中国激光, 2019, 46 (1): 0101003, 网络出版: 2019-01-27
基于保偏掺铥光纤饱和吸收体的2 μm波段超窄线宽光纤激光器 下载: 1170次
Ultra-Narrow-Linewidth Fiber Laser in 2 μm Band Using Saturable Absorber Based on PM-TDF
图 & 表
图 2. (a)有源光纤环形腔的输出频谱;(b)均匀光纤布拉格光栅的反射谱(红色虚线)与F-P滤波器的透射谱(蓝色实线)
Fig. 2. (a) Output spectrum of active fiber ring cavity; (b) reflection spectrum of uniform FBG (red dashed line) and transmission spectrum of F-P filter (solid blue line)
图 3. 实验测得的光纤布拉格光栅的反射光谱(红色虚线)和F-P滤波器的传输光谱(蓝色实线)
Fig. 3. Reflectivity spectrum of FBG (red dashed line) and transmission spectrum of F-P filter (blue solid line)
图 4. (a)饱和吸收体的反射谱;(b)饱和吸收体长度对带宽和中心反射率的影响
Fig. 4. (a) Reflection spectrum of saturated absorber; (b) influences of saturated absorber length on bandwidth and central reflectivity
图 5. 激光器单纵模选取原理示意图
Fig. 5. Schematic of single longitudinal mode selection principle of the laser
图 6. (a)激光器的输出光谱;(b)间隔10 min连续扫描10次的稳定光谱
Fig. 6. (a) Typical output spectrum of laser; (b) output spectra of 10-times repeated scans with 10 min intervals
图 9. 激光器频谱图。 (a)有饱和吸收体;(b)无饱和吸收体
Fig. 9. Frequency spectra of proposed laser. (a) With saturable absorber; (b) without saturable absorber
白燕, 延凤平, 冯亭, 韩文国, 张鲁娜, 程丹, 白卓娅, 温晓东. 基于保偏掺铥光纤饱和吸收体的2 μm波段超窄线宽光纤激光器[J]. 中国激光, 2019, 46(1): 0101003. Bai Yan, Yan Fengping, Feng Ting, Han Wenguo, Zhang Luna, Cheng Dan, Bai Zhuoya, Wen Xiaodong. Ultra-Narrow-Linewidth Fiber Laser in 2 μm Band Using Saturable Absorber Based on PM-TDF[J]. Chinese Journal of Lasers, 2019, 46(1): 0101003.