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统一尺寸、结构上有序包覆的核壳型复合材料,具有高折射率以及独特的电磁、光学和机械性质.结构上的独特性可能导致其在近红外和可见光区有完整的带隙,利用核与壳之间的相互作用,以及核对降解物的吸附等作用,可提高复合体的光催化性能.本文着重介绍核壳型TiO2的几种类型、特点及其性能,并提出其今后的发展方向.

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