TiO2在光催化和光电转化领域拥有十分广阔的应用前景,近几年来备受研究人员广泛关注.本文综述了TiO2光催化反应机理以及掺银TiO2纳米薄膜的制备方法,其中包括溶胶凝胶法、微乳液法、电弧溅射法、阳极氧化法以及表面化学反应等.主要讨论了Ag单掺杂和Ag与其他元素共掺杂的TiO2纳米薄膜光催化活性的研究进展,并对二者进行比较,展望了其发展方向.共掺杂TiO2纳米薄膜因比单掺杂薄膜具有更优异的光催化性能,是未来的主要研究方向之一.
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