[1] R KURTE, C BEYER, H HEISE et al. Application of infrared spectroscopy to monitoring gas insulated high-voltage equipment: electrode material-dependent SF6 decomposition. Analytical and Bioanalytical Chemistry, 373, 639-646(2002).

[2] Fuping ZENG, Haotian LI, Hongtu CHENG et al. SF6 decomposition and insulation condition monitoring of GIE: A review. High Voltage, 6, 955-966(2021).

[3] Shiling ZHANG, Qiang YAO, Yulong MIAO et al. Study on infrared absorption properties of SF6 gas⁃decomposition product SO2F2 in GIS and its detection and sensing device. High Voltage Apparatus, 57, 25-35(2021).

[4] Xukun YIN, Hongpeng WU, Lei DONG et al. Ppb-level photoacoustic sensor system for saturation-free CO detection of SF6 decomposition by use of a 10 W fiber-amplified near-infrared diode laser. Sensors and Actuators B: Chemical, 282, 567-573(2019).

[5] Ke CHEN, Shuai YUAN, Zhenfeng GONG et al. High sensitive detection for SF6 decomposition component of H2S based on laser photoacoustic spectroscopy. Chinese Journal of Lasers, 45, 138-144(2018).

[6] Jin QIAN, Huixuan SHI, Xiaobo LIU et al. Application of online monitoring technology for decomposition SO2 of SF6 electrical equipments. Water Resour Power, 31, 192-195(2013).

[7] Xiaopeng FAN, Yongyan ZHOU, Li LI et al. Development of research of PDHID gas chromatograph for the main products of SF6. Guangdong Chemical Industry, 42, 208-209(2015).

[8] Xiaoxing ZHANG, Hong ZHOU, Zhaolun CUI et al. Quantitative detection of SO2 produced by SF6 decomposition based on ultraviolet fluorescence method. Electric Power Automation Equipment, 38, 177-182(2018).

[9] Guochao QIAN, Qingjun PENG, Yuepei ZOU et al. Experiment study of SF6 and its decomposition product SO2 by Raman spectroscopy. Electric Engineering, 19, 149-153(2021).

[10] Tianhe YANG, Weigen CHEN, Pinyi WANG. A review of all-optical photoacoustic spectroscopy as a gas sensing method. Applied Spectroscopy Reviews, 56, 143-170(2021).

[11] Shunda QIAO, Yufei MA, Pietro PATIMISCO et al. Multi-pass quartz-enhanced photoacoustic spectroscopy-based trace gas sensing. Optics Letters, 46, 977-980(2021).

[12] Cunguang LOU, Hongjia CHEN, Xitong LI et al. Graphene oxide and polydimethylsiloxane coated quartz tuning fork for improved sensitive near-and mid-infrared detection. Optics Express, 29, 20190-20204(2021).

[13] Tiantiian LIU, Zhenxi SU. Application of photoacoustic spectroscopy technology in detection of SF6 decomposition. Chinese Journal of Quantum Electronics, 32, 525-530(2015).

[14] Ying ZHANG, Xiaoxing ZHANG, Junwei LI. On-line monitoring technology of SF6 gas decomposition components based on photoacoustic spectroscopy. High Voltage Engineering, 42, 2995-3002(2016).

[15] Xukun YIN, Lei DONG, Hongpeng WU et al. Highly sensitive SO2 photoacoustic sensor for SF6 decomposition detection using a compact mW-level diode-pumped solid-state laser emitting at 303 nm. Optics Express, 25, 32581(2017).

[16] Nianping YAN, Qinxue YU, Chunfeng CAO et al. Research progress of relationship between partial discharge and decomposition gas component in SF6 electrical equipment. Insulating Materials, 46, 1-3(2013).

[17] Ke CHEN, Bo ZHANG, Min GUO et al. All-optical photoacoustic multigas analyzer using digital fiber-optic acoustic detector. IEEE Transactions on Instrumentation and Measurement, 69, 8486-8493(2020).

[18] Shenlong ZHA, Kun LIU, Tu TAN et al. Application of photoacoustic spectroscopy in multi-component gas concentration detection. Acta Photonica Sinica, 46, 0612002(2017).

[19] Shuai YUAN, Guangzhen WANG, Dehui FU et al. Cross interference characteristics of photoacoustic spectroscopy multi-gas analyzer. Acta Photonica Sinica, 50, 0430002(2021).

[20] Ke CHEN, Qingxu YU, Zhenfeng GONG et al. Ultra-high sensitive fiber-optic Fabry-Perot cantilever enhanced resonant photoacoustic spectroscopy. Sensors and Actuators B: Chemical, 268, 205-209(2018).

[21] Lei DONG, Xukun YIN, Hongpeng WU et al. Photoacoustic H2S gas sensor for SF6 decomposition analysis in an electric power system. Optical Society of America, M2A-M5A(2018).

[22] Gang CHENG, Jiajin CHEN, Yanan CAO et al. Influence of cylindrical photoacoustic cell structure and environmental factors on acoustic eigenfrequency. Acta Photonica Sinica, 49, 0230001(2020).

[23] Gang ZHAO, Wei TAN, Jiajia HOU et al. Calibration-free wavelength-modulation spectroscopy based on a swiftly determined wavelength-modulation frequency response function of a DFB laser. Optics Express, 24, 1723-1730(2016).

[24] Ke CHEN, Zhihao YU, Zhenfeng GONG et al. Lock-in white-light-interferometry-based all-optical photoacoustic spectrometer. Optics Letters, 43, 5038-5041(2018).