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核技术  2015 

快中子照相细节灵敏度初步实验研究

DOI: 10.11889/j.0253-3219.2015.hjs.38.080202, PP. 80202-80202

Keywords: 快中子照相,细节灵敏度,空间分辨率,反差灵敏度,图像处理

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Abstract:

为研究快中子照相空间分辨率和反差灵敏度对细节灵敏度技术指标的影响,实验采用控制变量对照方法,加工了相同深度不同孔径和相同孔径不同深度的聚乙烯和铅样品,得到了不同条件下快中子照相照片,经过图像处理,分析得出细节灵敏度受空间分辨率和反差灵敏度综合影响,当孔径较小时,空间分辨率起主要作用;当孔径较大时反差灵敏度起主要作用,最后给出了细节灵敏度的初步参考结论。

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