Enhanced Photocatalytic CO 2 -Reduction Activity of Anatase TiO 2 by Coexposed {001} and {101} Facets
Wuhan University of Technology · Kent State University
Indexed incrossrefpubmed
Abstract
Control of TiO2 crystal facets has attracted enormous interest due to the fascinating shape-dependent photocatalytic activity of this material. In this work, the effect of the ratio of {001} and {101} facets on the photocatalytic CO2-reduction performance of anatase TiO2 is reported. A new "surface heterojunction" concept is proposed on the basis of the density functional theory (DFT) calculations to explain the difference in the photocatalytic activity of TiO2 with coexposed {001} and {101} facets.
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5Topics & keywords
Topics
Keywords
- Anatase
- Photocatalysis
- Chemistry
- Heterojunction
- Reduction (mathematics)
- Density functional theory
- Crystal (programming language)
- Chemical engineering
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