光学学报, 2019, 39 (2): 0212009, 网络出版: 2019-05-10
颗粒粒径分布测量反演算法的改进 
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An Improved Inversion Algorithm to Measure Particle Size Distribution
图 & 表
图 2. NFS颗粒粒径的测量过程。(a) NFS图像;(b)差分图像; (c)功率谱图像;(d)散射光强值
Fig. 2. Process of measurement of particle size by NFS. (a) NFS image; (b) difference image; (c) image of power spectrum; (d) scattered light intensity
图 3. 噪声γ=3%时单峰分布粒径反演曲线
Fig. 3. Inversion results of single peak particle size distribution with noise γ=3%
图 4. 分布宽度σ=5时单峰分布粒径反演曲线
Fig. 4. Inversion results of single peak particle size distribution with width σ=5
图 5. 噪声γ=0.5%时双峰分布粒径反演曲线
Fig. 5. Inversion results of bimodal particle size distribution with noise γ=0.5%
图 6. 粒径比β=1…1.2时双峰分布粒径反演曲线
Fig. 6. Inversion results of bimodal particle size distribution with particle size ratio β=1…1.2
图 8. 标准颗粒粒径为40 μm时粒径概率分布
Fig. 8. Particle size probability distribution of standard particle with particle size of 40 μm
图 9. TSVD算法得到的混合溶液的粒径概率分布
Fig. 9. Particle size probability distribution of bimodal latex spheres with TSVD algorithm
表 1不同噪声水平下的双峰分布粒径反演结果
Table1. Inversion results of bimodal particle size distributions at different noise levels
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王晨, 张彪, 曹丽霞, 姚鸿熙, 许传龙. 颗粒粒径分布测量反演算法的改进[J]. 光学学报, 2019, 39(2): 0212009. Chen Wang, Biao Zhang, Lixia Cao, Hongxi Yao, Chuanlong Xu. An Improved Inversion Algorithm to Measure Particle Size Distribution[J]. Acta Optica Sinica, 2019, 39(2): 0212009.
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