Andrieux, V
  • Apadula, N.
  • ... Hong, B.
  • 외 293명
Citations

WEB OF SCIENCE

6
Citations

SCOPUS

8

초록

The PHENIX collaboration has measured high-P T dihadron correlations in p + p, p + A1, and p + Au collisions at root S-NN = 200 GeV. The correlations arise from inter- and intrajet correlations and thus have sensitivity to nonperturbative effects in both the initial and final states. The distributions of p(out), the transverse-momentum component of the associated hadron perpendicular to the trigger hadron, are sensitive to initial-and final-state transverse momenta. These distributions are measured multidifferentially as a function of x(E), the longitudinal momentum fraction of the associated hadron with respect to the trigger hadron. The near-side p(out) widths, sensitive to fragmentation transverse momentum, show no significant broadening between p + Au, p + A1, and p + p. The away-side nonperturbative p(out) widths are found to be broadened in p + Au when compared to p + p; however, there is no significant broadening in p + A1 compared to p + p collisions. The data also suggest that the away-side p(out) broadening is a function of N-coll, the number of binary nucleon-nucleon collisions, in the interaction. The potential implications of these results with regard to initial- and final-state transverse-momentum broadening and energy loss of partons in a nucleus, among other nuclear effects, are discussed.

키워드

DEEP-INELASTIC SCATTERINGHIGH-ENERGY PARTONSP-PB COLLISIONSLONG-RANGELEAD COLLISIONSPHENIXHADRONSFRAGMENTATIONDEPENDENCECENTRALITY
제목
Nonperturbative-transverse-momentum broadening in dihadron angular correlations in root S-NN=200 GeV proton-nucleus collisions
저자
Aidala, C.Akiba, Y.Alfred, M.Andrieux, VApadula, N.Asano, H.Azmoun, B.Babintsev, VBandara, N. S.Barish, K. N.Bathe, S.Bazilevsky, A.Beaumier, M.Belmont, R.Berdnikov, A.Berdnikov, Y.Blau, D. S.Boer, M.Bok, J. S.Brooks, M. L.Bryslawskyj, J.Bumazhnov, VCampbell, S.Roman, V. CanoaCervantes, R.Chi, C. Y.Chiu, M.Choi, I. J.Choi, J. B.Citron, Z.Connors, M.Cronin, N.Csanad, M.Csorgo, T.Danley, T. W.Daugherity, M. S.David, G.DeBlasio, K.Dehmelt, K.Denisov, A.Deshpande, A.Desmond, E. J.Dion, A.Dixit, D.Do, J. H.Drees, A.Drees, K. A.Durham, J. M.Durum, A.Enokizono, A.En'yo, H.Esumi, S.Fadem, B.Fan, W.Feege, N.Fields, D. E.Finger, M.Finger, M., Jr.Fokin, S. L.Frantz, J. E.Franz, A.Frawley, A. D.Fukuda, Y.Gal, C.Gallus, P.Garg, P.Ge, H.Giordano, F.Goto, Y.Grau, N.Greene, S., VPerdekamp, M. GrosseGunji, T.Guragain, H.Hachiya, T.Haggerty, J. S.Hahn, K., IHamagaki, H.Hamilton, H. F.Han, S. Y.Hanks, J.Hasegawa, S.Haseler, T. O. S.He, X.Hemmick, T. K.Hill, J. C.Hill, K.Hodges, A.Hollis, R. S.Homma, K.Hong, B.Hoshino, T.Hotvedt, N.Huang, J.Huang, S.Imai, K.Inaba, M.Iordanova, A.Isenhower, D.Ivanishchev, D.Jacak, B., VJezghani, M.Ji, Z.Jiang, X.Johnson, B. M.Jouan, D.Jumper, D. S.Kang, J. H.Kapukchyan, D.Karthas, S.Kawall, D.Kazantsev, A., VKhachatryan, VKhanzadeev, A.Kim, C.Kim, E-JKim, M.Kincses, D.Kistenev, E.Klatsky, J.Kline, P.Koblesky, T.Kotov, D.Kudo, S.Kurgyis, B.Kurita, K.Kwon, Y.Lajoie, J. G.Lebedev, A.Lee, S.Lee, S. H.Leitch, M. J.Leung, Y. H.Lewis, N. A.Li, X.Lim, S. H.Liu, M. X.Loggins, V-RLokos, S.Lovasz, K.Lynch, D.Majoros, T.Makdisi, Y., IMakek, M.Manko, V., IMannel, E.McCumber, M.McGaughey, P. L.McGlinchey, D.McKinney, C.Mendoza, M.Metzger, W. J.Mignerey, A. C.Mihalik, D. E.Milov, A.Mishra, D. K.Mitchell, J. T.Mitrankov, IMitsuka, G.Miyasaka, S.Mizuno, S.Montuenga, P.Moon, T.Morrison, D. P.Morrow, S., IMurakami, T.Murata, J.Nagai, K.Nagashima, K.Nagashima, T.Nagle, J. L.Nagy, M., INakagawa, INakano, K.Nattrass, C.Niida, T.Nishitani, R.Nouicer, R.Novak, T.Novitzky, N.Nyanin, A. S.O'Brien, E.Ogilvie, C. A.Koop, J. D. OrjuelaOsborn, J. D.Oskarsson, A.Ottino, G. J.Ozawa, K.Pantuev, VPapavassiliou, VPark, J. S.Park, S.Pate, S. F.Patel, M.Peng, W.Perepelitsa, D., VPerera, G. D. N.Peressounko, D. YuPerezLara, C. E.Perry, J.Petti, R.Phipps, M.Pinkenburg, C.Pisani, R. P.Pun, A.Purschke, M. L.Radzevich, P., VRead, K. F.Reynolds, D.Riabov, VRiabov, Y.Richford, D.Rinn, T.Rolnick, S. D.Rosati, M.Rowan, Z.Runchey, J.Safonov, A. S.Sakaguchi, T.Sako, H.Samsonov, VSarsour, M.Sato, S.Schaefer, B.Schmoll, B. K.Sedgwick, K.Seidl, R.Sen, A.Seto, R.Sexton, A.Sharma, D.Shein, IShibata, T-AShigaki, K.Shimomura, M.Shioya, T.Shukla, P.Sickles, A.Silva, C. L.Silvermyr, D.Singh, B. K.Singh, C. P.Singh, VSkoby, M. J.Slunecka, M.Smith, K. L.Snowball, M.Soltz, R. A.Sondheim, W. E.Sorensen, S. P.Sourikova, I., VStankus, P. W.Stoll, S. P.Sugitate, T.Sukhanov, A.Sumita, T.Sun, J.Sun, Z.Suzuki, S.Sziklai, J.Tanida, K.Tannenbaum, M. J.Tarafdar, S.Taranenko, A.Tarnai, G.Tieulent, R.Timilsina, A.Todoroki, T.Tomasek, M.Towell, C. L.Towell, R. S.Tserruya, IUeda, Y.Ujvari, B.van Hecke, H. W.Velkovska, J.Virius, M.Vrba, V.Vukman, N.Wang, X. R.Wang, Z.Watanabe, Y. S.Wong, C. P.Woody, C. L.Xu, C.Xu, Q.Xue, L.Yalcin, S.Yamaguchi, Y. L.Yamamoto, H.Yanovich, A.Yoo, J. H.Yoon, IYu, H.Yushmanov, I. E.Zajc, W. A.Zelenski, A.Zharko, S.Zou, L.
DOI
10.1103/PhysRevC.99.044912
발행일
2019-04-18
유형
Article
저널명
Physical Review c
99
4