Centrality dependence of charged particle multiplicity in Au-Au collisions at √(S)NN=130 GeV

被引:274
作者
Adcox, K
Adler, SS
Ajitanand, NN
Akiba, Y
Alexander, J
Aphecetche, L
Arai, Y
Aronson, SH
Averbeck, R
Awes, TC
Barish, KN
Barnes, PD
Barrette, J
Bassalleck, B
Bathe, S
Baublis, V
Bazilevsky, A
Belikov, S
Bellaiche, FG
Belyaev, ST
Bennett, MJ
Berdnikov, Y
Botelho, S
Brooks, ML
Brown, DS
Bruner, N
Bucher, D
Buesching, H
Bumazhnov, V
Bunce, G
Burward-Hoy, J
Butsyk, S
Carey, TA
Chand, P
Chang, J
Chang, WC
Chavez, LL
Chernichenko, S
Chi, CY
Chiba, J
Chiu, M
Choudhury, RK
Christ, T
Chujo, T
Chung, MS
Chung, P
Cianciolo, V
Cole, BA
D'Enterria, DG
David, G
机构
[1] Vanderbilt Univ, Nashville, TN 37235 USA
[2] Acad Sinica, Inst Phys, Taipei 11529, Taiwan
[3] Bhabha Atom Res Ctr, Bombay 400085, Maharashtra, India
[4] Brookhaven Natl Lab, Upton, NY 11973 USA
[5] Banaras Hindu Univ, Dept Phys, Varanasi 221005, Uttar Pradesh, India
[6] Univ Calif Riverside, Riverside, CA 92521 USA
[7] Chian Inst Atom Energy, Beijing, Peoples R China
[8] Univ Tokyo, Grad Sch Sci, Ctr Nucl Study, Tokyo 1130033, Japan
[9] Columbia Univ, New York, NY 10027 USA
[10] Nevis Lab, New York, NY USA
[11] Florida State Univ, Tallahassee, FL 32306 USA
[12] Georgia State Univ, Atlanta, GA 30303 USA
[13] Hiroshima Univ, Higashihiroshima 7398526, Japan
[14] Inst High Energy Phys, Protvino, Russia
[15] Iowa State Univ, Ames, IA 50011 USA
[16] KEK, High Energy Accelerator Res Org, Ibaraki, Osaka, Japan
[17] Korea Univ, Seoul 136701, South Korea
[18] Kurashov Inst, Russell Res Ctr, Moscow, Russia
[19] Kyoto Univ, Kyoto 606, Japan
[20] Univ Calif Lawrence Livermore Natl Lab, Livermore, CA 94550 USA
[21] Univ Calif Los Alamos Natl Lab, Los Alamos, NM 87545 USA
[22] Univ Lund, Dept Phys, SE-21100 Lund, Sweden
[23] McGill Univ, Quebec City, PQ H3A 28T, Canada
[24] Univ Munster, Inst Kernphys, D-48149 Munster, Germany
[25] Myongji Univ, Kyonggido, South Korea
[26] Nagasaki Inst Appl Sci, Nagasaki 8510193, Japan
[27] Univ New Mexico, Albuquerque, NM USA
[28] New Mexico State Univ, Las Cruces, NM 88003 USA
[29] SUNY Stony Brook, Dept Chem, Stony Brook, NY 11794 USA
[30] SUNY Stony Brook, Dept Phys & Astron, Stony Brook, NY 11794 USA
[31] Oak Ridge Natl Lab, Oak Ridge, TN 37831 USA
[32] Petersburg Nucl Phys Inst, PNPI, Gatchina, Russia
[33] RIKEN, Inst Phys & Chem Res, Wako, Saitama 35101, Japan
[34] Brookhaven Natl Lab, RIKEN BNL, Cent Res, Upton, NY 11973 USA
[35] Univ Fed Sao Paulo, Inst Fis, BR-05315970 Sao Paulo, Brazil
[36] Univ Nantes, Ecole Mines Nantes, SUBATECH, F-20722 Nantes 3, France
[37] St Petersburg State Tech Univ, St Petersburg, Russia
[38] Univ Tennessee, Knoxville, TN 37996 USA
[39] Tokyo Inst Technol, Dept Phys, Tokyo 1528551, Japan
[40] Univ Tokyo, Tokyo 106, Japan
[41] Univ Tsukuba, Inst Phys, Tsukuba, Ibaraki 305, Japan
[42] Waseda Univ, Adv Res Inst Sci & Engn, Shinjuku Ku, Tokyo 162, Japan
[43] Weizmann Inst Sci, IL-76100 Rehovot, Israel
[44] Yonsei Univ, Seoul 120749, South Korea
[45] KFKI Res Inst Praticle & Nucl Phys, Budapest, Hungary
关键词
D O I
10.1103/PhysRevLett.86.3500
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present results for the charged-particle multiplicity distribution at midrapidity in Au-Au collisions at roots(NN) = 130 GeV measured with the PHENIX detector at RHIC. For the 5% most central collisions we find dN(ch)/d eta (|eta =0) = 622 +/- 1(stat) +/- 41(syst). The results, analyzed as a function of centrality show a steady rise of the particle density per participating nucleon with centrality.
