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

被引:58
|
作者
Alessandro, B. [1 ]
Alexa, C.
Arnaldi, R.
Atayan, M.
Beole, S.
Boldea, V.
Bordalo, P.
Borges, G.
Castor, J.
Chaurand, B.
Cheynis, B.
Chiavassa, E.
Cicalo, C.
Comets, M. P.
Constantinescu, S.
Cortese, P.
De Falco, A.
De Marco, N.
Dellacasa, G.
Devaux, A.
Dita, S.
Drapier, O.
Fargeix, J.
Force, P.
Gallio, M.
Gerschel, C.
Giubellino, P.
Golubeva, M. B.
Gonin, M.
Grigoryan, A.
Grossiord, J. Y.
Guber, F. F.
Guichard, A.
Gulkanyan, H.
Idzik, M.
Jouan, D.
Karavicheva, T. L.
Kluberg, L.
Kurepin, A. B.
Le Bornec, Y.
Lourenco, C.
Mac Cormick, M.
Marzari-Chiesa, A.
Masera, M.
Masoni, A.
Monteno, M.
Musso, A.
Petiau, P.
Piccotti, A.
Pizzi, J. R.
机构
[1] Univ Turin, Ist Nazl Fis Nucl, Turin, Italy
[2] Univ Piemonte Orientale, Alessandria, Italy
[3] Univ Clermont Ferrand, LPC, Aubiere, France
[4] CNRS, IN2P3, Aubiere, France
[5] IFA, Bucharest, Romania
[6] Univ Cagliari, Ist Nazl Fis Nucl, Cagliari, Italy
[7] CERN, CH-1211 Geneva 23, Switzerland
[8] LIP, Lisbon, Portugal
[9] INR, Moscow, Russia
[10] Univ Paris 11, IPN, Orsay, France
[11] CNRS, IN2P3, F-91405 Orsay, France
[12] Ecole Polytech, LLR, Palaiseau, France
[13] CNRS, IN2P3, Palaiseau, France
[14] Univ Lyon 1, IPN, F-69622 Villeurbanne, France
[15] CNRS, IN2P3, Villeurbanne, France
[16] YerPhI, Yerevan, Armenia
[17] Univ Tecn Lisboa, Inst Super Tecn, P-1096 Lisbon, Portugal
[18] AGH Univ Sci & Technol, Fac Phys & Nucl Tech, Krakow, Poland
来源
EUROPEAN PHYSICAL JOURNAL C | 2007年 / 49卷 / 02期
关键词
D O I
10.1140/epjc/s10052-006-0153-y
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
psi' 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/psi meson produced under identical conditions.
引用
收藏
页码:559 / 567
页数:9
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