激光与光电子学进展, 2021, 58 (4): 0430001, 网络出版: 2021-02-24 复制并引用该论文  被引通知

图 & 表

图 1. 质量比为0.4%的丹参粉水溶液三维同步荧光光谱。(a)三维光谱图;(b)等高线图谱

Fig. 1. 3D synchronous fluorescence spectrum of Radix Salviae miltiorrhizae powder solution with mass ratio of 0.4%. (a) 3D plot; (b) contour plot

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图 2. 质量比为4%浓度的丹参粉水溶液三维同步荧光光谱。(a)三维光谱图;(b)等高线图谱

Fig. 2. 3D synchronous fluorescence spectrum of Radix Salviae miltiorrhizae powder solution with mass ratio of 4%. (a) 3D plot; (b) contour plot

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图 3. 不同组分数时的残差平方和曲线图

Fig. 3. Sum of squared error curves for different components number

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图 4. 不同组分数时的激发负载曲线。(a)组分数为4;(b)组分数为5

Fig. 4. Excitation loadings curves for different components number. (a) Components number is 4; (b) components number is 5

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图 5. 组分数为4时的分半信度法图像。(a)前一半;(b)后一半

Fig. 5. Images based on split half method for components number is 4. (a)Split 1--2; (b)split 3--4

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图 6. 组分数为4时平行因子算法的实测结果和模拟结果。(a)实测值;(b)模拟值

Fig. 6. Measured results and experimental results based on parallel factor algorithm when components number is 4. (a) Measured results; (b) experimental results

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图 7. 平行因子算法中激发波长杠杆系数曲线

Fig. 7. Excitation leverage curve based on parallel factor algorithm

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表 1荧光特征参数表

Table1. Characteristic parameters of fluorescence spectrum

Component Excitation wavelength region /nm Emission wavelength region /nm Note C1 470--480 520--530 C2 400--410(470--480) 490--500(560--570) It may be the fluorescence of salvianolic acid B C3 370--380(470--480) 460--470(560--570) C4 560--570(470--480) 620--630(530--540)

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李雷, 吴庆州, 王涛. 三维同步荧光结合平行因子算法研究丹参粉的荧光特征[J]. 激光与光电子学进展, 2021, 58(4): 0430001. Lei Li, Qingzhou Wu, Tao Wang. Fluorescence Spectroscopy Characteristics of Radix Salviae Miltiorrhizae Powder Using Three-Dimensional Synchronous Fluorescence Combined with Parallel Factor Algorithm[J]. Laser & Optoelectronics Progress, 2021, 58(4): 0430001.