激光与光电子学进展, 2019, 56 (9): 090002, 网络出版: 2019-07-05
飞秒激光等离子体通道电磁波传输研究进展 
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Research Progress on Electromagnetic Wave Transmission via Femtosecond-Laser Plasma Channel
图 & 表
图 2. 单通道电磁波传输原理图[38]
Fig. 2. Schematic of electromagnetic wave transmission via single channel[38]
图 3. 激光引导高压放电等离子体测试原理图[39]
Fig. 3. Schematic of monitoring plasma produced by laser guiding of high-voltage discharge[39]
图 4. 单丝微波耦合实验示意图[40]
Fig. 4. Schematic of experimental setup for single filament microwave coupling[40]
图 5. 多丝等离子体微波能量传输实验系统[41]
Fig. 5. Experimental setup for multi-filament plasma microwave energy transmission[41]
图 6. 双通道飞秒激光等离子体电磁波传输原理图[42]
Fig. 6. Schematic of electromagnetic wave transmission via double-channel femetosecond laser plasma[42]
图 7. 环形调制的激光束的初始强度分布[46]
Fig. 7. Initial intensity distribution of ring laser beam with modulation[46]
图 9. 等离子体丝波导模型。(a)飞秒激光光束初始强度分布;(b)三环波导结构的横截面;(c)波导结构中单丝横截面[49]
Fig. 9. Model of plasma filament waveguide. (a) Initial intensity distribution of femtosecond laser beam; (b) cross section of three-ring waveguide structure; (c) cross section of single filament[49]
图 10. 表面波波数实部与电子密度的关系。(a) v=109 Hz;(b) v=1010 Hz;(c) v=1011 Hz;(d) v=1012 Hz
Fig. 10. Relationship between real part of wave number of surface wave and electron density. (a) v=109 Hz; (b) v=1010 Hz; (c) v=1011 Hz; (d) v=1012 Hz
图 11. 表面波波数虚部与电子密度的关系
Fig. 11. Relationship between imaginary part of wave number of surface wave and electron density
图 12. 不同时刻传输线电场分布。(a) t=8 ns; (b) t=33 ns;(c) t=68 ns
Fig. 12. Electric field distributions at different times. (a) t=8 ns; (b) t=33 ns; (c) t=68 ns
刘洋, 陈宗胜, 时家明. 飞秒激光等离子体通道电磁波传输研究进展[J]. 激光与光电子学进展, 2019, 56(9): 090002. Yang Liu, Zongsheng Chen, Jiaming Shi. Research Progress on Electromagnetic Wave Transmission via Femtosecond-Laser Plasma Channel[J]. Laser & Optoelectronics Progress, 2019, 56(9): 090002.
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