{"paper":{"title":"Anomalous centrality evolution of two-particle angular correlations from Au-Au collisions at $\\sqrt{s_{\\rm NN}}$ = 62 and 200 GeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A.A. Derevschikov, A.A.P. Suaide, A. Bhasin, A. Chikanian, A. Davila Leyva, A. Gordon, A. Gupta, A. Hamed, A. Hirsch, A.H. Tang, A.K. Bhati, A. Kechechyan, A. Kisiel, A. Lebedev, A. Meschanin, A.M. Schmah, A.N. Vasiliev, A. Ogawa, A. Ohlson, A.R. Timmins, A. Sarkar, A. Szanto De Toledo, A.V. Alakhverdyants, A.V. Brandin, B.A. Trzeciak, B.D. Anderson, B. Haag, B. Huang, B.K. Nandi, B. Mohanty, B. Morozov, B.S. Page, B. Srivastava, B. Stringfellow, B. Surrow, C.A. Gagliardi, C.B. Powell, C.D. Anson, C. Jena, C. Li, C. Markert, C.M. Du, C. Perkins, C. Pruneau, C. Whitten Jr., C. Zhong, D.A. Morozov, D. Arkhipkin, D. Cebra, D.D. Koetke, D. Grosnick, D.G. Underwood, D.J. Hofman, D. Keane, D. Kettler, D. McDonald, D.N. Svirida, D. Olson, D.P. Kikola, D. Plyku, D.P. Mahapatra, D. Prindle, D.R. Beavis, D.R. Gangadharan, D. Solanki, D. Thein, D. Tlusty, E. Braidot, E. Bruna, E. Finch, E.G. Judd, E.P. Sichtermann, E. Sangaline, E. Shahaliev, E.V. Lukashov, E.W. Oldag, F. Geurts, F. Liu, F. Simon, F. Videbaek, F. Wang, F. Zhao, G.D. Westfall, G. Eppley, G. Igo, G.L. Ma, G.M.S. Vasconcelos, G. Odyniec, G.S. Averichev, G. Van Buren, G. van Nieuwenhuizen, G. Wang, G. Webb, G.W. Hoffmann, H. Bichsel, H. Caines, H.F. Chen, H.G. Ritter, H.J. Crawford, H. Masui, H.M. Spinka, H. Pei, H. Qiu, H.S. Matis, H. Wang, H. Wieman, H.W. Ke, H. Xu, H. Zbroszczyk, H.Z. Huang, I. Alekseev, I. Bunzarov, I.G. Bordyuzhin, I. Koralt, I-K. Yoo, I. Sakrejda, I. Selyuzhenkov, J. Alford, J.A. Vanfossen, J. Balewski, J. Bielcik, J. Bielcikova, J. Bouchet, J.B. Roberts, J.B. Zhang, J.C. Dunlop, J. Cheng, J.C. Webb, J. Deng, J.E. Draper, J. Engelage, J. Fedorisin, J.G. Cramer, J.H. Chen, J.H. Lee, J.H. Thomas, J. Joseph, J. Kapitan, J. Kiryluk, J. Konzer, J. Lauret, J.L. Drachenberg, J.L. Romero, J.M. Landgraf, J.P. Hays-Wehle, J. Pluta, J. Porter, J. Putschke, Jr., J.R. Stevens, J. Rusnak, J. Sandweiss, J. Schambach, J. Schaub, J. Seele, J. Seger, J.S. Wang, J. Takahashi, J. Tian, J.W. Harris, J.Y. Chen, J. Zhao, K. Kang, K. Kauder, K. Krueger, K. Oh, K. Yip, L.C. Bland, L.C. De