Junwei Chang, Ruihan Zhu, Tingting Xi, Mengning Xu, Di Wang, Lanzhi Zhang, Dongwei Li, Zuoqiang Hao. Intensity modulation of filaments by shaped laser pulses in fused silica[J]. Chinese Optics Letters, 2019, 17(12): 123201
- Chinese Optics Letters
- Vol. 17, Issue 12, 123201 (2019)
Fig. 1. Schematic of the experimental setup. M, 800 nm high reflection mirror; G, grating; CL, cylindrical lens; LC-SLM, liquid crystal spatial light modulator; L1, L2, plano-convex lens; FS, fused silica block.
Fig. 2. Evolution of the on-axis intensity of the filaments of shaped pulses as a function of propagation distance from different generations.
Fig. 3. Evolution of the on-axis intensity of the filaments from several typical generations.
Fig. 4. Peak intensity of the filament as a function of generation.
Fig. 5. (a) Spectral intensity and phase of the initial pulse and the temporal intensity distribution of the shaped pulses for the (b) 1st, (c) 5th, (d) 10th, (e) 15th, and (f) 30th generation, respectively.
Fig. 6. Evolution of the maximum on-axis intensity of the different shaped pulses as a function of propagation distance.
Fig. 7. Temporal distributions of (a) the intensity and (b) electron density of the shaped pulse at different propagation distances for the tenth generation.
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