Qiangshuang Li, Changming Sun, Shuzhen Fan, Haiwei Du. Tunable Broadband Terahertz Wave Generation Based on Optical Rectification Effect of Shaped Ultrashort Laser Pulses Interacting with GaSe Crystal[J]. Acta Optica Sinica, 2023, 43(5): 0519001
- Acta Optica Sinica
- Vol. 43, Issue 5, 0519001 (2023)
Fig. 1. Comparsion of shaped laser pulse and normal laser pulse. (a) Waveform comparsion of shaped laser pulse and normal laser pulse; (b) amplified partial waveforms; (c) schematic diagram of changed frequency spectrum
Fig. 2. Terahertz pulse spectra and time-domain waveforms generated by laser pulses with different pulse widths. (a) Terahertz pulse spectrum; (b) time-domain waveform
Fig. 3. Terahertz spectra and corresponding time-domain waveforms under different
Fig. 4. Central frequency and spectral bandwidth of generated terahertz pulse varying with
Fig. 5. Influence of
Fig. 6. Relationship between
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