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Spectroscopy and Spectral Analysis, Volume. 40, Issue 12, 3806(2020)

Application of High Pressure Pelletised Sample and LIBS in the Determination of Rare Earth Elements in Soil Samples

Jin-li XU1,1、*, Meng-ying HU1,1, Peng-peng ZHANG1,1, Xia XING1,1, Jin-feng BAI1,1, and Qin ZHANG1,1
Author Affiliations
  • 1[in Chinese]
  • 11. Institute of Geophysical and Geochemical Exploration, Chinese Academy of Geological Sciences, Langfang 065000, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (7)
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    References (6)
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    Figures & Tables(7)
    Effection of sample preparation pressure on the precision of measurement results

    Fig. 1. Effection of sample preparation pressure on the precision of measurement results

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    Characteristic spectrum of GSS21 and GSS24 under different pressures (1 000~2 500 kN)

    Fig. 2. Characteristic spectrum of GSS21 and GSS24 under different pressures (1 000~2 500 kN)

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    Effection of laser ablation mode on the measurement results of GSS7 and GSS20

    Fig. 3. Effection of laser ablation mode on the measurement results of GSS7 and GSS20

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    Effection of standard curve of GSS1—10 on measurement results

    Fig. 4. Effection of standard curve of GSS1—10 on measurement results

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    Effection of standard curve of GSS1—10 on Prision

    Fig. 5. Effection of standard curve of GSS1—10 on Prision

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    • Table 1. Standard curve of rare earth elements

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      Table 1. Standard curve of rare earth elements

      ElementUnivariate equationCorrelation
      coefficient(R)      		P(n=10)
      Test
      Yy=0.909 4x+2.063 20.994 1<0.000 1
      Lay=0.937 9x+3.994 90.996 4<0.000 1
      Cey=0.941 2x+8.651 80.999 5<0.000 1
      Pry=0.941 3x+1.183 80.997 1<0.000 1
      Ndy=0.941 2x+4.406 50.997 3<0.000 1
      Smy=0.934 5x+0.548 70.997 4<0.000 1
      Euy=0.933 5x+0.103 10.997 8<0.000 1
      Gdy=0.932 1x+0.352 70.999 0<0.000 1
      Tby=0.914 5x+0.066 80.998 3<0.000 1
      Dyy=0.974 7x+0.112 10.998 0<0.000 1
      Hoy=0.900 2x+0.0870.998 4<0.000 1
      Ery=0.914 1x+0.200 90.997 9<0.000 1
      Tmy=0.908 7x+0.036 70.999 3<0.000 1
      Yby=0.916 1x+0.201 40.997 7<0.000 1
      Luy=0.908 6x+0.035 30.994 9<0.000 1
      校准曲线的标准物质: GBW07401, GBW07402, GBW07403, GBW07404, GBW07405, GBW07406, GBW07407, GBW07408, GBW07423, GBW07424

    • Table 2. Detection limit

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      Table 2. Detection limit

      ElementBlankSoilReferences[15]
      detection limit
      /(mg·kg-1)
      Ave
      (n=12)      		sdetection limit
      /(mg·kg-1)      		Ave
      (n=12)      		sdetection limit
      /(mg·kg-1)
      Y13.21.574.7216.60.732.191
      La6.912.888.6534.50.461.381
      Ce13.36.6619.9759.41.243.732
      Pr3.190.571.707.700.100.290.1
      Nd10.92.367.0927.20.441.330.1
      Sm2.130.401.204.410.110.330.1
      Eu0.930.020.061.200.000.010.1
      Gd2.600.341.033.770.110.340.1
      Tb0.340.060.180.550.020.070.1
      Dy2.170.331.002.860.150.440.1
      Ho0.460.060.180.610.030.080.1
      Er1.260.180.531.710.080.240.1
      Tm0.210.030.090.270.010.040.1
      Yb1.190.210.621.660.100.290.1
      Lu0.180.030.100.260.010.040.1
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    Jin-li XU, Meng-ying HU, Peng-peng ZHANG, Xia XING, Jin-feng BAI, Qin ZHANG. Application of High Pressure Pelletised Sample and LIBS in the Determination of Rare Earth Elements in Soil Samples[J]. Spectroscopy and Spectral Analysis, 2020, 40(12): 3806

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    Paper Information

    Category: Research Articles

    Received: Dec. 11, 2019

    Accepted: --

    Published Online: Jun. 18, 2021

    The Author Email: Jin-li XU (80368070@qq.com)

    DOI:10.3964/j.issn.1000-0593(2020)12-3806-06

    Topics

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