Preparation of transparent conducting Zn2In2O5 films by d.c. magnetron sputtering

被引:23
作者
Minami, T [1 ]
Kakumu, T [1 ]
Takeda, Y [1 ]
Takata, S [1 ]
机构
[1] Kanazawa Inst Technol, Nonoichi, Ishikawa 921, Japan
关键词
magnetron sputtering; etching; films;
D O I
10.1016/S0040-6090(97)00548-8
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Highly transparent and conductive Zn2In2O5 films have been prepared by d.c. magnetron sputtering using targets composed of ZnO and In2O3. The films deposited on substrates at a temperature of 350 degrees C using targets with a composition (Zn:(In + Zn) atomic ratio) of approximately 20 to 60 at.% were identified as Zn2In2O5. The etching rate of the films in a HCl solution was strongly dependent on the Zn:(In + Zn) atomic ratio and the substrate temperature. Zn2In2O5 films deposited on substrates at a temperature of room temperature to 350 degrees C exhibited a resistivity of 2-4 x 10(-4) Omega cm. An average transmittance of above 85% in the visible range was obtained in the films. (C) 1998 Elsevier Science S.A.
引用
收藏
页码:326 / 329
页数:4
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