通过水热法制备出了核壳结构的锐钛矿TiO2微球,采用SEM、XRD等测试手段对TiO2的形貌、结构、晶型等进行表征,以甲基橙为目标污染物,测试产物TiO2的光催化性能.试验表明,核壳结构的TiO2具有良好的光催化活性,在紫外光条件下,1h照射时间甲基橙的降解率达到了90％,其降解速率比其他两种结构快了20％.
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