Yumin ZHONG, Wei KONG, Yanqing QIU, Tao CHEN, Genghua HUANG. Design of a Multi-channel Time-resolved Single-photon Detection System for Laser Induced Spectrum Detection[J]. Acta Photonica Sinica, 2021, 50(12): 1204001
- Acta Photonica Sinica
- Vol. 50, Issue 12, 1204001 (2021)
Fig. 1. 32-channel time-resolved single-photon detection system
Fig. 2. Working principle of the 32-channel single-photon data acquisition system
Fig. 3. The single photon electrical pulse signal
Fig. 4. High-speed digital signal reading principle
Fig. 5. Schematic diagram of the experimental setup for evaluating the nearest resolvable adjacent photons
Fig. 6. Statistical comparison of time interval between neighboring photons
Fig. 7. Laser induced spectrum detection experimental setup based on 32-channel time-resolved single-photon detection system
Fig. 8. Spectral response curves of channel 15 and 16 measured by monochromator
Fig. 9. Variations of echo signal at channel 16 while changing distance of the target
Fig. 10. Relationship between Maximum signal position and the target relative distance
Fig. 11. Original photon data and histogram of channel 11
Fig. 12. Difference of the laser induced spectrum while the observation targets are pure and natural water respectively
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