制备了Pr3+掺杂的高折射率7.5Li2O-7.5K2O-5BaO-5Bi2O3-75TeO2重金属铋碲酸盐玻璃.测定了玻璃的热膨胀曲线,计算了样品的热膨胀系数α,转变温度Tg和软化温度Tf.紫外灯下观察,Pr3+掺杂的玻璃样品发出橙红光.室温下记录了玻璃样品的吸收、激发和荧光发射光谱.光谱分析表明:紫外灯、蓝色激光二极管、蓝色发光二极管,以及氩离子激光器是Pr3+掺杂铋碲酸盐玻璃的有效激发光源.
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