Valence electron structure analysis of crystalline orientation in plasma-sprayed TiO2 coatings

被引:18
作者
Zhang, JM [1 ]
Xu, KW
机构
[1] Shaanxi Normal Univ, Coll Phys & Informat Technol, Xian 710062, Shaanxi, Peoples R China
[2] Xian Jiaotong Univ, State Key Lab Mech Behav Mat, Xian 710049, Peoples R China
基金
中国国家自然科学基金;
关键词
TiO2; texture; Valence electron structure;
D O I
10.1016/S0169-4332(03)00838-9
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
In a previous paper, it was reported that the preferred crystalline orientation of TiO2 transferred significantly from (I 10) face in starting TiO2 powders to (1 0 1) and (1 1 1) faces in TiO2 coating deposited on both stainless steel and glass substrates by plasma-sprayed [J. Mater. Sci. Lett. 17 (1998) 1747]. An understanding of the change in the preferred orientations has remained elusive. In this communication, the valence electron structure of TiO2 is established on the basis of Pauling's nature of the chemical bond and the change in the preferred orientations is explained satisfactory. (C) 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:1 / 3
页数:3
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