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Chinese Journal of Lasers, Volume. 45, Issue 9, 911016(2018)

Authentication and Analysis of Olive Oil Based on Stimulated Brillouin Scattering and UV-Visible Absorption Spectrum

Cao Chenpeng, Hao Shiguo, Luo Ningning, Shi Jiulin, and He Xingdao
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    Figures & Tables(9)
    Schematic diagram of stimulated Brillouin scattering. (a) Optical schematic; (b) acquisition system based on F-P etalon and ICCD camera

    Fig. 1. Schematic diagram of stimulated Brillouin scattering. (a) Optical schematic; (b) acquisition system based on F-P etalon and ICCD camera

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    Near UV-visible absorption spectra of nine kinds of olive oils

    Fig. 2. Near UV-visible absorption spectra of nine kinds of olive oils

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    Near UV-visible absorption spectra of different classes of olive oils

    Fig. 3. Near UV-visible absorption spectra of different classes of olive oils

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    Near UV-visible absorption spectra of mixed olive oils

    Fig. 4. Near UV-visible absorption spectra of mixed olive oils

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    Typical stimulated Brillouin scattering spectrum

    Fig. 5. Typical stimulated Brillouin scattering spectrum

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    Stimulated Brillouin scattering spectra of different classes of olive oils. (a) Extra virgin olive oil; (b) pomace olive oil; (c) refined olive oil; (d) medium-grade virgin olive oil

    Fig. 6. Stimulated Brillouin scattering spectra of different classes of olive oils. (a) Extra virgin olive oil; (b) pomace olive oil; (c) refined olive oil; (d) medium-grade virgin olive oil

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    Stimulated Brillouin scattering frequency shift vs temperature for different classes of olive oils

    Fig. 7. Stimulated Brillouin scattering frequency shift vs temperature for different classes of olive oils

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    • Table 1. Volume fraction of pomace olive oil and extra virgin olive oil in mixed olive oils

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      Table 1. Volume fraction of pomace olive oil and extra virgin olive oil in mixed olive oils

      SpectralcurveVolume fraction ofpomace olive oil /%Volume fraction ofextra virgin olive oil /%
      Curve 10100
      Curve 25050
      Curve 366.6733.33
      Curve 47525
      Curve 58020
      Curve 683.3316.67
      Curve 785.7114.29
      Curve 887.5012.50
      Curve 988.8911.11
      Curve 109010
      Curve 1190.919.09
      Curve 1291.678.33
      Curve 1392.317.69
      Curve 1492.867.69
      Curve 1593.336.67
      Curve 1693.756.25
      Curve 1794.125.88
      Curve 1894.445.56
      Curve 1995.244.76
      Curve 201000

    • Table 2. Empirical equation for relation between stimulated Brillouin scattering frequency shift of different classes of olive oils and temperature

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      Table 2. Empirical equation for relation between stimulated Brillouin scattering frequency shift of different classes of olive oils and temperature

      Olive oilEquation
      Extra virgin olive oilVE=8.2970+13.9241exp(-0.1132T)
      Medium-gradevirgin olive oilVM=8.2652+24.2861exp(-0.1402T)
      Refine dolive oilVR=8.0918+4.5401exp(-0.0478T)
      Pomace olive oilVP=8.2294+6.1423exp(-0.0705T)
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    Cao Chenpeng, Hao Shiguo, Luo Ningning, Shi Jiulin, He Xingdao. Authentication and Analysis of Olive Oil Based on Stimulated Brillouin Scattering and UV-Visible Absorption Spectrum[J]. Chinese Journal of Lasers, 2018, 45(9): 911016

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    Paper Information

    Special Issue:

    Received: Feb. 26, 2018

    Accepted: --

    Published Online: Sep. 8, 2018

    The Author Email:

    DOI:10.3788/CJL201845.0911016

    Topics

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