中能重离子碰撞中的中子(质子)发射的同位旋效应

来源 :高能物理与核物理 | 被引量 : 0次 | 上传用户:yuntaos
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利用同位旋相关的量子分子动力学,对中能重离子碰撞过程中的中子和质子发射的同位旋效应进行了分析. 计算结果表明在有动量相关作用条件下,在很宽的能量和碰撞参数范围内,缺中子碰撞系统的中子(质子)发射数强烈地依赖于同位旋相关的核子-核子碰撞截面,而较弱地依赖于对称势. 在对丰中子碰撞系统的研究中,上述规律减弱. 这样就可以通过实验上对缺中子碰撞系统的中子(质子)发射数的探测,来提取介质中同位旋相关核子-核子碰撞截面的知识.
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