Evolution of the differential transverse momentum correlation function with centrality in Au plus Au collisions at √sNN=200 GeV

被引:33
|
作者
Agakishiev, G. [1 ]
Aggarwal, M. M. [2 ]
Ahammed, Z. [3 ]
Alakhverdyants, A. V. [1 ]
Alekseev, I. [4 ]
Alford, J. [5 ]
Anderson, B. D. [5 ]
Anson, C. D. [6 ]
Arkhipkin, D. [7 ]
Averichev, G. S. [1 ]
Balewski, J. [8 ]
Beavis, D. R. [7 ]
Behera, N. K. [9 ]
Bellwied, R. [10 ]
Betancourt, M. J. [8 ]
Betts, R. R. [11 ]
Bhasin, A. [12 ]
Bhati, A. K. [2 ]
Bichsel, H. [13 ]
Bielcik, J. [14 ]
Bielcikova, J. [15 ]
Biritz, B. [16 ]
Bland, L. C. [7 ]
Bordyuzhin, I. G. [4 ]
Borowski, W. [17 ]
Bouchet, J. [5 ]
Braidot, E. [18 ,19 ]
Brandin, A. V. [20 ]
Bridgeman, A. [21 ]
Brovko, S. G. [22 ]
Bruna, E. [23 ]
Bueltmann, S. [24 ]
Bunzarov, I. [1 ]
Burton, T. P. [7 ]
Cai, X. Z. [25 ]
Caines, H. [23 ]
Sanchez, M. Calderon de la Barca [22 ]
Cebra, D. [22 ]
Cendejas, R. [16 ]
Cervantes, M. C. [26 ]
Chajecki, Z. [6 ]
Chaloupka, P. [15 ]
Chattopadhyay, S. [27 ]
Chen, H. F. [28 ]
Chen, J. H. [25 ]
Chen, J. Y. [29 ]
Chen, L. [29 ]
Cheng, J. [30 ]
Cherney, M. [31 ]
Chikanian, A. [23 ]
机构
[1] Joint Inst Nucl Res, Dubna 141980, Russia
[2] Panjab Univ, Chandigarh 160014, India
[3] Univ Calif Berkeley, Lawrence Berkeley Lab, Berkeley, CA 94720 USA
[4] Alikhanov Inst Theoret & Expt Phys, Moscow, Russia
[5] Kent State Univ, Kent, OH 44242 USA
[6] Ohio State Univ, Columbus, OH 43210 USA
[7] Brookhaven Natl Lab, Upton, NY 11973 USA
[8] MIT, Cambridge, MA 02139 USA
[9] Indian Inst Technol, Mumbai 400076, Maharashtra, India
[10] Univ Houston, Houston, TX 77204 USA
[11] Univ Illinois, Chicago, IL 60607 USA
[12] Univ Jammu, Jammu 180001, India
[13] Univ Washington, Seattle, WA 98195 USA
[14] Czech Tech Univ, FNSPE, Prague 11519, Czech Republic
[15] Nucl Phys Inst AS CR, Rez 25068, Czech Republic
[16] Univ Calif Los Angeles, Los Angeles, CA 90095 USA
[17] SUBATECH, Nantes, France
[18] Univ Utrecht, Amsterdam, Netherlands
[19] NIKHEF, Amsterdam, Netherlands
[20] Moscow Engn Phys Inst, Moscow 115409, Russia
[21] Argonne Natl Lab, Argonne, IL 60439 USA
[22] Univ Calif Davis, Davis, CA 95616 USA
[23] Yale Univ, New Haven, CT 06520 USA
[24] Old Dominion Univ, Norfolk, VA 23529 USA
[25] Shanghai Inst Appl Phys, Shanghai 201800, Peoples R China
[26] Texas A&M Univ, College Stn, TX 77843 USA
[27] Bhabha Atom Res Ctr, Ctr Variable Energy Cyclotron, Kolkata 700064, W Bengal, India
[28] Univ Sci & Technol China, Hefei 230026, Peoples R China
[29] CCNU HZNU, Inst Particle Phys, Wuhan 430079, Peoples R China
[30] Tsinghua Univ, Beijing 100084, Peoples R China
[31] Creighton Univ, Omaha, NE 68178 USA
[32] Pusan Natl Univ, Pusan 609735, South Korea
[33] Univ Calif Berkeley, Berkeley, CA 94720 USA
[34] Univ Texas Austin, Austin, TX 78712 USA
[35] Inst High Energy Phys, Protvino, Russia
[36] Univ Estadual Campinas, Sao Paulo, Brazil
[37] Wayne State Univ, Detroit, MI 48201 USA
[38] Rice Univ, Houston, TX 77251 USA
[39] Penn State Univ, University Pk, PA 16802 USA
[40] Univ Kentucky, Lexington, KY 40506 USA
[41] Valparaiso Univ, Valparaiso, IN 46383 USA
[42] Purdue Univ, W Lafayette, IN 47907 USA
[43] Indiana Univ, Bloomington, IN 47408 USA
[44] Inst Phys, Bhubaneswar 751005, Orissa, India
[45] Warsaw Univ Technol, Warsaw, Poland
[46] Goethe Univ Frankfurt, Frankfurt, Germany
[47] Shandong Univ, Jinan 250100, Shandong, Peoples R China
[48] Univ Sao Paulo, Sao Paulo, Brazil
[49] Univ Zagreb, HR-1002 Zagreb, Croatia
[50] Inst Modern Phys, Lanzhou, Peoples R China
基金
巴西圣保罗研究基金会; 英国工程与自然科学研究理事会;
关键词
Azimuthal correlations; QGP; Heavy ion collisions; ELLIPTIC FLOW; VISCOSITY;
D O I
10.1016/j.physletb.2011.09.075
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present first measurements of the evolution of the differential transverse momentum correlation function, C, with collision centrality in Au + Au interactions at root s(NN) = 200 GeV. This observable exhibits a strong dependence on collision centrality that is qualitatively similar to that of number correlations previously reported. We use the observed longitudinal broadening of the near-side peak of C with increasing centrality to estimate the ratio of the shear viscosity to entropy density, eta/s, of the matter formed in central Au + Au interactions. We obtain an upper limit estimate of eta/s that suggests that the produced medium has a small viscosity per unit entropy. (C) 2011 Elsevier B.V. All rights reserved.
