[7] [7] KERKER M. Light scattering instrumentation for aerosol studies: An historical overview［J］. Aerosol Science and Technology, 1997, 27(4): 522-540.

[11] [11] GAO R S, PERRING A E, THORNBERRY T D, et al. A high-sensitivity low-cost optical particle counter design［J］. Aerosol Science and Technology, 2013, 47(2): 137-145.

[14] [14] HEIM M, MULLINS B J, UMHAUER H, et al. Performance evaluation of three optical particle counters with an efficient “multimodal” calibration method［J］. Journal of Aerosol Science, 2008, 39(12): 1019-1031.

[15] [15] KIM Y, KULKARNI A, JEON K, et al. Evaluation of an optical particle sensor to determine the effect of nozzle shape on counting efficiency［J］. Journal of Aerosol Science, 2009, 40(5): 469-476.

[16] [16] NJALSSON T, NOVOSSELOV I. Design and optimization of a compact low-cost optical particle sizer［J］. Journal of Aerosol Science, 2018, 119: 1-12.

[17] [17] LUO J, TRAMPE A, FISSAN H. A new particle counter using nonimaging optics and real-time correlation filter for particle detection［J］. Aerosol Science and Technology, 1999, 30(6): 545-555.