Self-hydrogenated shell promoting photocatalytic H2 evolution on anatase TiO2

Photocatalytic water splitting on TiO2 is a promising route to H2 fuel production, but the mechanistic pathway at the water–TiO2 interface remains poorly understood. Here, using liquid environmental TEM and first-principles calculations, the authors unveil the formation of a self-hydrogenated shell...

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Autores principales: Yue Lu, Wen-Jin Yin, Kai-Lin Peng, Kuan Wang, Qi Hu, Annabella Selloni, Fu-Rong Chen, Li-Min Liu, Man-Ling Sui
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2018
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Acceso en línea:https://doaj.org/article/4764dc8bd72e496d907de40748535713
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Sumario:Photocatalytic water splitting on TiO2 is a promising route to H2 fuel production, but the mechanistic pathway at the water–TiO2 interface remains poorly understood. Here, using liquid environmental TEM and first-principles calculations, the authors unveil the formation of a self-hydrogenated shell on the TiO2 surface that further promotes H2 production.