TiO2催化剂在多相光催化反应中容易失活,其失活机理剖析与失活催化剂再生问题是工业化应用的关键.本文从多相光催化反应失活过程入手,对近年来国内外TiO2光催化剂失活机理、掺杂复合等改性手段和不同温度、光源等反应条件对催化剂使用寿命的影响以及失活催化剂再生与催化剂寿命延长方法等方面进行了综述,并展望了TiO2光催化未来研究的方向.
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