High-Performance Indium-Gallium-Zinc Oxide Thin-Film Transistors Based on Anodic Aluminum Oxide

被引:3
作者
Marroun, Abdelhafid [1 ]
Touhami, Naima Amar [1 ]
El Hamadi, Taj-eddin [1 ]
El Bakkali, Moustapha [1 ]
机构
[1] Abdelmalek Essaadi Univ, Fac Sci, MHannech 2, Tetouan 93000, Morocco
来源
12TH INTERNATIONAL CONFERENCE INTERDISCIPLINARITY IN ENGINEERING (INTER-ENG 2018) | 2019年 / 32卷
关键词
Thin Film Transistors (TFT); indium gallium zinc oxide (IGZO); (SiO2) gate dielectrics; (Al2O3) gate dielectric; CHANNEL;
D O I
10.1016/j.promfg.2019.02.278
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
In this paper, thin-film transistors (TFTs) based on amorphous indium gallium zinc oxide (IGZO) active layer has been investigated. A comparison between (TFT) with (Al2O3) and (TFT) with (SiO2) gate dielectrics was carried out. Results show a low voltage operation for (Al2O3) compared with (Si02). The (Al2O3) gate dielectric possesses low leakage current. The (IGZO) (TFT) based on (Al2O3) shows an on/off current ratio of (10<^>12), and a threshold voltage of only (2V). Further studies show that the (Al2O3) gate dielectric is very compatible with the (IGZO) semiconductor. (C) 2019 The Authors. Published by Elsevier Ltd.
引用
收藏
页码:729 / 733
页数:5
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