TARGET DEPENDENCE OF CENTRAL RAPIDITY KAPPA PRODUCTION IN SULFUR-NUCLEUS COLLISIONS AT 200 GEV/C PER NUCLEON

被引:4
作者
ANDERSEN, E
BARNES, PD
BLAES, R
BRAUN, H
BROM, JM
CASTANO, B
CHERNEY, M
COHLER, M
DELACRUZ, B
DIEBOLD, GE
FERNANDEZ, C
FRANKLIN, G
GARABATOS, C
GARZON, JA
GEIST, WM
GREINER, D
GRUHN, C
HAFIDOUNI, M
HRUBEC, J
HUSS, D
JACQUOT, JL
JONES, PG
KUIPERS, JPM
LADREM, M
DEGUEVARA, PL
LIKO, D
LOPEZPONTE, S
LOVHOIDEN, G
MACNAUGHTON, J
MAHER, CJ
MICHALON, A
MICHALONMENTZER, ME
MOSQUERA, J
NATKANIEC, Z
NELSON, JM
NEUHOFER, G
DELOSHEROS, CP
PLO, M
PORTH, P
POWELL, B
QUINN, B
RAMIL, A
RIESTER, JL
ROHRINGER, H
SAKREJDA, G
SAKREJDA, I
THORSTEINSEN, T
TRAXLER, J
VOLTOLINI, C
YANEZ, A
机构
[1] LAWRENCE BERKELEY LAB, BERKELEY, CA 94720 USA
[2] UNIV BIRMINGHAM, DEPT PHYS, BIRMINGHAM B15 2TT, W MIDLANDS, ENGLAND
[3] CERN, CH-1211 GENEVA 23, SWITZERLAND
[4] CIEMAT, DIV FIS PARTICULAS, E-28040 MADRID, SPAIN
[5] INST FIZ JADROWEJ, PL-30055 KRAKOW 30, POLAND
[6] CREIGHTON UNIV, DEPT PHYS, OMAHA, NE 68178 USA
[7] CARNEGIE MELLON UNIV, DEPT PHYS, PITTSBURGH, PA 15213 USA
[8] UNIV SANTIAGO, DEPT FIS PARTICULAS, E-15706 SANTIAGO, SPAIN
[9] UNIV LOUIS PASTEUR, INST NATL PHYS NUCL & PHYS PARTICULES, CTR RECH NUCL, F-67037 STRASBOURG, FRANCE
[10] INST HOCHENERGIEPHYS, A-1050 VIENNA, AUSTRIA
[11] UNIV YORK, DEPT PHYS, YORK YO1 5DD, N YORKSHIRE, ENGLAND
来源
PHYSICAL REVIEW C | 1992年 / 46卷 / 02期
关键词
D O I
10.1103/PhysRevC.46.727
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
Central rapidity LAMBDA-production has been measured in sulfur collisions with Cu, Ag, and Pb at 200 GeV/c per nucleon. Lambdas produced in these collisions were identified by their charged decays recorded by a time projection chamber. The LAMBDA-yields are compared as a function of target mass. For each target, the yields are reported as a function of LAMBDA-transverse kinetic energy and zero degree energy (a measure of collision centrality). In each system, the data exceed predictions of the VENUS (4.02) model of sulfur-nucleus collisions. The observed excesses show no obvious variation with collision centrality from moderate to highly central collisions.
引用
收藏
页码:727 / 735
页数:9
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