Techniques to enhance the photoacoustic signal for trace gas sensing: A review - Wang, Fupeng; Cheng, Yaopeng; Xue, Qingsheng; Wang, Qiang; Liang, Rui; Wu, Jinghua; Sun, Jiachen; Zhu, Cunguang; Li, Qian (Sensors and actuators. A. Physical., 2022)
Keywords: Acoustic absorption; Acoustic waves; Cantilever; Custom tuning fork; EDFA; Fiber optics; Fiber-optic microphone; Gas detectors; Gas sensors; Optical communication; Photoacoustic enhancement; Photoacoustic spectroscopy; Resonator; Surface acoustic waves; Trace gases; Transducers; CRDS; Resonator; PAS; EDFL; FLI-PAS; FBG; PZT; Photoacoustic spectroscopy; Cantilever; CEPAS; TDLAS; ASE; Photoacoustic enhancement; MDL; SNR; EC-PAS; QEPAS; IC-PAS; Fiber-optic microphone; EDFA; Custom tuning fork; NDIR; WMS; RAM