DETERMINATION OF THE IMPACT PARAMETER IN RELATIVISTIC NUCLEUS-NUCLEUS COLLISIONS

被引:149
作者
CAVATA, C [1 ]
DEMOULINS, M [1 ]
GOSSET, J [1 ]
LEMAIRE, MC [1 ]
LHOTE, D [1 ]
POITOU, J [1 ]
VALETTE, O [1 ]
机构
[1] CENS, LAB NATL SATURNE, F-91191 GIF SUR YVETTE, FRANCE
来源
PHYSICAL REVIEW C | 1990年 / 42卷 / 04期
关键词
D O I
10.1103/PhysRevC.42.1760
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
A simple method is proposed for determining the impact parameter in relativistic nucleus-nucleus collisions. Assuming a monotonous correlation between multiplicity and impact parameter, the multiplicity dependence of the measured cross section is interpreted as an impact-parameter dependence of the geometrical reaction cross section. The reliability of this method is checked to be excellent within the framework of the intranuclear cascade model. Its application to data analysis at lower and higher energies is suggested. © 1990 The American Physical Society.
引用
收藏
页码:1760 / 1763
页数:4
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