Hierarchical hollow TiO2 spheres: facile synthesis and improved visible-light photocatalytic activity

Guoliang Li1, Haiyan Zhang, Jing Lan

  • 1State Key Laboratory of Environmental Chemistry and Ecotoxicology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, P.O. Box 2871, Beijing 100085, P. R. China.

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