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
Illustration of PS in a DFB laser diode for high modulation frequency.