引用
收藏
页码:3500 / 3505
页数:6
相关论文
共 18 条
[1]  
ADLER C, NUCLEX0008005
[2]  
Aggarwal MM, 2001, EUR PHYS J C, V18, P651, DOI 10.1007/s100520100578
[3]   Simultaneous multiplicity and forward energy characterization of particle spectra in Au+Au collisions at 11.6A GeV/c [J].
Ahle, L ;
Akiba, Y ;
Ashktorab, K ;
Baker, MD ;
Beavis, D ;
Britt, HC ;
Chang, J ;
Chasman, C ;
Chen, Z ;
Chi, CY ;
Chu, YY ;
Cianciolo, V ;
Cole, BA ;
Crawford, HJ ;
Cumming, JB ;
Debbe, R ;
Dunlop, JC ;
Eldredge, W ;
Engelage, J ;
Fung, SY ;
Garcia, E ;
Gushue, S ;
Hamagaki, H ;
Hansen, LF ;
Hayano, RS ;
Heintzelman, G ;
Judd, E ;
Kang, J ;
Kim, EJ ;
Kumagai, A ;
Kurita, K ;
Lee, JH ;
Luke, J ;
Miake, Y ;
Mignerey, A ;
Moskowitz, B ;
Moulson, M ;
Muentz, C ;
Nagamiya, S ;
Namboordiri, MN ;
Ogilvie, CA ;
Olness, J ;
Remsberg, LP ;
Sako, H ;
Sangster, TC ;
Seto, R ;
Shea, J ;
Shigaki, K ;
Soltz, R ;
Steadman, SG .
PHYSICAL REVIEW C, 1999, 59 (04) :2173-2188
[4]  
ALNER GJ, 1986, Z PHYS C PART FIELDS, V33, P1, DOI 10.1007/BF01410446
[5]  
ANTINORI F, CERNEP2000002
[6]  
Bachler J., 1999, Nuclear Physics A, V661, p45c
[7]   Charged-particle multiplicity near midrapidity in central Au plus Au collisions at √sNN=56 and 130 GeV [J].
Back, BB ;
Baker, MD ;
Barton, DS ;
Basilev, S ;
Bates, BD ;
Baum, R ;
Betts, RR ;
Bialas, A ;
Bindel, R ;
Bogucki, W ;
Budzanowski, A ;
Busza, W ;
Carroll, A ;
Ceglia, M ;
Chang, YH ;
Chen, AE ;
Coghen, T ;
Conner, C ;
Czyz, W ;
Dabrowski, B ;
Decowski, MP ;
Despet, M ;
Fita, P ;
Fitch, J ;
Friedl, M ;
Galuszka, K ;
Ganz, R ;
Garcia, E ;
George, N ;
Godlewski, J ;
Gomes, C ;
Griesmayer, E ;
Gulbrandsen, K ;
Gushue, S ;
Halik, J ;
Halliwell, C ;
Haridas, P ;
Hayes, A ;
Heintzelman, GA ;
Henderson, C ;
Hollis, R ;
Holynski, R ;
Holzman, B ;
Johnson, E ;
Kane, J ;
Katzy, J ;
Kita, W ;
Kotula, J ;
Kraner, H ;
Kucewicz, W .
PHYSICAL REVIEW LETTERS, 2000, 85 (15) :3100-3104
[8]  
Bass SA, 1999, NUCL PHYS A, V661, p205C, DOI 10.1016/S0375-9474(99)85024-6
[9]  
*CERN PROGR LIB, GEANT 3 2 1 CERN PRO
[10]   Scaling of transverse energies and multiplicities with atomic number and energy in ultrarelativistic nuclear collisions [J].
Eskola, KJ ;
Kajantie, K ;
Ruuskanen, PV ;
Tuominen, K .
NUCLEAR PHYSICS B, 2000, 570 (1-2) :379-389