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高灵敏中子剂量当量率仪宽能区响应函数曲线的校准
引用本文:韩善彪,刘森林,袁观俊,王春红.高灵敏中子剂量当量率仪宽能区响应函数曲线的校准[J].辐射防护,2010(6).
作者姓名:韩善彪  刘森林  袁观俊  王春红
作者单位:中国原子能科学研究院辐射安全所;
基金项目:中核预研项目(4160205030309)
摘    要:参考国家相关标准和国际标准化组织(ISO)及国际电工委员会(IEC)对中子剂量当量(率)仪校准的相应标准,对已设计加工组装完毕的一台长圆柱型、较大体积高灵敏中子剂量当量率仪在宽能区(热中子~20MeV)内进行了能量响应和剂量灵敏度的实验校准。能谱响应函数曲线实验校准采用参考仪器和监测仪器归一校准法,利用实验和理论计算方法确定了NH-1型中子剂量当量率仪在较宽能区(热中子~20MeV)内的能量响应曲线;并给出了仪器的综合灵敏度48.9cps/(μSv.h-1)以及在3种特征能谱中的剂量响应。

关 键 词:实验校准  高灵敏度  校准标准  

Calibration of Wide Range Energy Response for a Neutron Dose Equivalent Meter of High Sensitivity
Han Shanbiao,Liu Senlin,Yuan Guanjun,Wang Chunhong.Calibration of Wide Range Energy Response for a Neutron Dose Equivalent Meter of High Sensitivity[J].Radiation Protection,2010(6).
Authors:Han Shanbiao  Liu Senlin  Yuan Guanjun  Wang Chunhong
Affiliation:Han Shanbiao,Liu Senlin,Yuan Guanjun,Wang Chunhong(China Institute of Atomic Energy,Radiation Safety Department,Beijing 102413)
Abstract:Based on the corresponding standards of the National Standardization Organizations,the International Organization for Standardization and the International Electrotechnical Commission,for Neutron Dosimetry Calibration,the energy response of a well-designed and manufactured neutron dose equivalent meter with high sensitivity,which is of cylindrical type and large volume,is calibrated on a wide energy range (from thermal energy to 20 MeV),and this dose meter has been put into on-site application.The calibrati...
Keywords:Calibration Experiment  High Sensitivity  Calibration Standard  
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