基于P3HT的有机场效应晶体管及其生物传感应用研究进展  

Research Progress on P3HT-Based Organic Field Effect Transistor and Its Biosensing Applications

作　　者：乐杨帆 郝润芳 李强[1,2] 张强 冀健龙[1,2] 张文栋 Yue Yangfan;Hao Runfang;Li Qiang;Zhang Qiang;Ji Jianlong;Zhang Wendong(Shanxi Key Laboratory of Micro Nano Sensors&Artificial Intelligence Perception,College of Information and Com puter,Taiyuan University of Technology,Taiyuan 030024,China;Key Lab of Advanced Transducers and Intelligent Control System of the Ministry of Education,Taiyuan University of Technology,Taiyuan 030024,China)

机构地区：[1]太原理工大学信息与计算机学院微纳传感器与人工智能感知山西省重点实验室,太原030024 [2]太原理工大学先进传感器与智能控制系统教育部重点实验室,太原030024

出　　处：《微纳电子技术》2022年第6期495-504,共10页Micronanoelectronic Technology

基　　金：山西省应用基础研究计划项目面上青年基金项目(20210302124197);山西省高等学校科技创新项目(2019L0235)。

摘　　要：简要介绍了基于聚(3-己基噻吩)的有机场效应晶体管(P3HT OFET)的基本概念与工作原理,对P3HT OFET的性能提升手段进行了分类归纳,主要从电极优化、P3HT有源层沉积工艺调控、介电层/P3HT界面处理、P3HT有源层掺杂和共混四个方面进行描述,并介绍了性能提升后的P3HT OFET载流子迁移率、阈值电压和电流开关比等相关性能参数。基于P3HT OFET固有的增益放大能力,可以将微弱的生物信号进行放大,归纳总结了P3HT OFET作为生物传感器用于蛋白质、HIV病毒和基因组标志物等不同生物分子检测的研究进展。最后对P3HT OFET现阶段面临的问题进行了分析,并对未来的发展趋势进行了展望。The basic concepts and operating principles of the poly(3-hexylthiophene)-based organic field effect transistor(P3 HT OFET)are briefly introduced.The performance enhancement methods of the P3 HT OFET are classified and summarized,mainly described in terms of four aspects:electrode optimization,modulation of P3 HT active layer deposition process,dielectric layer/P3 HT interface treatment,P3 HT active layer doping and blending.The relevant perfor-mance parameters such as carrier mobility,threshold voltage and current switching ratio of the P3 HT OFET after performance enhancement are introduced.Based on the inherent gain amplification capability of the P3 HT OFET,the faint biological signals can be amplified.The research progress of P3 HT OFET as the biosensor for the detection of different biomolecules such as proteins,HIV viruses and genomic markers is summarized.Finally,the current problems of the P3 HT OFET are analyzed,and the future development trend is forecasted.

关 键 词：有机场效应晶体管(OFET) 聚(3-己基噻吩)(P3HT) 生物传感器 生物分子检测 

分 类 号：TN386[电子电信—物理电子学] O622[理学—有机化学]