Absolute peak-efficiency calibration of a well-type germanium detector using multiple gamma-emitting nuclides with the "Solver" add-in in Excel™

被引:5
|
作者
Ishizu, H. [1 ]
Yamada, T. [1 ]
机构
[1] Japan Radioisotope Assoc, Bunkyo Ku, 28-45,Honkomagome 2, Tokyo 1138941, Japan
关键词
Coincidence summing; Germanium detector; Peak efficiency; Iteration algorithm; The "Solver" add-in in Excel (TM); Se-75; Cs-134; COINCIDENCE SUMMING CORRECTIONS; RAY SPECTROMETRY; CURVES; SE-75;
D O I
10.1016/j.apradiso.2017.02.013
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
When calibrating absolute peak efficiency and total efficiency functions for high efficient germanium detectors, single gamma-emitting nuclides are used in general to avoid coincidence summing effects. As another approach, Blaauw developed calibration technique using multiple gamma-emitting nuclides with least-square technique (Blaauw, 1993; Blaauw and Gelsema, 2003). In the present study, we tried to calibrate efficiency functions of a well-type germanium detector based on Blaauw's approach using a home-made iteration calculation algorithm with the "Solver" add-in in Excel (TM).
引用
收藏
页码:158 / 161
页数:4
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