A practical evaluation of measurement uncertainty in gamma-ray efficiency curve determination through an analytical approach

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• 作者：Katsuhiro Shirono^a ; ^{k.shirono@aist.go.jp} ; Yasuhiro Unno^a ; ^{y.unno@aist.go.jp} ; Rio Furukawa^a ; ^{rio.furukawa@aist.go.jp} ; Chushiro Yonezawa^b ; ^{chushiro.yonezawa@cpdnp.jp}
• 关键词：Uncertainty ; Efficiency ; Germanium detector ; Weighted least square method ; Covariance ; Mixed-radionuclide standard
• 刊名：Applied Radiation and Isotopes
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：121
• 期：Complete
• 页码：131-141
• 全文大小：642 K
• 卷排序：121

文摘

Uncertainty of an efficiency curve was evaluated for gamma-ray spectrometry. Covariances of the measured efficiencies were taken into consideration. A practical evaluation aimed at avoiding an excessively optimistic uncertainty is provided.