NUCLEAR TECHNIQUES, Volume. 47, Issue 11, 110402(2024)
Calculation methods of parameters in α particle measurement
Figures & Tables(9)
Fig. 1. Variation of activity concentration uncertainty with self-absorption coefficient uncertainty (partial derivative method)
Fig. 2. Change of determination threshold and detection limit with relative uncertainty of activity concentration (color online)
Fig. 3. Relationship between relative uncertainty of self-absorption coefficient and confidence interval obtained (partial derivative method)
Fig. 4. Distribution forms of various inputs in simulation calculations
Fig. 6. Variation of activity concentration uncertainty with self-absorption coefficient uncertainty (MC method)
Fig. 7. Relationship between relative uncertainty of f and confidence interval obtained (MC method)
Fig. 8. Comparison of calculation results between partial derivative method and MC method
Table 1. Each input form in the calculation model
View tableView in ArticleTable 1. Each input form in the calculation model
输入量
Input
分布形式
Distribution form
取值
Value
相对不确定度
Relative uncertainty
常量 Constant 12 120 ― 常量 Constant 1 200 s ― 常量 Constant 11 520 ― 常量 Constant 3 600 s ― V 高斯 Gauss 30 L 1% 高斯 Gauss 0.3 5% 高斯 Gauss 0.9 1%、10%~50% 矩形 Rectangle 0.9 1%、10%~50%
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Xuemei ZHOU, Kun LUO, Wei LAI, Feng LIAO, Bingjie DU, Wei LIU. Calculation methods of parameters in α particle measurement[J]. NUCLEAR TECHNIQUES, 2024, 47(11): 110402
Paper Information
Category: NUCLEAR ELECTRONICS AND INSTRUMENTATION
Received: Mar. 6, 2024
Accepted: --
Published Online: Jan. 2, 2025
The Author Email: ZHOU Xuemei (zhouxuemei@sinap.ac.cn)
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