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掺杂WO3的SiO2/TiO2的溶胶热液合成及光催化性能

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2008-09-15

Journal: 影像科学与光化学

Included Journals: CSCD、Scopus

Volume: 26

Issue: 5

Page Number: 349-357

ISSN: 1674-0475

Key Words: 溶胶-热液法;二氧化钛;氧化硅;氧化钨;甲基橙;光催化降解

Abstract: 采用溶胶-热液合成法制备了掺杂WO3的SiO2/YiO2复合光催化剂,用X射线衍射、红外光谱、Zeta电位分析、BET和透射电镜对样品进行了表征,并以甲基橙降解评价了其光催化性能.结果表明:改性后的光催化剂表现出较高的光催化性能,WO3和SiO2不仅增加了锐钛矿TiO2的稳定性,并阻止了TiO2晶粒的聚集生长.

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