某核燃料研制生产线上奥氏体不锈钢表面铀污染分布与去污初探
Radiation Protection Bulletin(2012)
Abstract
通过电镜扫描、表面污染监测仪等分析了铀氧化物的表面沉积的分布情况,结果显示铀化物只是富集在不锈钢氧化膜的表面,并未渗入到材料基体中。用酒精、有机酸、硝酸擦拭某核燃料研制生产线上常用不锈钢表面,可使其表面氧化膜脱落,表面放射性污染去除,但3种试剂对金属氧化膜的破坏作用依次增强。
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Key words
Stainless steel,Uranium,Decontamination,Nuclear fuel development
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