Controlled synthesis of bismuth oxo nanoscale crystals (BiOCl, Bi12O17Cl2, α-Bi2O3, and (BiO)2CO3) by solution-phase methods

被引:67
作者
Chen, Xiang Ying [1 ]
Huh, Hyun Sue [1 ]
Lee, Soon W. [1 ]
机构
[1] Sungkyunkwan Univ, Dept Chem, Suwon 440746, South Korea
关键词
bismuth compounds; solution-phase; nanostructures; photoluminescence;
D O I
10.1016/j.jssc.2007.06.030
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
We present the controlled solution-phase synthesis of several sheet- or rod-like bismuth oxides, BiOCl, Bi12O17Cl2, alpha-Bi2O3 and (BiO)(2)CO3, by adjusting growth parameters such as reaction temperature, mole ratios of reactants, and the base used. BiOCl, Bi12O17Cl2, and alpha-Bi2O3 could be prepared from BiCl3 and NaOH, whereas (BiO)(2)CO3 was prepared from BiCl3 and urea. BiOCI and Bi12O17Cl2 could also be prepared from BiCl3 and ammonia. The alpha-Bi2O3 sample exhibited strong emission at room temperature. (c) 2007 Elsevier Inc. All rights reserved.
引用
收藏
页码:2510 / 2516
页数:7
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