p-channel thin-film transistor using p-type oxide semiconductor, SnO

被引:607
作者
Ogo, Yoichi [1 ]
Hiramatsu, Hidenori [2 ]
Nomura, Kenji [2 ]
Yanagi, Hiroshi [1 ]
Kamiya, Toshio [1 ,2 ]
Hirano, Masahiro [2 ]
Hosono, Hideo [1 ,2 ]
机构
[1] Tokyo Inst Technol, Mat & Struct Lab, Midori Ku, Yokohama, Kanagawa 2268503, Japan
[2] Tokyo Inst Technol, Frontier Res Ctr, JST, ERATO SORST,Midori Ku, Yokohama, Kanagawa 2268503, Japan
关键词
D O I
10.1063/1.2964197
中图分类号
O59 [应用物理学];
学科分类号
摘要
This paper reports that among known p-type oxide semiconductors, tin monoxide (SnO) has a high hole mobility and produces good p-type oxide thin-film transistors (TFTs). Device-quality SnO films were grown epitaxially on (001) yttria-stabilized zirconia substrates at 575 degrees C by pulsed laser deposition. These exhibited a Hall mobility of 2.4 cm(2) V-1 s(-1) at room temperature. Top-gated TFTs, using epitaxial SnO channels, exhibited field-effect mobilities of 1.3 cm(2) V-1 s(-1), on/off current ratios of similar to 10(2), and threshold voltages of 4.8 V.
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页数:3
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