测量了掺镱磷酸盐玻璃的吸收光谱、荧光光谱和荧光寿命.提出了获得玻璃荧光寿命的三种不同的方法.分析和研究了OH基、碱金属氧化物、Yb3+离子浓度以及玻璃基质成分等因素对磷酸盐玻璃荧光寿命的影响.研究表明,它们分别通过缩短Yb3+离子亚稳态的寿命、增多非桥氧数、寿命淬灭效应以及多声子弛豫过程等机制来降低掺镱磷酸盐玻璃的荧光寿命.
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