Chinese Journal of Lasers, Volume. 46, Issue 9, 904003(2019)
Measurement and Analysis on Backward Scattering of Microparticles Illuminated by Gaussian Beam
Figures & Tables(6)
Fig. 3. Response waveforms and fitted curves of glass beads with different diameters. (a) Waveform corresponding to 70.0 μm diameter; (b) waveform corresponding to 48.0 μm diameter; (c) waveform corresponding to 38.5 μm diameter; (d) waveform corresponding to 19.2 μm diameter; (e) waveform corresponding to SB040104 standard glass bead
Fig. 5. Scattered signals at different number concentrations. (a) Number concentration 6×109 m-3; (b) number concentration is 2.4×1010 m-3; (c) number concentration is 5.1×1010 m-3
Table 1. Distributions of measured peak values of glass beads with different diameters
View tableTable 1. Distributions of measured peak values of glass beads with different diameters
Nominal particle size /μm Maximum of the signals /V Minimum of the signals /V Average value of the signal /V Standard deviation 70.0 48.0 38.5 19.2 27±1.1 1.160 0.780 0.590 0.317 0.419 1.030 0.700 0.510 0.240 0.384 1.060 0.750 0.550 0.289 0.400 0.039 0.024 0.028 0.023 0.011
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Gu Kan, Hou Keliang, Shen Jianqi. Measurement and Analysis on Backward Scattering of Microparticles Illuminated by Gaussian Beam[J]. Chinese Journal of Lasers, 2019, 46(9): 904003
Paper Information
Category: Measurement and metrology
Received: Mar. 25, 2019
Accepted: --
Published Online: Sep. 10, 2019
The Author Email: Kan Gu (410926331@qq.com)
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