采用高温熔化工艺制备出Tb3+掺杂硅酸盐玻璃,研究了高能辐照对该玻璃结构和发光性能的影响.结果表明,高能辐照后,Tb3+掺杂硅酸盐玻璃的结构发生变化,表现为两个方面:(1) 是部分Tb3+离子被氧化为(Tb3+)+离子;(2) 是玻璃体内产生大量色心.辐照对Tb3+掺杂硅酸盐玻璃的发光强度影响较大,发光强度随辐照剂量的增大而降低;然而,辐照对Tb3+掺杂硅酸盐玻璃的发光余辉影响较小,发光余辉基本不随辐照剂量的增加而变化.
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