Self-calibration wavelength modulation spectroscopy for acetylene detection based on tunable diode laser absorption spectroscopy
Huang Qin-Bin, Xu Xue-Mei†, , Li Chen-Jing, Ding Yi-Peng, Cao Can, Yin Lin-Zi, Ding Jia-Feng
       

Selected data points (normalized intensities) of measured and reference signal pairs and linear fitting for C2H2 concentration optimization.