[1] Cheng Gang, Cao Yuan, Liu Kun, et al. Modal simulation calculation and research of tuning fork based on QEPAS system [J]. Spectroscopy and Spectral Analysis, 2019, 39(1): 31-38.

[2] Liu Kun, Guo Xiaoyong, Yi Hongming, et al. Off-beam quartz-enhanced photoacoustic spectroscopy [J]. Optics Letters, 2009, 34(10): 1594-1596.

[3] Liu Kun, Cao Yuan, Wang Guishi, et al. A novel photoacoustic spectroscopy gas sensor using a low cost polyvinylidene fluoride film [J]. Sensors and Actuators B: Chemical, 2018, 277: 571-575.

[6] Liu Qiang, Niu Mingsheng, Wang Guishi, et al. Study on photoacoustic spectral system suitable for measurement of atmospheric aerosol absorption coefficient [J]. Spectroscopy and Spectral Analysis, 2013, 33(7): 1729-1733.

[7] Sharma N, Arnold I J, Moosmueller H, et al. Photoacoustic and nephelometric spectroscopy of aerosol optical properties with a supercontinuum light source [J]. Atmospheric Measurement Techniques, 2013, (12): 3501-3513.

[8] Ajtai T, Filep A, Schnaiter M, et al. A novel multi-wavelength photoacoustic spectrometer for the measurement of the UV-vis-NIR spectral absorption coefficient of atmospheric aerosols [J]. Journal of Aerosol Science, 2010, 41(11): 1020-1029.

[9] Haisch C, Menzenbach P, Bladt H, et al. A wide spectral range photoacoustic aerosol absorption spectrometer [J]. Analytical Chemistry, 2012, 84(21): 8941～8945.

[10] Liu Kun, Mei jiaoxu, Zhang Weijun, et al. Multi-resonator photoacoustic spectroscopy [J]. Sensors and Actuators B: Chemical, 2017, 251: 632-636.