Spectroscopy and Spectral Analysis, Volume. 42, Issue 2, 582(2022)
The Accuracy Improvement of Fe Element in Aluminum Alloy by Millisecond Laser Induced Breakdown Spectroscopy Under Spatial Confinement Combined With Support Vector Machine
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Fig. 2. Millisecond laser-induced Al plasma spectroscopy with and without parallel plates confinement
Fig. 3. The ms-LIBS calibration curve of external standard method
(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
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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
Paper Information
Category: Research Articles
Received: Dec. 29, 2020
Accepted: Jan. 21, 2021
Published Online: Apr. 2, 2022
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