研究了碱金属和碱土金属离子修饰的掺铥碲酸盐玻璃的光谱性质,讨论了碱金属和碱土金属对掺铥碲酸盐玻璃J-O强度参数、1.46μm荧光发射强度、荧光半高宽、受激发射截面等光谱性质的影响,并与一些传统氧化物玻璃进行了比较.研究表明碱金属Li+和碱土金属Ba2+掺碲酸盐玻璃更适宜用作掺铥光放大器基质.含Li+的碲酸盐玻璃展现出7.90×10-21cm2的高发射截面;含Ba2+碲酸盐玻璃具有7.55×10-21cm2的高发射截面、103nm的荧光半高宽.
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