研究开发对可见光响应的纳米TiO2光催化剂是当前光催化研究领域的热门课题.概述了金属离子掺杂、非金属离子掺杂、表面光敏化、耦合半导体、引入氧空位等使二氧化钛可见光化的方法的研究现状.电荷传输与分离过程的变化使TiO2能有效地利用可见光,可见光化的程度取决于制备方法、热处理过程、掺杂物种类及浓度等.
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