纳米TiO2作为一种光催化材料,在环境保护、光能转换、医药行业、工业催化等领域有着极为广泛的用途.较低的光量子效率以及短波长高能量的激发源是限制TiO2使用范围的主要原因,进行掺杂改性以实现可见光响应和提高量子效率是提高光催化剂活性的重要方法,但是单组分的掺杂不能同时提高这两种因素,因此多组分掺杂变的重要.本文综述了近几年来利用两种元素协同掺杂来改善TiO2光催化活性方面所取得的进展.
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