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单球多计数器的中子能量响应计算
引用本文:李桃生,杨连珍,李冬馀. 单球多计数器的中子能量响应计算[J]. 核电子学与探测技术, 2004, 24(2): 132-135
作者姓名:李桃生  杨连珍  李冬馀
作者单位:中国辐射防护研究院,山西,太原,030006;核电秦山联营有限公司,浙江,海盐,314300
摘    要:
根据球体内随深度变化时中子的慢化程度有所差异.按两两垂直的方法把三个位置灵敏正比计数器安装在一个慢化球体内。用MCNP4A程序计算了6种慢化球体和6种照射方向的能量响应,同时对球半径方向两种分区方法的计算结果进行分析和比较。

关 键 词:位置灵敏计数器  MCNP4A程序  中子能量响应
文章编号:0258-0934(2004)02-0132-04
修稿时间:2003-06-19

The calculated neutron response of a sphere with the multi-counters
LI Tao-sheng,YANG Lian-zhen,LI Dong-yu. The calculated neutron response of a sphere with the multi-counters[J]. Nuclear Electronics & Detection Technology, 2004, 24(2): 132-135
Authors:LI Tao-sheng  YANG Lian-zhen  LI Dong-yu
Affiliation:LI Tao-sheng~1,YANG Lian-zhen~1,LI Dong-yu~2
Abstract:
Based on the difference of the neutron distribution in the moderator, three position sensitive proportional counters which are perpendicular each other are inserted into the moderator. The energy response with six spherical moderators and six incidence directions have been calculated by MCNP4A code. The calculated results for two divided region methods in the radial of the spherical moderator have been analyzed and compared.
Keywords:position sensitive counter  MCNP4A code  neutron energy response
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