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高能16O+Em和32S+Em碰撞的前后多重关联
FORWARD-BACKWARD MULTIPLICITY CORRELATIONS IN HIGH ENERGY 16O+Em AND 32S+Em COLLISIONS
【摘要】 本文分析了16O(14.6和200AGeV)和32S(200A GeV)离子诱导核乳胶相互作用中,在前后赝快度窗口内的多重数之间的关联.结果发现,核—校碰撞的前后多重数关联随着能量和射弹尺寸的增加而增加,随着间隔的增加而减小,随着窗口的扩大,关联缓慢的增加并趋于饱和.文章还比较了质子—质子和质子—核碰撞的数据.
【Abstract】 Correlations between multiplicities in forward and backward pseudo-rapidity windows eith gap in oxygen(at 14.6 and 200A GeV)and sulphur(at 200 A GeV)inos induced nuclear emulsion interac- tions are analyzed.We find that the correlation strength in nucleus-nucleus collisions increases with in- craeasing energy and size of projectile,decreases with increasing gap,and very slowly increases and then saturtes with enlarging window,Comparisions with date of proton-proton and proton-nucleus collision are alse made.
【基金】 国家自然科学基金;国家教委优秀年轻教师基金;霍英东教育基金会基金的资助
- 【文献出处】 山西师大学报(自然科学版) ,Journal of Shanxi Teacher’s University Natural Science Edition , 编辑部邮箱 ,1992年04期
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