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Laser & Optoelectronics Progress, Volume. 55, Issue 12, 123002(2018)

Detection of Pb in Atmospheric Particulates with Laser-Induced Breakdown Spectroscopy Technique

Qihang Zhang1, Yuzhu Liu1,2、*, Ruosong Zhu1, Feng Jin3, Fengbin Zhou1, and Wenyi Yin1
Author Affiliations
  • 1 Jiangsu Key Laboratory for Optoelectronic Detection of Atmosphere and Ocean (Nanjing University of Information Science & Technology), Nanjing, Jiangsu 210044, China;
  • 2 Jiangsu Collaborative Innovation Center on Atmospheric Environment and Equipment Technology (CICAEET), Nanjing, Jiangsu 210044, China
  • 3 Advanced Technology Core, Baylor College of Medicine, Houston, Texas 77030, USA
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    AbstractGet PDF(in Chinese)
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    References (27)
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    Atmospheric particulates

    Fig. 1. Atmospheric particulates

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    Schematic of experimental setup

    Fig. 2. Schematic of experimental setup

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    LIBS spectra of atmospheric particulates at bands of 200-600 nm. (a) 200~300 nm; (b) 300~420 nm; (c) 420~500 nm; (d) 500~600 nm

    Fig. 3. LIBS spectra of atmospheric particulates at bands of 200-600 nm. (a) 200~300 nm; (b) 300~420 nm; (c) 420~500 nm; (d) 500~600 nm

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    LIBS spectra of different samples at band of 340-420 nm. (a) Ordinary atmospheric particulates sample; (b) atmospheric particulates sample with mass fraction of 1000×10-6 Pb; (c) pure Pb

    Fig. 4. LIBS spectra of different samples at band of 340-420 nm. (a) Ordinary atmospheric particulates sample; (b) atmospheric particulates sample with mass fraction of 1000×10-6 Pb; (c) pure Pb

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    Calibration curve for Pb in the atmospheric particulates

    Fig. 5. Calibration curve for Pb in the atmospheric particulates

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    Saha-Boltzmann plot of Pb lines

    Fig. 6. Saha-Boltzmann plot of Pb lines

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    Qihang Zhang, Yuzhu Liu, Ruosong Zhu, Feng Jin, Fengbin Zhou, Wenyi Yin. Detection of Pb in Atmospheric Particulates with Laser-Induced Breakdown Spectroscopy Technique[J]. Laser & Optoelectronics Progress, 2018, 55(12): 123002

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    Paper Information

    Category: Spectroscopy

    Received: Jun. 8, 2018

    Accepted: Jul. 3, 2018

    Published Online: Aug. 1, 2019

    The Author Email: Yuzhu Liu (yuzhu.liu@gmail.com)

    DOI:10.3788/LOP55.123002

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology