Long-range pseudorapidity dihadron correlations in d+Au collisions at sNN=200 GeV

oleh: L. Adamczyk, J.K. Adkins, G. Agakishiev, M.M. Aggarwal, Z. Ahammed, I. Alekseev, J. Alford, A. Aparin, D. Arkhipkin, E.C. Aschenauer, G.S. Averichev, A. Banerjee, R. Bellwied, A. Bhasin, A.K. Bhati, P. Bhattarai, J. Bielcik, J. Bielcikova, L.C. Bland, I.G. Bordyuzhin, J. Bouchet, A.V. Brandin, I. Bunzarov, T.P. Burton, J. Butterworth, H. Caines, M. Calder'on de la Barca S'anchez, J.M. Campbell, D. Cebra, M.C. Cervantes, I. Chakaberia, P. Chaloupka, Z. Chang, S. Chattopadhyay, J.H. Chen, X. Chen, J. Cheng, M. Cherney, W. Christie, M.J.M. Codrington, G. Contin, H.J. Crawford, S. Das, L.C. De Silva, R.R. Debbe, T.G. Dedovich, J. Deng, A.A. Derevschikov, B. di Ruzza, L. Didenko, C. Dilks, X. Dong, J.L. Drachenberg, J.E. Draper, C.M. Du, L.E. Dunkelberger, J.C. Dunlop, L.G. Efimov, J. Engelage, G. Eppley, R. Esha, O. Evdokimov, O. Eyser, R. Fatemi, S. Fazio, P. Federic, J. Fedorisin, Feng, P. Filip, Y. Fisyak, C.E. Flores, L. Fulek, C.A. Gagliardi, D. Garand, F. Geurts, A. Gibson, M. Girard, L. Greiner, D. Grosnick, D.S. Gunarathne, Y. Guo, S. Gupta, A. Gupta, W. Guryn, A. Hamad, A. Hamed, R. Haque, J.W. Harris, L. He, S. Heppelmann, A. Hirsch, G.W. Hoffmann, D.J. Hofman, S. Horvat, H.Z. Huang, X. Huang, B. Huang, P. Huck, T.J. Humanic, G. Igo, W.W. Jacobs, H. Jang, K. Jiang, E.G. Judd, S. Kabana, D. Kalinkin, K. Kang, K. Kauder, H.W. Ke, D. Keane, A. Kechechyan, Z.H. Khan, D.P. Kikola, I. Kisel, A. Kisiel, D.D. Koetke, T. Kollegger, L.K. Kosarzewski, L. Kotchenda, A.F. Kraishan, P. Kravtsov, K. Krueger, I. Kulakov, L. Kumar, R.A. Kycia, M.A.C. Lamont, J.M. Landgraf, K.D. Landry, J. Lauret, A. Lebedev, R. Lednicky, J.H. Lee, X. Li, X. Li, W. Li, Z.M. Li, Y. Li, C. Li, M.A. Lisa, F. Liu, T. Ljubicic, W.J. Llope, M. Lomnitz, R.S. Longacre, X. Luo, L. Ma, R. Ma, G.L. Ma, Y.G. Ma, N. Magdy, R. Majka, A. Manion, S. Margetis, C. Markert, H. Masui, H.S. Matis, D. McDonald, K. Meehan, N.G. Minaev, S. Mioduszewski, B. Mohanty, M.M. Mondal, D.A. Morozov, M.K. Mustafa, B.K. Nandi, Md. Nasim, T.K. Nayak, G. Nigmatkulov, L.V. Nogach, S.Y. Noh, J. Novak, S.B. Nurushev, G. Odyniec, A. Ogawa, K. Oh, V. Okorokov, D.L. Olvitt Jr., B.S. Page, Y.X. Pan, Y. Pandit, Y. Panebratsev, T. Pawlak, B. Pawlik, H. Pei, C. Perkins, A. Peterson, P. Pile, M. Planinic, J. Pluta, N. Poljak, K. Poniatowska, J. Porter, M. Posik, A.M. Poskanzer, N.K. Pruthi, J. Putschke, H. Qiu, A. Quintero, S. Ramachandran, R. Raniwala, S. Raniwala, R.L. Ray, H.G. Ritter, J.B. Roberts, O.V. Rogachevskiy, J.L. Romero, A. Roy, L. Ruan, J. Rusnak, O. Rusnakova, N.R. Sahoo, P.K. Sahu, I. Sakrejda, S. Salur, A. Sandacz, J. Sandweiss, A. Sarkar, J. Schambach, R.P. Scharenberg, A.M. Schmah, W.B. Schmidke, N. Schmitz, J. Seger, P. Seyboth, N. Shah, E. Shahaliev, P.V. Shanmuganathan, M. Shao, M.K. Sharma, B. Sharma, W.Q. Shen, S.S. Shi, Q.Y. Shou, E.P. Sichtermann, R. Sikora, M. Simko, M.J. Skoby, N. Smirnov, D. Smirnov, D. Solanki, L. Song, P. Sorensen, H.M. Spinka, B. Srivastava, T.D.S. Stanislaus, R. Stock, M. Strikhanov, B. Stringfellow, M. Sumbera, B.J. Summa, Y. Sun, Z. Sun, X.M. Sun, X. Sun, B. Surrow, D.N. Svirida, M.A. Szelezniak, J. Takahashi, A.H. Tang, Z. Tang, T. Tarnowsky, A.N. Tawfik, J.H. Thomas, A.R. Timmins, D. Tlusty, M. Tokarev, S. Trentalange, R.E. Tribble, P. Tribedy, S.K. Tripathy, B.A. Trzeciak, O.D. Tsai, T. Ullrich, D.G. Underwood, I. Upsal, G. Van Buren, G. van Nieuwenhuizen, M. Vandenbroucke, R. Varma, A.N. Vasiliev, R. Vertesi, F. Videbaek, Y.P. Viyogi, S. Vokal, S.A. Voloshin, A. Vossen, Y. Wang, F. Wang, H. Wang, J.S. Wang, G. Wang, Y. Wang, J.C. Webb, G. Webb, L. Wen, G.D. Westfall, H. Wieman, S.W. Wissink, R. Witt, Y.F. Wu, Z. Xiao, W. Xie, K. Xin, Z. Xu, Q.H. Xu, N. Xu, H. Xu, Y.F. Xu, Y. Yang, C. Yang, S. Yang, Q. Yang, Y. Yang, Z. Ye, P. Yepes, L. Yi, K. Yip, I.-K. Yoo, N. Yu, H. Zbroszczyk, W. Zha, J.B. Zhang, X.P. Zhang, S. Zhang, J. Zhang, Z. Zhang, Y. Zhang, J.L. Zhang, F. Zhao, J. Zhao, C. Zhong, L. Zhou, X. Zhu, Y. Zoulkarneeva, M. Zyzak

Format: Article
Diterbitkan: Elsevier 2015-07-01

Deskripsi

Dihadron angular correlations in d+Au collisions at sNN=200 GeV are reported as a function of the measured zero-degree calorimeter neutral energy and the forward charged hadron multiplicity in the Au-beam direction. A finite correlated yield is observed at large relative pseudorapidity (Δη) on the near side (i.e. relative azimuth Δϕ∼0). This correlated yield as a function of Δη appears to scale with the dominant, primarily jet-related, away-side (Δϕ∼π) yield. The Fourier coefficients of the Δϕ correlation, Vn=〈cos⁡nΔϕ〉, have a strong Δη dependence. In addition, it is found that V1 is approximately inversely proportional to the mid-rapidity event multiplicity, while V2 is independent of it with similar magnitude in the forward (d-going) and backward (Au-going) directions.