Enhanced Reliability of In–Ga–ZnO Thin-Film Transistors Through Design of Dual Passivation Layers
IEEE Transactions on Electron Devices(2018)
摘要
This paper investigates the effects of different passivation layers (PVLs) on the electrical performance and reliability of amorphous indium gallium zinc oxide (a-In-Ga-ZnO) thin film transistors (TFTs). By rational design, the fabricated a-InGaZnO TFT with hafnium oxide and aluminum oxide (HfO2/Al2O3) dual PVLs exhibits a field-effect mobility of 13.5 cm2/Vs, low sub threshold swing of 0.32 V/dec...
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关键词
Hafnium oxide,Thin film transistors,Stress,Logic gates,Reliability,Lighting
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