中国激光, 2020, 47 (11): 1115001, 网络出版: 2020-10-23
基于被动同步的宽调谐中红外差频技术研究 
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Study on Widely Tunable Mid-Infrared Difference-Frequency Generation Based on Passive Synchronization
图 & 表
图 1. 实验装置图。(a)被动同步的掺铒和掺镱锁模光纤激光器;(b)波长可调谐的信号光制备;(c)高功率泵浦光制备;(d)同步脉冲泵浦的非线性差频
Fig. 1. Experimental setup. (a) Passively synchronized Er- and Yb-doped mode-locked fiber lasers; (b) wavelength-tunable signal source preparation; (c) high-power pump source preparation; (d) synchronously pumped nonlinear frequency-difference generation
图 2. 泵浦和信号脉冲表征。(a)泵浦源光谱与脉宽;(b)信号光展宽前后光谱;(c)滤波后光谱与脉宽
Fig. 2. Characterization of pump and signal pulses. (a) Spectrum and pulse width of pump source; (b) signal spectra before and after broadening; (c) spectrum and pulse width of filtered signal
图 3. 中红外产生实验结果。(a)有和(b)无信号光注入时,中红外输出功率与泵浦光转换效率随泵浦功率的变化;(c)可调谐中红外光谱与相应的最大输出功率
Fig. 3. Experimental results on MIR generation. (a) With and (b) without signal light injection, MIR output power and pump conversion efficiency change with the pump power; (c) tunable MIR spectra and the corresponding maximum output power
李博文, 武佳美, 徐明航, 江云峰, 郝强, 杨康文, 黄坤, 曾和平. 基于被动同步的宽调谐中红外差频技术研究[J]. 中国激光, 2020, 47(11): 1115001. Li Bowen, Wu Jiamei, Xu Minghang, Jiang Yunfeng, Hao Qiang, Yang Kangwen, Huang Kun, Zeng Heping. Study on Widely Tunable Mid-Infrared Difference-Frequency Generation Based on Passive Synchronization[J]. Chinese Journal of Lasers, 2020, 47(11): 1115001.
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