Advanced Photonics· 2025Q1
Calibration-free measurement of absolute gas concentration and temperature via light-induced thermoelastic spectroscopy
- 127citations
- Q1SCImago
- 2025year
Short summary
A new light-induced thermoelastic spectroscopy (LITES) technique eliminates calibration by using the quartz thermoelastic effect to directly extract absolute gas concentration and temperature from full-range light intensity modulation of gas absorption spectra.
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