飞秒激光直写光纤光栅进展及光谱优化方法研究

朱玉雪¹, 陈东营², 赵强^2,^3,^*, 曲轶^1,^*

Progress of Femtosecond Laser Direct Writing Fiber Grating and Spectral Optimization Method

ZHU Yu-xue¹, CHEN Dong-ying², ZHAO Qiang^2,^3,^*, QU Yi^1,^*

光栅切趾技术 (a): 斜向切趾法示意图^{[ 51 ]}; (b): 能量切趾法实验装置图^{[ 54 ]}; (c): 斜向切趾后光栅的光谱^{[ 54 ]}; (d): 控制轨道长度实现切趾的示意图^{[ 55 ]}