• Laser & Optoelectronics Progress
  • Vol. 60, Issue 17, 1712006 (2023)
Junyan Zhuang1, Yunyun Chen1,2,3,*, and Yayi Chen1,2,3
Author Affiliations
  • 1School of Physics and Optoelectronic Engineering, Nanjing University of Information Science & Technology, Nanjing 210044, Jiangsu , China
  • 2Jiangsu Key Laboratory for Optoelectronic Detection of Atmosphere and Ocean, Nanjing University of Information Science & Technology, Nanjing 210044, Jiangsu , China
  • 3Jiangsu International Joint Laboratory on Meteorological Photonics and Optoelectronic Detection, Nanjing University of Information Science & Technology, Nanjing 210044, Jiangsu , China
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    DOI: 10.3788/LOP221975 Cite this Article Set citation alerts
    Junyan Zhuang, Yunyun Chen, Yayi Chen. Double-Temperature Measurements of Arc Plasmas by Integrating Two-Wavelength Moiré and Emission Tomography[J]. Laser & Optoelectronics Progress, 2023, 60(17): 1712006 Copy Citation Text show less
    Schematic diagram of two-wavelength Moiré and emission tomography
    Fig. 1. Schematic diagram of two-wavelength Moiré and emission tomography
    Measured arc plasma and deflected Moiré fringes (0.3 MPa). (a) Arc plasma; (b) 532 nm; (c) 808 nm
    Fig. 2. Measured arc plasma and deflected Moiré fringes (0.3 MPa). (a) Arc plasma; (b) 532 nm; (c) 808 nm
    Measured arc plasma and deflected Moiré fringes (0.5 MPa). (a) Arc plasma; (b) 532 nm; (c) 808 nm
    Fig. 3. Measured arc plasma and deflected Moiré fringes (0.5 MPa). (a) Arc plasma; (b) 532 nm; (c) 808 nm
    Referenced Moiré fringes. (a) 532 nm; (b) 808 nm
    Fig. 4. Referenced Moiré fringes. (a) 532 nm; (b) 808 nm
    3-D distributions of refractive index (0.3 MPa). (a) 532 nm; (b) 808 nm
    Fig. 5. 3-D distributions of refractive index (0.3 MPa). (a) 532 nm; (b) 808 nm
    3-D distributions of refractive index (0.5 MPa). (a) 532 nm; (b) 808 nm
    Fig. 6. 3-D distributions of refractive index (0.5 MPa). (a) 532 nm; (b) 808 nm
    Radial refractive index distributions. (a) 0.3 MPa; (b) 0.5 MPa
    Fig. 7. Radial refractive index distributions. (a) 0.3 MPa; (b) 0.5 MPa
    Radial intensity distributions. (a) 0.3 MPa; (b) 0.5 MPa
    Fig. 8. Radial intensity distributions. (a) 0.3 MPa; (b) 0.5 MPa
    Ionization degree distributions. (a) 0.3 MPa; (b) 0.5 MPa
    Fig. 9. Ionization degree distributions. (a) 0.3 MPa; (b) 0.5 MPa
    Temperature distributions. (a) 0.3 MPa; (b) 0.5 MPa
    Fig. 10. Temperature distributions. (a) 0.3 MPa; (b) 0.5 MPa
    Junyan Zhuang, Yunyun Chen, Yayi Chen. Double-Temperature Measurements of Arc Plasmas by Integrating Two-Wavelength Moiré and Emission Tomography[J]. Laser & Optoelectronics Progress, 2023, 60(17): 1712006
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