Zhigang Feng, Kejia Zhao, Zhijun Yang, Fan Wu, He Chen, Jingyuan Miao, Difei Li, Zhaochun Wu, Zhao He. Experimental Investigation of Ultrafast Pulse Waveform Parameter Based on Electro-Optic Sampling[J]. Acta Optica Sinica, 2018, 38(5): 0532001
- Acta Optica Sinica
- Vol. 38, Issue 5, 0532001 (2018)
Fig. 1. Experimental setup of electro-optic sampling
Fig. 2. Variation of transmission coefficient S21 with frequency
Fig. 3. Time domain pulse waveform of 70 GHz photodetector
Fig. 4. Time domain pulse waveforms with time constants of lock-in amplifier of 1 s, 3 s and 10 s, respectively
Fig. 5. Time domain pulse waveforms with chopper frequency of 0.5 kHz, 1 kHz and 1.5 kHz, respectively
Fig. 6. Time domain pulse waveforms with sampling optical power attenuated of 1%, 10% and 50%, respectively
Fig. 7. Time domain pulse waveforms with different excitation powers
Fig. 8. Optimized time domain pulse waveform of 70 GHz photodetector
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