• Spectroscopy and Spectral Analysis
  • Vol. 42, Issue 2, 582 (2022)
Shuang QIN1、1;, Ming-liang LI1、1;, Yu-jia DAI1、1;, Xun GAO1、1; *;, Chao SONG2、2; *;, and Jing-quan LIN1、1;
Author Affiliations
  • 11. School of Science, Changchun University of Science and Technology, Changchun 130022, China
  • 22. School of Chemistry and Environmental Engineering, Changchun University of Science and Technology, Changchun 130022, China
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    DOI: 10.3964/j.issn.1000-0593(2022)02-0582-05 Cite this Article
    Shuang QIN, Ming-liang LI, Yu-jia DAI, Xun GAO, Chao SONG, Jing-quan LIN. The Accuracy Improvement of Fe Element in Aluminum Alloy by Millisecond Laser Induced Breakdown Spectroscopy Under Spatial Confinement Combined With Support Vector Machine[J]. Spectroscopy and Spectral Analysis, 2022, 42(2): 582 Copy Citation Text show less
    Experimental setup diagram
    Fig. 1. Experimental setup diagram
    Millisecond laser-induced Al plasma spectroscopy with and without parallel plates confinement
    Fig. 2. Millisecond laser-induced Al plasma spectroscopy with and without parallel plates confinement
    The ms-LIBS calibration curve of external standard method(a): Without spatial confinement; (b): With spatial confinement
    Fig. 3. The ms-LIBS calibration curve of external standard method
    (a): Without spatial confinement; (b): With spatial confinement
    The ms-LIBS calibration curve of SVM model(a): Without spatial confinement; (b): With spatial confinement
    Fig. 4. The ms-LIBS calibration curve of SVM model
    (a): Without spatial confinement; (b): With spatial confinement
    Shuang QIN, Ming-liang LI, Yu-jia DAI, Xun GAO, Chao SONG, Jing-quan LIN. The Accuracy Improvement of Fe Element in Aluminum Alloy by Millisecond Laser Induced Breakdown Spectroscopy Under Spatial Confinement Combined With Support Vector Machine[J]. Spectroscopy and Spectral Analysis, 2022, 42(2): 582
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