Co3+掺杂对La0.7Sr0.3Mn1-xCoxO3的结构及光催化性能的影响

被引：2

作者：

亓淑艳

胥焕岩

张显友

机构：

[1] 哈尔滨理工大学材料科学与工程学院

来源：

化学工程师 | 2010年 / 24卷 / 09期

关键词：

溶胶-凝胶法; 钙钛矿; 光催化性能; 甲基橙;

D O I：

10.16247/j.cnki.23-1171/tq.2010.09.002

中图分类号：

O643.36 [催化剂];

学科分类号：

081705 ;

摘要：

本文采用溶胶-凝胶法制备了钙钛矿型复合氧化物La0.7Sr0.3Mn1-xCoxO3。利用XRD,SEM对纳米颗粒的结构、形貌进行了表征。结果表明,合成的样品为钙钛矿型,呈立方颗粒状,粒径均匀,边长约为1μm。根据甲基橙的降解情况对其光催化活性进行了研究。结果表明,经过B位Co3+离子掺杂的La0.7Sr0.3Mn1-xCoxO3样品,光催化活性明显提高。

引用

页码：7 / 9

页数：3

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