氩气压对磁控溅射制备CdZnTe薄膜形貌,结构和电学特性的影响

Shouzhi Xi, Wanqi Jie, Tao Wang, Gangqiang Zha, Aoqiu Wang, Hui Yu, Lingyan Xu, Hao Zhang, Fan Yang, Boru Zhou, Yadong Xu, Yaxu Gu

科研成果: 期刊稿件文章同行评审

摘要

The CdZnTe films were deposited by radio frequency magnetron sputtering on the FTO substrate at different pressure of Ar range from 0.08 to 1 Pa. The sputtering target was prepared from Cd0.9Zn0.1Te ingot. The effects of Ar pressure on the morphology, structure, composition and electrical properties of CdZnTe film were investigated. As the decrease of Ar pressure, the evolution from column to sheet and then to particle morphology of CdZnTe films were shown. The grain size decreased from 180 to 50 nm. The deposited films possess stable cubic zinc-blende structure with (111) preferred orientation and the internal stress weakened as the Ar pressure decrease. The ZnTe and Te phase also occurred at the Ar pressure of 0.5 and 0.3 Pa. The composition of Zn and Cd was larger than that of target. The sheet resistance of CdZnTe film firstly decreased then increased as the Ar pressure decreasing, the carrier concentration and mobility showed opposite trend.

投稿的翻译标题Effects of Ar pressure on the morphology, structure and electrical properties of CdZnTe film deposited by magnetron sputtering
源语言繁体中文
页(从-至)4128-4133
页数6
期刊Gongneng Cailiao/Journal of Functional Materials
49
4
DOI
出版状态已出版 - 30 4月 2018

关键词

  • Ar pressure
  • CZT film
  • Magnetron sputtering
  • MFP

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