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1. 中国科学院 长春光学精密机械与物理研究所,吉林 长春,130033
2. 长春工程学院, 吉林 长春 130012
收稿日期:2013-04-02,
修回日期:2013-07-22,
纸质出版日期:2013-10-10
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曹萍, 白越. N掺杂纳米ZnO的制备及光催化性能[J]. 发光学报, 2013,34(10): 1328-1331
CAO Ping, BAI Yue. Preparation and Photocatalytic Properties of N-doped Nano-ZnO[J]. Chinese Journal of Luminescence, 2013,34(10): 1328-1331
曹萍, 白越. N掺杂纳米ZnO的制备及光催化性能[J]. 发光学报, 2013,34(10): 1328-1331 DOI: 10.3788/fgxb20133410.1328.
CAO Ping, BAI Yue. Preparation and Photocatalytic Properties of N-doped Nano-ZnO[J]. Chinese Journal of Luminescence, 2013,34(10): 1328-1331 DOI: 10.3788/fgxb20133410.1328.
通过NH
3
等离子体后处理引入N使其进入到ZnO晶格中
制备出了N掺杂的纳米ZnO光催化剂。通过测试
研究了该样品的结构性质、表面形貌和在不同催化剂浓度、不同反应物浓度、氧气等条件下光催化降解甲基橙的降解效率。分析结果表明
N的掺杂提高了光催化剂的光催化效率。
The nano-ZnO was grown by electrochemical deposition method. In order to introduce N
the NH
3
plasma post treatment was used. X-ray diffraction spectroscopy analyses indicate that N doping can not disturb the structure of ZnO. No additional peaks are observed in the sample. X-ray photoelectron spectroscopy analyses also indicate that N atoms permeate into the ZnO lattice and replace the O sites without changing the wurtzite structure. N doping enhances the separation efficiency of the photogenerated electron and hole
thereby improving the catalytic efficiency of the photocatalyst.
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