基于光学的粒径测量方法研究进展  

Research progress of particle size measurement methods based on optics

作　　者：孟自强 李微[1] 夏珉[1] 杨克成[1] MENG Ziqiang;LI Wei;XIA Min;YANG Kecheng(School of Optical and Electronic Information, Huazhong University of Science and Technology, Wuhan 430074, China)

机构地区：[1]华中科技大学光学与电子信息学院,武汉430074

出　　处：《激光技术》2022年第4期444-453,共10页Laser Technology

基　　金：国家自然科学基金资助项目(61775065);湖北省自然科学基金资助项目(2019CFB658)。

摘　　要：粒径测量技术广泛应用于能源、材料、医药、化工、冶金、电子、机械、轻工、建筑等诸多领域,对于改善产品质量、提高生产效率、降低能源消耗、实现精准医疗、监测环境污染等具有十分重要的意义。基于光学原理的粒径测量方法具有响应速度快、粒径测量范围可达纳米级等优势,但也存在一些问题,需要不断完善。总结了基于光学原理的3类粒径测量方法,即显微镜法、光散射法、激光成像法;介绍了各种方法的测量原理和应用领域,对比分析了不同粒径测量方法的测量范围和优缺点。在此基础上对粒径测量方法的发展方向进行了展望。Particle size measurement technology is widely used in many fields such as energy,materials,medicine,chemical industry,metallurgy,electronics,machinery,light industry,construction,etc.,and has a very important meaning for improving product quality,increasing production efficiency,reducing energy consumption,realizing precision medicine,monitoring environmental pollution,etc.The particle size measurement method based on the optical principle has the advantages of fast response speed,and the particle size measurement range can reach nanometer level.However,there are still some problems in practical applications and need to be continuously improved.Three types of particle size measurement methods based on optical principles:Microscopy,light scattering,and laser imaging were summarized in this paper,including the measurement principles,measurement ranges,advantages and disadvantages,and application areas of various methods.On this basis,the prospects for the research of particle size measurement were prospected.

关 键 词：激光技术 粒径测量 显微镜 光散射 激光成像 

分 类 号：TN247[电子电信—物理电子学]