复阻抗检测技术研究现状分析及展望

Analysis on research current status of complex impedance detection technology and prospect

归纳总结了国内外复阻抗检测技术研究与应用现状,重点对四臂电桥检测法、伏安法、矢量阻抗法、微波检测法和脉冲反射法等五类复阻抗检测方法进行探讨,分析比较了优缺点,重点列举复阻抗检测技术在生物医学与科学、材料与电化学、电气电力和微流控芯片等4个领域的应用。并根据研究现状探讨了两个存在的问题:高精度检测技术的成本很高、大多检测设备体型大且操作复杂。最后对复阻抗检测技术的3个发展趋势进行总结:新兴复阻抗检测技术呈现增长趋势,复阻抗检测技术及设备需求呈现操作更简便和成本更低趋势,应用领域多方向发展趋势。

The research and application status of complex impedance detection technology at home and abroad are summarized.The five types of complex impedance detection methods such as four-arm bridge detection method,voltammetry method,vector impedance method,microwave detection method and pulse reflection method are dicussed,the advantages and disadvantages are analyzed and compared.The key applications of complex impedance detection technology in biomedicine and science,materials and electrochemistry,electrical power and microfluidic chips are listed,and the existing two problems according to the research status are discussed:the highprecision detection technology is costly,and most of the detection equipments are large in size and complicated in operation.Finally,the three development trends of complex impedance detection technology are summarized:emerging complex impedance detection technology shows a growing trend,complex impedance detection technology and equipment requirements show a simpler operation and lower cost trend,and the application field has a multidirectional development trend.