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Detection of Specific Activity of Building Materials Based on Low-Background Ge(Li)γ-Spectroscopy
Author(s): 
Pages: 57-61
Year: Issue:  10
Journal: Guangdong Trace Elements Science

Keyword:  Ge(Li)γ谱仪 建材 放射性比活度 内照射指数 外照射指数;
Abstract: 讨论了利用低本底Ge(Li)γ谱仪对建材样品的比活度检测,测量对象包含花岗岩、大理石等天然石材和水泥、红砖等人工合成建材以及人造石等,并且将测量结果与国标GB 6566-2001《建筑材料放射性核素限量》[1]进行了比对,从而确定了主体建筑材料和装饰材料的辐射水平,在此基础上将它们进行了分类和比对,因而对所使用建材的放射性水平有了基本了解。
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