Growth of Long Range Forward-Backward Multiplicity Correlations with Centrality in Au plus Au Collisions at √sNN=200 GeV

被引:81
作者
Abelev, B. I. [1 ]
Aggarwal, M. M. [31 ]
Ahammed, Z. [48 ]
Anderson, B. D. [18 ]
Arkhipkin, D. [12 ]
Averichev, G. S. [11 ]
Balewski, J. [22 ]
Barannikova, O. [1 ]
Barnby, L. S. [3 ]
Baudot, J. [16 ]
Baumgart, S. [53 ]
Beavis, D. R. [4 ]
Bellwied, R. [51 ]
Benedosso, F. [27 ,28 ]
Betancourt, M. J. [22 ]
Betts, R. R. [1 ]
Bhasin, A. [17 ]
Bhati, A. K. [31 ]
Bichsel, H. [50 ]
Bielcik, J. [10 ]
Bielcikova, J. [10 ]
Biritz, B. [7 ]
Bland, L. C. [4 ]
Bombara, M. [3 ]
Bonner, B. E. [37 ]
Botje, M. [27 ,28 ]
Bouchet, J. [18 ]
Braidot, E. [27 ,28 ]
Brandin, A. V. [25 ]
Bruna, E. [53 ]
Bueltmann, S. [30 ]
Burton, T. P. [3 ]
Bystersky, M. [10 ]
Cai, X. Z. [41 ]
Caines, H. [53 ]
Sanchez, M. Calderon de la Barca [6 ]
Catu, O. [53 ]
Cebra, D. [6 ]
Cendejas, R. [7 ]
Cervantes, M. C. [43 ]
Chajecki, Z. [29 ]
Chaloupka, P. [10 ]
Chattopadhyay, S. [48 ]
Chen, H. F. [39 ]
Chen, J. H. [18 ]
Chen, J. Y. [52 ]
Cheng, J. [45 ]
Cherney, M. [9 ]
Chikanian, A. [53 ]
Choi, K. E. [35 ]
机构
[1] Univ Illinois, Chicago, IL 60607 USA
[2] Argonne Natl Lab, Argonne, IL 60439 USA
[3] Univ Birmingham, Birmingham, W Midlands, England
[4] Brookhaven Natl Lab, Upton, NY 11973 USA
[5] Univ Calif Berkeley, Berkeley, CA 94720 USA
[6] Univ Calif Davis, Davis, CA 95616 USA
[7] Univ Calif Los Angeles, Los Angeles, CA 90095 USA
[8] Univ Estadual Campinas, Sao Paulo, Brazil
[9] Creighton Univ, Omaha, NE 68178 USA
[10] Nucl Phys Inst AS CR, Rez 25068, Czech Republic
[11] Lab High Energy JINR, Dubna, Russia
[12] Particle Phys Lab JINR, Dubna, Russia
[13] Inst Phys, Bhubaneswar 751005, Orissa, India
[14] Indian Inst Technol, Bombay 400076, Maharashtra, India
[15] Indiana Univ, Bloomington, IN 47408 USA
[16] Inst Rech Subatom, Strasbourg, France
[17] Univ Jammu, Jammu 180001, India
[18] Kent State Univ, Kent, OH 44242 USA
[19] Univ Kentucky, Lexington, KY 40506 USA
[20] Inst Modern Phys, Lanzhou, Peoples R China
[21] Univ Calif Berkeley, Lawrence Berkeley Lab, Berkeley, CA 94720 USA
[22] MIT, Cambridge, MA 02139 USA
[23] Max Planck Inst Phys & Astrophys, D-80805 Munich, Germany
[24] Michigan State Univ, E Lansing, MI 48824 USA
[25] Moscow Engn Phys Inst, Moscow 115409, Russia
[26] CUNY City Coll, New York, NY 10031 USA
[27] NIKHEF, Amsterdam, Netherlands
[28] Univ Utrecht, Amsterdam, Netherlands
[29] Ohio State Univ, Columbus, OH 43210 USA
[30] Old Dominion Univ, Norfolk, VA 23529 USA
[31] Panjab Univ, Chandigarh 160014, India
[32] Penn State Univ, University Pk, PA 16802 USA
[33] Inst High Energy Phys, Protvino, Russia
[34] Purdue Univ, W Lafayette, IN 47907 USA
[35] Pusan Natl Univ, Pusan 609735, South Korea
[36] Univ Rajasthan, Jaipur 302004, Rajasthan, India
[37] Rice Univ, Houston, TX 77251 USA
[38] Univ Sao Paulo, Sao Paulo, Brazil
[39] Univ Sci & Technol China, Hefei 230026, Peoples R China
[40] Shandong Univ, Jinan 250100, Shandong, Peoples R China
[41] Shanghai Inst Appl Phys, Shanghai 201800, Peoples R China
[42] SUBATECH, Nantes, France
[43] Texas A&M Univ, College Stn, TX 77843 USA
[44] Univ Texas Austin, Austin, TX 78712 USA
[45] Tsinghua Univ, Beijing 100084, Peoples R China
[46] USN Acad, Annapolis, MD 21402 USA
[47] Valparaiso Univ, Valparaiso, IN 46383 USA
[48] Ctr Variable Energy Cyclotron, Kolkata 700064, W Bengal, India
[49] Warsaw Univ Technol, Warsaw, Poland
[50] Univ Washington, Seattle, WA 98195 USA
基金
英国工程与自然科学研究理事会; 巴西圣保罗研究基金会;
关键词
GLUON DISTRIBUTION-FUNCTIONS; MONTE-CARLO MODEL; RAPIDITY CORRELATIONS; LARGE NUCLEI; QUARK; ENERGIES; STRINGS; FUSION; SPS;
D O I
10.1103/PhysRevLett.103.172301
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Forward-backward multiplicity correlation strengths have been measured with the STAR detector for Au + Au and p + p collisions at root s(NN) = 200 GeV. Strong short- and long-range correlations (LRC) are seen in central Au + Au collisions. The magnitude of these correlations decrease with decreasing centrality until only short-range correlations are observed in peripheral Au + Au collisions. Both the dual parton model (DPM) and the color glass condensate (CGC) predict the existence of the long-range correlations. In the DPM, the fluctuation in the number of elementary (parton) inelastic collisions produces the LRC. In the CGC, longitudinal color flux tubes generate the LRC. The data are in qualitative agreement with the predictions of the DPM and indicate the presence of multiple parton interactions.
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页数:6
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