中国激光, 2020, 47 (1): 0101001, 网络出版: 2020-01-09
反共振空芯光纤中氘气受激拉曼散射实验研究 
下载： 1187次
Experimental Research on Stimulated Raman Scattering of Deuterium Gas in Anti-Resonance Hollow-Core Fibers
图 & 表
图 1. 实验装置。(a) 实验装置示意图; (b)冰激凌型空芯光纤横截面的扫描电镜(SEM)图;(c)无节点型空芯光纤横截面的扫描电镜图
Fig. 1. Experimental setup. (a) Schematic of experimental setup; (b) SEM image of cross section of ice-cream type HCF;(c) SEM image of cross section of node-less type HCF
图 2. HCF1的输出光谱、测量损耗谱及输出光谱的能级跃迁图。(a) 400 kPa和800 kPa气压下泵浦功率分别为25,50,90 mW时HCF1输出光谱和测量损耗谱;(b) 800 kPa 气压下泵浦功率为90 mW时HCF1输出光谱的能级跃迁图(括号内的是相应的拉曼频移)
Fig. 2. Output spectra, measured loss spectrum, and energy level transition diagram of output spectrum of HCF1. (a) Output spectra and measured loss spectrum of HCF1 at pressures of 400 kPa and 800 kPa under pump powers of 25, 50, and 90 mW; (b) energy level transition diagram of output spectrum of HCF1 at pressure of 800 kPa under pump power of 90 mW (corresponding Raman frequency shifts are shown within brackets)
图 3. 不同气压下,拉曼光功率随耦合泵浦光功率变化的曲线及最大耦合功率泵浦下空芯光纤的输出光谱。(a)(b) 400 kPa;(c)(d) 600 kPa;(e)(f) 800 kPa;(g)(h) 1000 kPa
Fig. 3. Raman light power as a function of coupled pump power and output spectra of HCF under maximum coupled pump power at different pressures. (a)(b) 400 kPa; (c)(d) 600 kPa; (e)(f) 800 kPa; (g)(h) 1000 kPa
图 4. 光斑图。 (a)泵浦源输出的泵浦光;(b)空芯光纤输出端的泵浦光;(c)低功率下1561 nm拉曼光;(d)高功率下1561 nm拉曼光
Fig. 4. Measured patterns. (a) Pump light from pump source; (b) pump light at output end of HCF; (c) 1561-nm Raman light under low power; (d) 1561-nm Raman light under high power
图 5. HCF2输出光谱、测量损耗谱及输出光谱的能级跃迁图。 (a) 1400 kPa气压下的输出光谱及HCF2的测量损耗谱,图中S1和S2分别代表一阶和二阶斯托克斯,插入图片是在0.02 nm精度下2924.9 nm的精细谱;(b) 1400 kPa气压下输出光谱的能级跃迁图
Fig. 5. Output spectra, measured loss spectrum, and energy level transition diagram of output spectrum of HCF2. (a) Output spectrum and measured loss spectrum of HCF2 at pressure of 1400 kPa, where S1 and S2 represent first- and second-order Stokes respectively and inset shows fine spectrum near 2924.9 nm with resolution of 0.02 nm; (b) energy level transition diagram of output spectrum of HCF2 at pressure of 1400 kPa
黄威, 李智贤, 崔宇龙, 周智越, 王泽锋. 反共振空芯光纤中氘气受激拉曼散射实验研究[J]. 中国激光, 2020, 47(1): 0101001. Wei Huang, Zhixian Li, Yulong Cui, Zhiyue Zhou, Zefeng Wang. Experimental Research on Stimulated Raman Scattering of Deuterium Gas in Anti-Resonance Hollow-Core Fibers[J]. Chinese Journal of Lasers, 2020, 47(1): 0101001.
PDF全文
