Possibility of rapidly reporting ^226Ra activity in ^226Ra-^222Rn samples with unknown equilibrium f

来源 :核技术：英文版 | 被引量 : 0次 | 上传用户：xiaozhui221

【摘要】

：

This paper reports the observed changes for equilibrium factors between 226Ra and 222Rn with sealing time of the samples. The samples include soil, raw coal, mi

【作者】

：

SUQiong ZHENGRui CHENYong CHEN

【机构】

：

InstituteofNuclearTechnology

【出处】

：

核技术：英文版

【发表日期】

：

2004年3期

【关键词】

：

γ光谱分析仪镭-氡样品长期放射性平衡环境分析放射化学 γ spectrometer 226Ra-222Rn sample Secular radio

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This paper reports the observed changes for equilibrium factors between 226Ra and 222Rn with sealing time of the samples. The samples include soil, raw coal, mineral water, cement, rock, etc. Especially the conceptions of "pre-equilibrium time"

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Possibility of rapidly reporting ^226Ra activity in ^226Ra-^222Rn samples with unknown equilibrium f

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