Acta Photonica Sinica, Volume. 52, Issue 3, 0352117(2023)

Dual-spectroscopy Gas Detection Technique Based on a Quartz Tuning Fork Detector

Qiang WANG... Hao WANG, Cong XIAO and Jinsong LI* |Show fewer author(s)
Author Affiliations
  • School of Physics and Optoelectronic Engineering, Anhui University, Hefei 230601, China
  • show less
    Figures & Tables(9)
    Schematic diagram of experimental system based on dual-spectroscopy gas detection technique
    Infrared absorption lines of CH4,CO,CO2,H2O,O2
    Relationship between laser emission wavelength and driving voltage
    Resonance profiles of QCTF1 and QCTF2 detectors
    Functional relationship between QCTF signal amplitude and excitation position
    Functional relationship between modulated signal phase and bispectral signal amplitude
    Photoacoustic,photothermal and dual-spectroscopy signals under optimal conditions
    Variation of WMS-2F signal amplitude with laser power
    • Table 1. Parameters of spectral line

      View table
      View in Article

      Table 1. Parameters of spectral line

      SpeciesWavelength /nmWavenumber /cm-1Line intensity /(cm·mol-1
      H2O1 391.672 997 185.596 115.971×10-22
      H2O1 391.672 927 185.596 431.99×10-22
    Tools

    Get Citation

    Copy Citation Text

    Qiang WANG, Hao WANG, Cong XIAO, Jinsong LI. Dual-spectroscopy Gas Detection Technique Based on a Quartz Tuning Fork Detector[J]. Acta Photonica Sinica, 2023, 52(3): 0352117

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category: Special Issue for Frontiers and Techniques of Laser Spectroscopy

    Received: Sep. 24, 2022

    Accepted: Oct. 26, 2022

    Published Online: Jun. 21, 2023

    The Author Email: LI Jinsong (ljs0625@126.com)

    DOI:10.3788/gzxb20235203.0352117

    Topics