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The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

Chemical Dynamics of the First Proton-Coupled Electron Transfer of Water Oxidation on TiO2 Anatase

Chen, Jia, Li, Ye-Fei, Sit, Patrick, Selloni, Annabella·2013·Journal of the American Chemical Society

Abstract

Titanium dioxide (TiO2) is a prototype, water-splitting (photo)catalyst, but its performance is limited by the large overpotential for the oxygen evolution reaction (OER). We report here a first-principles density functional theory study of the chemical dynamics of the first proton-coupled electron transfer (PCET), which is considered responsible for the large OER overpotential on TiO2. We use a periodic model of the TiO2/water interface that includes a slab of anatase TiO2 and explicit water molecules, sample the solvent configurations by first principles molecular dynamics, and determine the energy profiles of the two electronic states involved in the electron transfer (ET) by hybrid functional calculations. Our results suggest that the first PCET is sequential, with the ET following the proton transfer. The ET occurs via an inner sphere process, which is facilitated by a state in which one electronic hole is shared by the two oxygen ions involved in the transfer.

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Crossref · 10.1021/ja410685m

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Metadata

Authors
Chen, J., Li, Y.-F., Sit, P., & Selloni, A.
Venue
Journal of the American Chemical Society
Published
2013-12-10
Volume
135
Issue
50
Pages
18774-18777
ISSN
  • 0002-7863 (ISSN-L)
  • 1520-5126
OpenAlex
W2315249098
Cited by
182
References
3
FWCI
4.69
Type
journal article
Language
en
Open access
closed

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.