Silva, L. Chen, L. Didenko, L. Eun, L.G. Efimov, L.H. Tarini, L. Huo, L. Koroleva, L. Kotchenda, L. Kumar, L. Li, L.M. Lima, L. Ruan, L.V. Nogach, L-X. Han, L. Xue, M.A.C. Lamont, M.A. Lisa, M. Calderon, M.C. Cervantes, M. Cherney, M.C. Suarez, Md. Nasim, M. Elnimr, M. Estienne, M.G. Munhoz, M.J. Betancourt, M.J. LeVine, M.J.M. Codrington, M.J. Skoby, M.K. Mitrovski, M.K. Mustafa, M.M. Aggarwal, M.M. Mondal, M. Naglis, M. Pachr, M. Planinic, M. Shao, M. Sharma, M. Strikhanov, M. Sumbera, M. Tokarev, M. Wada, M. Walker, M. Zawisza, N.G. Minaev, N.K. Pruthi, N. Poljak, N.R. Sahoo, N. Schmitz, N. Shah, N. Smirnov, N. Xu, O.D. Tsai, O. Evdokimov, O.G. Grebenyuk, O. Hajkova, O.I. Mall, O.V. Rogachevskiy, P. Chaloupka, P. Chung, P. Djawotho, P. Filip, P. Ghosh, P. Kravtsov, P. Pile, P.R. Pujahari, P. Seyboth, P. Sorensen, P. Tribedy, P. Yepes, Q.H. Xu, Q. Wang, Q.Y. Shou, R.A.N. Oliveira, R. Bellwied, R. Cendejas, R. Corliss, R. Derradi de Souza, R.E. Tribble, R. Fatemi, R.G. Fersch, R. Lednicky, R.L. Ray, R. Majka, R. Manweiler, R. Milner, R.N. Singaraju, R.P. Scharenberg, R. Raniwala, R.R. Betts, R.R. Debbe, R. Redwine, R. Reed, R.S. Longacre, R. Stock, R. Varma, R. Witt, S.B. Nurushev, S. Bueltmann, S. Chattopadhyay, S.G. Brovko, S.G. Steadman, S. Gupta, S. Heppelmann, S. Kabana, S.K. Pal, S. LaPointe, S. Margetis, S. Mioduszewski, S. Raniwala, S.R. Klein, S. Salur, S.S. Shi, STAR Collaboration: G. Agakishiev, S. Trentalange, S. Vokal, S.W. Wissink, S. Zhang, T.A. Trainor, T.D.S. Stanislaus, T.G. Dedovich, T.J. Humanic, T.J.M. Symons, T.K. Nayak, T. Kollegger, T. Ljubicic, T. Pawlak, T.P. Burton, T. Peitzmann, T.R. Schuster, T.S. McShane, T. Tarnowsky, T. Ullrich, U.G. de Souza, V. Fine, V. Kizka, V. Okorokov, W. Borowski, W. Christie, W. Guryn, W.J. Llope, W. Korsch, W. Leight, W. Li, W.M. Zhang, W. Peryt, W. Witzke, W.W. Jacobs, W. Xie, W. Xu, W. Zhan, X. Cui, X. Dong, X. Li, X. Luo, X.L. Wang, X.M. Sun, X.P. Zhang, X.Z. Cai, X. Zhu, Y. Fisyak, Y.F. Wu, Y.G. Ma, Y.H. Zhu, Y. Li, Y. Lu, Y. Mohammed, Y.N. Gorbunov, Y. Pandit, Y. Panebratsev, Y.P. Viyogi, Y. Sun, Y. Wang, Y. Xu, Y. Yang, Y. Zhang, Y. Zoulkarneeva, Z. Ahammed, Z.M. Li, Z.P. Zhang, Z. Sun, Z. Tang, Z. Xiao, Z. Xu","submitted_at":"2011-09-20T18:09:30Z","abstract_excerpt":"We present two-dimensional (2D) two-particle angular correlations on relative pseudorapidity $\\eta$ and azimuth $\\phi$ for charged particles from Au-Au collisions at $\\sqrt{s_{\\rm NN}} = 62$ and 200 GeV with transverse momentum $p_t \\geq 0.15$ GeV/$c$, $|\\eta| \\leq 1$ and $2\\pi$ azimuth. Observed correlations include a {same-side} (relative azimuth $< \\pi/2$) 2D peak, a closely-related away-side azimuth dipole, and an azimuth quadrupole conventionally associated with elliptic flow. The same-side 2D peak and away-side dipole are explained by semihard parton scattering and fragmentation (minijet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.4380","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}