Crystallization of amorphous In2O3-10 wt % ZnO thin films annealed in air -: art. no. 261908

被引:70
作者
Yaglioglu, B [1 ]
Yeom, HY [1 ]
Paine, DC [1 ]
机构
[1] Brown Univ, Div Engn, Providence, RI 02912 USA
基金
美国国家科学基金会;
关键词
D O I
10.1063/1.1977209
中图分类号
O59 [应用物理学];
学科分类号
摘要
We report on the crystallization of amorphous indium zinc oxide (a-IZO) with stoichiometry of In2Zn0.38O3.38 (In2O3-10 wt % ZnO) thin films deposited by dc magnetron sputtering. Transmission electron microscopy and glancing incidence x-ray diffraction were used to show that, when annealed in air at 500 degrees C, the product of a-IZO thin film crystallization is a compositionally modulated crystal of high-pressure corundum In2O3 phase. The composition, microstructure, resistivity, carrier density, and mobility of this new IZO phase are reported and are compared to the bixbyite ITO (In2O3-9.8 wt % SnO2) deposited and annealed under identical conditions.
引用
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页码:1 / 3
页数:3
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