摘要:测量了SrSO4:Eu(摩尔分数为0.1%)和CaSO4:Eu(摩尔分数为0.1%)的光释光发光谱和热释光发光谱,得到SrSO4Eu的光释光发光波长与热释光发光波长均为375 nm,而CaSO4:Eu的光释光发光波长与热释光发光波长均为385nm,说明热释光和光释光具有相同的发光中心,均来自于Eu2+的能级跃迁.同时在CaSO4:Eu的热释光发光谱中还观察到了Eu3+的发光.
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