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核技术  2015 

2012年度CTBT放射性核素实验室滤材样品能力验证

DOI: 10.11889/j.0253-3219.2015.hjs.38.030502, PP. 30502-30502

Keywords: 全面禁止核试验条约,滤材样品,能力验证,活度,零时

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Abstract:

为检验核素实验室对大气颗粒物滤材样品中放射性核素的分析能力,全面禁止核试验条约筹委会临时技术秘书处从2000年开始每年组织一次能力验证活动。2012年度核素实验室能力验证活动中,参考样品中添加了24种放射性核素(其中主要核素11种,次要核素13种),北京放射性核素实验室使用相对效率为76%的HPGe?谱仪系统完成了样品的测量分析,准确识别出了11种主要核素和12种次要核素,主要核素活度测量结果准确,由95Nb/95Zr活度比推算的零时与参考值之间相差仅0.03d。

References

[1]  Debertin K., Schotzig U., Coincidence summing corrections in Ge(Li)-spectrometry at low source-to-detector distances[J], Nucl. Instrum. Methods, 1979, 158: 471-477.
[2]  王世联, 王军, 张利兴, 等. γ能谱法确定CTBT国际比对样品的零时[J], 原子能科学术, 2006, 40(增刊):117-121.
[3]  WANG Shilian, WANG Jun, ZHANG Lixing, et al.,Dating zero time of CTBT intercomparison sample by gamma spectrometry [J]. Atomic Energy Science and Technology, 2006, 40(supplement):117-121(in Chinese).
[4]  J. Dean, PTE 2012 – Preparation and standardisation of samples at NPL[R], Workshop for Radionuclide Laboratories, Jerusalem, Israel, 2013.
[5]  樊元庆, 王军, 王世联. HPGeγ谱仪峰总比不变性的实验研究[J], 原子能科学术, 2006, 40(增刊):122-125.
[6]  FAN Yuanqing,WANG Jun,WANG Shilian. experiment research on the Invariability of the peak-to-total ratio in γ-ray spectrometry [J]. Atomic Energy Science and Technology, 2006, 40(supplement):122-125(in Chinese).
[7]  王世联,王军,樊元庆,等. 2006年度CTBT大气颗粒物滤材样品的国际比对[J], 原子能科学技术,2008,42(增刊):307-312.
[8]  WANG Shilian, WANG Jun, FAN Yuanqing, et al., 2006 CTBT intercomparison of atmospheric particle filter samples[J], Atomic Energy Science and Technology, 2008, 42(supplement):307-312(in Chinese).
[9]  樊元庆, 王世联, 李奇,等. 2010年度 CTBT 放射性核素实验室滤材样品国际比对, 原子能科学技术,2012,46(增刊):708-712.
[10]  FAN Yuanqing, WANG Shilian, LI Qi, et al., 2010 CTBT intercomparison of atmospheric particle filter samples[J], Atomic Energy Science and Technology, 2012, 46(supplement):708-712(in Chinese).
[11]  Preparatory commission for the comprehensive nuclear-test-ban treaty organization. Certification and surveillance assessment of radionuclide laboratories for particulate and noble gas sample analysis[M], CTBT/PTS/INF.96/Rev.9,2012.08.
[12]  E. B. Duran, Proficiency Test Exercises for Radionuclide Laboratories: ICE2011 and PTE2012[R], Workshop for Radionuclide Laboratories, Jerusalem, Israel, 2013.
[13]  P.karhu and R. Clawson, Radionuclide laboratories supporting the network of radionuclide stations in verification of the Comprehensive Nuclear-Test-Ban Treaty [J], KERNTECHNIK 2001, 66(3):126~128.

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