基于有机混合离子-电子导体材料的有机电化学晶体管  

Organic mixed ionic-electronic conductors for organic electrochemical transistors

作　　者：孔雨欣 王玄琳 夏思梦 李宇翔 马伟[2] Yuxin Kong;Xuanlin Wang;Simeng Xia;Yuxiang Li;Wei Ma(School of Materials Science and Engineering,Xi’an University of Science and Technology,Xi’an 710054,China;School of Materials Science and Engineering,State Key Laboratory for Mechanical Behavior of Materials,Xi’an Jiaotong University,Xi’an 710049,China)

机构地区：[1]西安科技大学材料科学与工程学院,西安710054 [2]西安交通大学材料科学与工程学院,金属材料强度国家重点实验室,西安710049

出　　处：《中国科学：化学》2024年第4期552-574,共23页SCIENTIA SINICA Chimica

基　　金：科技部重点研发计划战略性科技创新合作项目(编号:2022YFE0132400);高等学校学科创新引智计划2.0(编号:BP2018008);国家自然科学基金(编号:52203241,21905225,21875182)资助项目。

摘　　要：作为有机生物电子学领域的重要功能器件,有机电化学晶体管因其高跨导、低工作电压和良好的生物相容性等优势,在神经形态计算、生物传感、逻辑电路等领域中展现出潜在的应用前景.近年来,得益于有机混合离子-电子导体材料的设计和开发,有机电化学晶体管的器件性能取得了快速提升,并成功推动了器件的多元化应用.本文结合有机电化学晶体管的工作原理和器件评价参数,梳理了有机混合离子-电子导体材料在侧链工程和骨架工程等方面的设计策略和发展现状,重点介绍了p/n型分子设计、器件性能和应用的研究进展,最后总结了高效稳定可商业化有机混合离子-电子材料开发和应用的挑战与机遇.Organic electrochemical transistors(OECTs),as an important functional device in the field of organic bioelectronics,show a great potential for applications in neuromorphic computing,biosensing,and logic circuits due to their unique advantages of high transconductance,low operating voltage,and good biocompatibility.Relied on the rapid development of organic mixed ionic-electronic conductors(OMIECs),the device performance of OECTs has been significantly improved,thus promoting diversified applications.In this article,we introduce the working mechanism and device parameters of current OECTs,and review the advances in molecular design strategies and development status of OMIECs in terms of side-chain engineering and backbone engineering.Moreover,the related research progress of p/ntype OMIECs,device performance,and applications are highlighted.Finally,the challenges and opportunities for the development and application of cost-effective and operationally stable OECTs are summarized.

关 键 词：有机混合离子-电子导体材料 有机电化学晶体管 分子设计 器件性能 离子-电子传导 

分 类 号：TN321.4[电子电信—物理电子学]