Synthesis, electrical and optical properties of CuNdO2 compound

被引:9
作者
Dong, Guobo [2 ]
Zhang, Ming [1 ]
Wang, Mei [2 ]
Tang, Fang [2 ]
Li, Hua [2 ]
Huang, Anping [2 ]
Yan, Hui [1 ]
机构
[1] Beijing Univ Technol, Coll Mat Sci & Engn, Beijing 100124, Peoples R China
[2] Beihang Univ, Sch Phys & Nucl Energy Engn, Beijing 100191, Peoples R China
基金
北京市自然科学基金; 中国国家自然科学基金;
关键词
Semiconductors; Electrical properties; Optical properties; TRANSPARENT THIN-FILMS; DELAFOSSITE STRUCTURE; ELECTRONIC-STRUCTURE; CUALO2; DEPOSITION; CHEMISTRY; OXIDES;
D O I
10.1016/j.jpcs.2012.05.004
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
CuNdO2, a p-type transparent conducting oxide has been synthesized by conventional solid-state reaction. The XRD and TEM results show that the pure delafossite phase is obtained, furthermore, the EDX results indicate the sample is obviously oxygen-rich. The p-type conduction of CuNdO2 was confirmed by Hall and Seebeck measurements. Carrier concentration and mobility at room temperature are around 1.38 x 10(17) cm(-3) and 1.24 cm(2)V(-1)s(-1), respectively. On the other hand, the optical band gap of CuNdO2 is estimated to be around 3.14 eV, which agrees well with the theoretical result predicted by the first-principle calculation. (C) 2012 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1170 / 1172
页数:3
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