Spectroscopy and Spectral Analysis, Volume. 41, Issue 9, 2807(2021)
An EDXRF Quantitative Algorithm Based on Fundamental Parameters and Spectrum Unfolding
Figures & Tables(6)
Fig. 1. Comparation of origin spectrum and optimized by pure spectrums
Fig. 4. Comparation of origin spectrum and optimized by updated pure spectrums
Table 1. Tested results and certified
View tableView in ArticleTable 1. Tested results and certified
样品名称 La/% Ce/% Pr/% Nd/% 标称值 15.33 53.82 15.07 15.78 STD 实测值 15.62 54.13 14.93 15.32 偏差 0.29 0.31 -0.14 -0.46 标称值 26.22 73.78 PN 实测值 26.65 73.35 偏差 0.43 -0.43 标称值 89.27 6.03 4.70 CPN 实测值 89.62 5.82 4.56 偏差 0.35 -0.21 -0.14 标称值 39.72 56.23 2.03 2.02 LCPN1 实测值 40.30 56.12 1.90 1.68 偏差 0.58 -0.11 -0.13 -0.34 标称值 17.32 60.17 5.98 16.53 LCPN2 实测值 17.17 59.38 6.24 17.21 偏差 -0.15 -0.79 0.26 0.68 标称值 83.37 14.29 0.83 1.51 LCPN3 实测值 83.83 14.39 0.51 1.27 偏差 0.46 0.10 -0.32 -0.24 标称值 29.83 51.28 4.58 14.31 LCPN4 实测值 29.41 51.27 5.19 14.13 偏差 -0.42 -0.01 0.61 -0.18
Table 2. Tested results of stability
View tableView in ArticleTable 2. Tested results of stability
元素名称 La/% Ce/% Pr/% Nd/% 1 15.47 53.09 15.36 16.08 2 15.81 53.23 15.17 15.79 3 15.44 53.41 15.38 15.77 4 15.47 53.62 15.21 15.71 5 15.43 53.39 15.09 16.08 6 15.61 53.29 15.37 15.72 7 15.71 53.49 15.01 15.79 8 15.62 53.40 15.01 15.95 9 15.59 53.29 15.19 15.94 10 15.75 53.39 15.23 15.63 11 15.48 53.40 15.29 15.83 标称值 15.33 53.82 15.07 15.78 相对标准偏差RSD/% 0.86 0.26 0.88 0.95 极差 0.38 0.53 0.37 0.46 最大偏差 0.48 0.73 0.31 0.30
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Ming-bo LIU, Xue-liang LIAO, Da-wei CHENG, Zi-yue NI, Hai-zhou WANG. An EDXRF Quantitative Algorithm Based on Fundamental Parameters and Spectrum Unfolding[J]. Spectroscopy and Spectral Analysis, 2021, 41(9): 2807
Paper Information
Category: Research Articles
Received: Sep. 21, 2020
Accepted: --
Published Online: Oct. 29, 2021
The Author Email: LIU Ming-bo (liumingbo@ncschina.com)
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