ψ′ production in Pb–Pb collisions at 158 GeV/nucleon

被引:0
|
作者
B. Alessandro
C. Alexa
R. Arnaldi
M. Atayan
S. Beolè
V. Boldea
P. Bordalo
G. Borges
J. Castor
B. Chaurand
B. Cheynis
E. Chiavassa
C. Cicalò
M.P. Comets
S. Constantinescu
P. Cortese
A. De Falco
N. De Marco
G. Dellacasa
A. Devaux
S. Dita
O. Drapier
J. Fargeix
P. Force
M. Gallio
C. Gerschel
P. Giubellino
M.B. Golubeva
M. Gonin
A. Grigoryan
J.Y. Grossiord
F.F. Guber
A. Guichard
H. Gulkanyan
M. Idzik
D. Jouan
T.L. Karavicheva
L. Kluberg
A.B. Kurepin
Y. Le Bornec
C. Lourenço
M. Mac Cormick
A. Marzari-Chiesa
M. Masera
A. Masoni
M. Monteno
A. Musso
P. Petiau
A. Piccotti
J.R. Pizzi
机构
[1] Universitá del Piemonte Orientale,
[2] Alessandria and INFN-Torino,undefined
[3] LPC,undefined
[4] Univ. Blaise Pascal and CNRS-IN2P3,undefined
[5] IFA,undefined
[6] Università di Cagliari/INFN,undefined
[7] CERN,undefined
[8] LIP,undefined
[9] INR,undefined
[10] IPN,undefined
[11] Univ. de Paris-Sud and CNRS-IN2P3,undefined
[12] LLR,undefined
[13] Ecole Polytechnique and CNRS-IN2P3,undefined
[14] Università di Torino/INFN,undefined
[15] IPN,undefined
[16] Univ. Claude Bernard Lyon-I and CNRS-IN2P3,undefined
[17] YerPhI,undefined
来源
关键词
Systematic Uncertainty; Transverse Energy; Electromagnetic Calorimeter; Nucleus Collision; Open Charm;
D O I
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中图分类号
学科分类号
摘要
ψ′ production is studied in Pb–Pb collisions at 158 GeV/c per nucleon incident momentum. Absolute cross-sections are measured and production rates are investigated as a function of the centrality of the collision. The results are compared with those obtained for lighter colliding systems and also for the J/ψ meson produced under identical conditions.
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页码:559 / 567
页数:8
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