引用
收藏
页码:467 / 473
页数:7
相关论文
共 50 条
  • [1] ΛΛ Correlation Function in Au plus Au Collisions at √sNN=200 GeV
    Adamczyk, L.
    Adkins, J. K.
    Agakishiev, G.
    Aggarwal, M. M.
    Ahammed, Z.
    Alekseev, I.
    Alford, J.
    Anson, C. D.
    Aparin, A.
    Arkhipkin, D.
    Aschenauer, E. C.
    Averichev, G. S.
    Banerjee, A.
    Beavis, D. R.
    Bellwied, R.
    Bhasin, A.
    Bhati, A. K.
    Bhattarai, P.
    Bichsel, H.
    Bielcik, J.
    Bielcikova, J.
    Bland, L. C.
    Bordyuzhin, I. G.
    Borowski, W.
    Bouchet, J.
    Brandin, A. V.
    Brovko, S. G.
    Bueltmann, S.
    Bunzarov, I.
    Burton, T. P.
    Butterworth, J.
    Caines, H.
    Sanchez, M. Calderon de la Barca
    Campbell, J. M.
    Cebra, D.
    Cendejas, R.
    Cervantes, M. C.
    Chaloupka, P.
    Chang, Z.
    Chattopadhyay, S.
    Chen, H. F.
    Chen, J. H.
    Chen, L.
    Cheng, J.
    Cherney, M.
    Chikanian, A.
    Christie, W.
    Chwastowski, J.
    Codrington, M. J. M.
    Contin, G.
    PHYSICAL REVIEW LETTERS, 2015, 114 (02)
  • [2] Centrality and transverse-momentum dependence of higher-order flow harmonics of identified hadrons in Au plus Au collisions at √sNN=200 GeV
    Abdallah, M. S.
    Aboona, B. E.
    Adam, J.
    Adamczyk, L.
    Adams, J. R.
    Adkins, J. K.
    Agakishiev, G.
    Aggarwal, I
    Aggarwal, M. M.
    Ahammed, Z.
    Aitbaev, A.
    Alekseev, I
    Anderson, D. M.
    Aparin, A.
    Aschenauer, E. C.
    Ashraf, M. U.
    Atetalla, F. G.
    Averichev, G. S.
    Bairathi, V
    Baker, W.
    Cap, J. G. Ball
    Barish, K.
    Behera, A.
    Bellwied, R.
    Bhagat, P.
    Bhasin, A.
    Bielcik, J.
    Bielcikova, J.
    Bordyuzhin, I. G.
    Brandenburg, J. D.
    Brandin, A., V
    Cai, X. Z.
    Caines, H.
    Sanchez, M. Calderon de la Barca
    Cebra, D.
    Chakaberia, I
    Chaloupka, P.
    Chan, B. K.
    Chang, F-H
    Chang, Z.
    Chatterjee, A.
    Chattopadhyay, S.
    Chen, D.
    Chen, J.
    Chen, J. H.
    Chen, X.
    Chen, Z.
    Cheng, J.
    Choudhury, S.
    Christie, W.
    PHYSICAL REVIEW C, 2022, 105 (06)
  • [3] Momentum correlation of light nuclei in Au plus Au collisions at √sNN=2.0 ∼ 7.7 GeV
    Qiao, Feng-Hua
    Deng, Xian-Gai
    Ma, Yu -Gang
    PHYSICS LETTERS B, 2024, 850
  • [4] The High Transverse Momentum Non-Photonic Electron Measurements in Au plus Au Collisions at √sNN=200 GeV at RHIC/STAR
    Xu, Wenqin
    19TH PARTICLES AND NUCLEI INTERNATIONAL CONFERENCE (PANIC11), 2012, 1441 : 883 - 885
  • [5] J/ψ production at high transverse momenta in p plus p and Au plus Au collisions at √sNN=200 GeV
    Adamczyk, L.
    Agakishiev, G.
