Mo6+掺杂TiO2纳米材料的表面性能及氧敏特性

功能材料与器件学报 , 2005, 11(4): 489-491. doi: 10.3969/j.issn.1007-4252.2005.04.020

Mo6+掺杂TiO2纳米材料的表面性能及氧敏特性

范信强 ^1, , 潘海波 ^2, , 黄金陵 ^3, , 陈耐生 ^4,

1.福州大学功能材料研究所,福州,350002

2.福州大学功能材料研究所,福州,350002

3.福州大学功能材料研究所,福州,350002

4.福州大学功能材料研究所,福州,350002

基金项目: 中国科学院资助项目(50472001) 福建省教育厅科研项目(JB03008)

关键词： TiO2 , Mo6+掺杂 , 表面特性 , 氧敏特性

Surface characteristics and oxygen sensitivity of TiO2 doped by Mo6+

以TiCl3为钛源, 采用溶胶-凝胶法制备Mo6+掺杂TiO2基纳米粉体,表明在400℃下低温烧结,即可得到金红石相为主晶相的TiO2基敏感材料.在低温工作条件(145℃)及1×10-4 O2下,Mo6+掺杂TiO2厚膜型气敏元件的氧敏特性比纯TiO2的好,并结合Zeta电位特性测量,其氧敏特性的增强在于表面电荷密度的提高.

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材料期刊网

Mo6+掺杂TiO2纳米材料的表面性能及氧敏特性

Surface characteristics and oxygen sensitivity of TiO2 doped by Mo6+

参考文献