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6zhi 100 qian dian zi fu yi qi xiao zhun yong di neng guang zi yuan kuan shu k ying guang x she xian yuan
Author(s): 
Pages: 49-54+48
Year: Issue:  5
Journal: Radiation Protection

Keyword:  千电子伏低能光子源荧光辐射仪器校准荧光X射线照射量率能量响应辐射体金硅面垒探测器电离室;
Abstract: <正> 一、引言 由于核工业的发展,放射性核素和X射线机的广泛应用,以及像彩色电视等高电压器件日益进入生活领域,低能电磁辐射的防护测量引起人们越来越大的关注。在100千电子伏以下的低能区,光子和物质相互作用截面随着光子能量和物质原子序数的不同而迅速变化,使许多辐射探测器的灵敏度呈现强烈的能量相依性(能量响应)。如果仪器校准不良,选择或
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