    Aggarwal, M. M.
    Ahammed, Z.
    Alakhverdyants, A. V.
    Alekseev, I.
    Alford, J.
    Anson, C. D.
    Arkhipkin, D.
    Aschenauer, E.
    Averichev, G. S.
    Balewski, J.
    Banerjee, A.
    Barnovska, Z.
    Beavis, D. R.
    Bellwied, R.
    Betancourt, M. J.
    Betts, R. R.
    Bhasin, A.
    Bhati, A. K.
    Bichsel, H.
    Bielcik, J.
    Bielcikova, J.
    Bland, L. C.
    Bordyuzhin, I. G.
    Borowski, W.
    Bouchet, J.
    Brandin, A. V.
    Brovko, S. G.
    Bruna, E.
    Bueltmann, S.
    Bunzarov, I.
    Burton, T. P.
    Butterworth, J.
    Cai, X. Z.
    Caines, H.
    Sanchez, M. Calderon de la Barca
    Cebra, D.
    Cendejas, R.
    Cervantes, M. C.
    Chaloupka, P.
    Chang, Z.
    Chattopadhdyay, S.
    Chen, H. F.
    Chen, J. H.
    Chen, J. Y.
    Chen, L.
    Cheng, J.
    Cherney, M.
    Chikanian, A.
    PHYSICS LETTERS B, 2013, 722 (1-3) : 55 - 62
  • [6] Longitudinal scaling property of the charge balance function in Au plus Au collisions at √sNN=200 GeV
    Abelev, B. I.
    Aggarwal, M. M.
    Ahammed, Z.
    Alakhverdyants, A. V.
    Alekseev, I.
    Anderson, B. D.
    Arkhipkin, D.
    Averichev, G. S.
    Balewski, J.
    Barnby, L. S.
    Baumgart, S.
    Beavis, D. R.
    Bellwied, R.
    Betancourt, M. J.
    Betts, R. R.
    Bhasin, A.
    Bhati, A. K.
    Bichsel, H.
    Bielcik, J.
    Bielcikova, J.
    Biritz, B.
    Bland, L. C.
    Bonner, B. E.
    Bouchet, J.
    Braidot, E.
    Brandin, A. V.
    Bridgeman, A.
    Bruna, E.
    Bueltmann, S.
    Bunzarov, I.
    Burton, T. P.
    Cai, X. Z.
    Caines, H.
    Sanchez, M. Calderon de la Barca
    Catu, O.
    Cebra, D.
    Cendejas, R.
    Cervantes, M. C.
    Chajecki, Z.
    Chaloupka, P.
    Chattopadhyay, S.
    Chen, H. F.
    Chen, J. H.
    Chen, J. Y.
    Cheng, J.
    Cherney, M.
    Chikanian, A.
    Choi, K. E.
    Christie, W.
    Chung, P.
    PHYSICS LETTERS B, 2010, 690 (03) : 239 - 244
  • [7] Back-to-back pair suppression at large transverse momentum in √sNN=200 GeV Au + Au collisions at PHENIX
    McCumber, Michael P.
    NUCLEAR PHYSICS A, 2011, 855 (01) : 408 - 411
  • [8] Eccentricity and elliptic flow at a fixed centrality in Au+Au collisions at √sNN=200 GeV in an AMPT model
    Wang Mei-Juan
    Chen Gang
    Wu Yuan-Fang
    CHINESE PHYSICS C, 2013, 37 (01)
  • [9] Charged kaon spectra from Au plus Au collisions at √sNN=200 GeV
    Ming, Y.
    INDIAN JOURNAL OF PHYSICS, 2011, 85 (06) : 861 - 865
  • [10] Partonic flow and φ-meson production in Au plus Au collisions at √sNN=200 GeV
    Abelev, B. I.
    Aggarwal, M. M.
    Ahammed, Z.
    Anderson, B. D.
    Arkhipkin, D.
    Averichev, G. S.
    Bai, Y.
    Balewski, J.
    Barannikova, O.
    Barnby, L. S.
    Baudot, J.
    Baumgart, S.
    Belaga, V. V.
    Bellingeri-Laurikainen, A.
    Bellwied, R.
    Benedosso, F.
    Betts, R. R.
    Bhardwaj, S.
    Bhasin, A.
    Bhati, A. K.
    Bichsel, H.
    Bielcik, J.
    Bielcikova, J.
    Bland, L. C.
    Blyth, S-L.
    Bombara, M.
    Bonner, B. E.
    Botje, M.
    Bouchet, J.
    Brandin, A. V.
    Bravar, A.
    Burton, T. P.
    Bystersky, M.
    Cadman, R. V.
    Cai, X. Z.
    Caines, H.
    Calderón de la Barca Sánchez, M.
    Callner, J.
    Catu, O.
    Cebra, D.
    Chajecki, Z.
    Chaloupka, P.
    Chattopadhyay, S.
    Chen, H. F.
    Chen, J. H.
    Chen, J. Y.
    Cheng, J.
    Cherney, M.
    Chikanian, A.
    Christie, W.
    PHYSICAL REVIEW LETTERS, 2007, 99 (11)