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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