摘要
利用最小二乘法对测得的不同厚度的炸药柱的计数率进行拟合,得到γ射线在某炸药中的衰减服从指数规律,且线性吸收系数为1.007.
Least square method is used to fit the counting ratio of explosive columns with different thickness. It is found that the decrease of γray in this kind of explosive follows exponent rule and linear absorption coefficient is 1.007.
出处
《核电子学与探测技术》
CAS
CSCD
北大核心
2003年第6期522-525,共4页
Nuclear Electronics & Detection Technology