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放射源的研制及测量装置（２４１）￣Ａｍ粉末冶金火警源ａ能谱分析装置冯跟胜，王颖，冯新占，李淑娟（中国科学院软件研究所）用粉末冶金法制备的２４１Ａｍ火警源，由于其表面金属覆盖层厚度的非均匀性和对ａ能量的吸收，使源输出的ａ能量变低，能谱范围较宽（２．９—...
(241) ~ Am powder metallurgy fire a source of energy spectrum analysis device Feng Jiansheng, Wang Ying, Feng Xinzhan, Li Shujuan (Institute of Software, Chinese Academy of Sciences) prepared by the powder metallurgy 241Am fire source, because of its The nonuniformity of the surface metal coating thickness and the absorption of a energy reduce the energy of the source output a and broaden the energy spectrum (2.9 -...