Effective Mobility Enhancement by Using Nanometer Dot Doping in Amorphous IGZO Thin-Film Transistors

Applying nanometer dot‐like doping to the channel region causes the intrinsic and effective mobilities of amorphous indium gallium zinc oxide (a‐IGZO) thin‐film transistor to increase. The nanodot doping reduces the effective channel length and lowers the energy barrier to facilitate electron transp...

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Veröffentlicht in:Advanced materials (Weinheim) 2011-10, Vol.23 (37), p.4237-4242
Hauptverfasser: Zan, Hsiao-Wen, Tsai, Wu-Wei, Chen, Chia-Hsin, Tsai, Chuang-Chuang
Format: Artikel
Sprache:eng
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Zusammenfassung:Applying nanometer dot‐like doping to the channel region causes the intrinsic and effective mobilities of amorphous indium gallium zinc oxide (a‐IGZO) thin‐film transistor to increase. The nanodot doping reduces the effective channel length and lowers the energy barrier to facilitate electron transport in the a‐IGZO film.
ISSN:0935-9648
1521-4095
DOI:10.1002/adma.201102530