Xinyu XIAO, Bing XIONG, Jun CHEN, Huinan YANG, Mingxu SU. Influence of Divergent Beam on Particle Size Measurement by Light Extinction Method[J]. Acta Photonica Sinica, 2022, 51(5): 0551314
- Acta Photonica Sinica
- Vol. 51, Issue 5, 0551314 (2022)
Fig. 1. Schematic of light extinction measurement
Fig. 2. Simulation model of the divergent beam
Fig. 3. Statistics of photon events
Fig. 4. Comparison of extinction spectra of Monte Carlo and LB models
Fig. 5. Comparison of extinction spectra with different receiver sizes and different reception angles
Fig. 6. Comparison of extinction spectra at different divergence angles
Fig. 7. Schematic of light extinction experiment system
Fig. 8. The experimental extinction spectra at different divergence angles
Fig. 9. Inversed particle size distributions at different divergence angles
Fig. 10. Errors of mean sizes at different divergence angles in simulations and experiments
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Table 1. Inversed results and errors at different divergence angles before and after correction（D=0.8 μm）
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