Precise Testing Technology of Aluminum Based on SAF‑LIBS Theory

Runtao Yin; Yifan Qiao; Jingjing Wang; Jianhong Zhang; Jiajia Hou; Gang Zhao; Ruyue Cui; Hongpeng Wu; Lei Dong; Weiguang Ma; Lei Zhang; Wangbao Yin

doi:10.3788/CJL231557

Chinese Journal of Lasers, Volume. 51, Issue 17, 1711001(2024)

Precise Testing Technology of Aluminum Based on SAF‑LIBS Theory

Runtao Yin¹, Yifan Qiao¹, Jingjing Wang¹, Jianhong Zhang², Jiajia Hou³, Gang Zhao^1、*, Ruyue Cui¹, Hongpeng Wu¹, Lei Dong¹, Weiguang Ma¹, Lei Zhang¹, and Wangbao Yin¹

Author Affiliations

¹Institute of Laser Spectroscopy, Shanxi University, Taiyuan 030006, Shanxi , China

²School of Electric Power, Civil Engineering and Architecture, Shanxi University, Taiyuan 030006, Shanxi , China

³School of Optoelectronic Engineering, Xidian University, Xi’an 710071, Shaanxi , China

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Figures & Tables(6)

Fig. 1. Schematic of experimental setup for precise analysis of aluminum

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Fig. 2. Time evolution of $I_{A l 396.15 n m} / I_{A l 394.40 n m}$ under different integration time

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Fig. 3. Spectral SNR and t_ot under different integration time

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Fig. 4. Time evolution of $I_{A l 396.15 n m} / I_{A l 394.40 n m}$ of different samples

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$Relationship between mass fraction of aluminum and tot$

Fig. 5. Relationship between mass fraction of aluminum and t_ot

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Table 1. Spectral parameters for aluminum atomic lines^[20]
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Table 1. Spectral parameters for aluminum atomic lines^[20]
Wavelength /nm Upper level /eV Lower level /eV Degeneracy Transition probability /（10⁷ s^-1）
396.15 3.143 0.01 2 9.85
394.40 3.143 0.00 2 4.99
309.27 4.022 0.01 6 7.29
308.21 4.021 0.00 4 5.87

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Runtao Yin, Yifan Qiao, Jingjing Wang, Jianhong Zhang, Jiajia Hou, Gang Zhao, Ruyue Cui, Hongpeng Wu, Lei Dong, Weiguang Ma, Lei Zhang, Wangbao Yin. Precise Testing Technology of Aluminum Based on SAF‑LIBS Theory[J]. Chinese Journal of Lasers, 2024, 51(17): 1711001

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