电介质层是有机场效应晶体管(OFETs)的重要组成部分,其材料选择影响着器件的性能.简要介绍了有机场效应晶体管,总结了电介质层对器件性能的影响(包括介电常数、电介质表面粗糙度、电介质表面能及处理工艺),并探讨了近年来常用作电介质的材料.
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