激光与光电子学进展, 2020, 57 (19): 192803, 网络出版: 2020-09-23
基于激光自混合干涉技术的单个微纳颗粒探测 下载: 910次
Single Micro-Nano Particle Detection Based on Laser Self-Mixing Interference Technology
图 & 表
图 4. 直径为5 μm的颗粒产生的激光SMI信号(时域)
Fig. 4. Laser SMI signal generated by particles with diameter of 5 μm (time-domain)
图 5. 直径为5 μm的颗粒产生的激光SMI信号(频域)
Fig. 5. Laser SMI signal generated by particles with diameter of 5 μm (frequency-domain)
图 6. 不同直径颗粒产生的激光SMI信号的FWHM
Fig. 6. FWHM of laser SMI signal generated by particles of different diameters
图 7. 不同直径颗粒得到的时域信号波形。(a) 10 μm;(b) 5 μm;(c) 2 μm;(d) 0.5 μm
Fig. 7. Time-domain signal waveforms obtained with different particle diameters. (a) 10 μm; (b) 5 μm; (c) 2 μm; (d) 0.5 μm
图 8. 不同直径颗粒的激光SMI时域信号。(a) 脉冲宽度;(b)条纹数
Fig. 8. Laser SMI time domain signals of particles with different diameters. (a) Pulse width; (b) number of fringes
张晨, 陈涛, 赵宇. 基于激光自混合干涉技术的单个微纳颗粒探测[J]. 激光与光电子学进展, 2020, 57(19): 192803. Chen Zhang, Tao Chen, Yu Zhao. Single Micro-Nano Particle Detection Based on Laser Self-Mixing Interference Technology[J]. Laser & Optoelectronics Progress, 2020, 57(19): 192803.