采用改进的溶胶-凝胶法令TiO2在普通玻璃载玻片表面浸渍提拉成膜,再经150℃热处理15min.用阶梯厚度仪、XRD、SEM、XPS、AFM、UV-vis吸收光谱和降解亚甲基蓝实验对所成薄膜的厚度、晶粒大小、表面形貌、吸光性和光催化性能进行了表征.研究结果表明:薄膜为类微晶玻璃态,其纳米粒子晶型为单一锐钛矿型,粒径在10～50nm,薄膜表面均匀、致密,具有良好紫外-可见吸收性和光催化活性.
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