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Er3+掺杂碲酸盐微晶玻璃光纤的中红外荧光特性
作者:康世亮1 董国平1 邱建荣2 
单位:1. 华南理工大学材料科学与工程学院 广州 510640 2. 浙江大学光电科学与工程学院 杭州 310027 
关键词:管内熔体直拉法 碲酸盐 微晶玻璃光纤 中红外发光 
分类号:TQ171
出版年,卷(期):页码:2018,46(10):0-0
DOI:10.14062/j.issn.0454-5648.2018.10.01
摘要:
利用管内熔体直拉法制备了Er3+掺杂的碲酸盐微晶玻璃光纤,其中碲酸盐玻璃的组成为72TeO2?25PbO?3Er2O3 (mol%)。
并研究了其微观结构和光学性能。结果表明:通过这种方法制备的光纤具有良好的芯包结构,没有明显的元素扩散,并且经过
适当温度热处理后在光纤中析出尺寸约20 nm 的PbTe3O7 纳米晶。与前驱体光纤相比,在980 nm 激光的泵浦下,2.7 μm 中红外
发光强度在微晶玻璃光纤中得到显著的增强,这主要是由于晶体场效应的影响,其优异的光学性能表明,获得的碲酸盐微晶
玻璃光纤有望在中红外光纤放大器和可调谐激光器领域得到应用。
基金项目:
作者简介:
参考文献:

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