Atomically dispersed Ir catalysts exhibit support-dependent water oxidation kinetics during photocatalysis

Author:

Zhang Hongna1ORCID,Liu Tianying1ORCID,Dulock Nicholas1,Williams Benjamin P.1ORCID,Wang Yuanxing1ORCID,Chen Boqiang1,Wikar Haden1,Wang David Z.1ORCID,Brudvig Gary W.2ORCID,Wang Dunwei1ORCID,Waegele Matthias M.1ORCID

Affiliation:

1. Department of Chemistry, Boston College, Merkert Chemistry Center, Chestnut Hill, Massachusetts 02467, USA

2. Department of Chemistry and Yale Energy Sciences Institute, Yale University, New Haven, Connecticut 06520-8107, USA

Abstract

The accumulation of oxidative charges on atomically dispersed Ir catalytic sites shows dependence on the support. The impact of the hole redistribution on the rate of water oxidation leads to temperature-dependent kinetics of water oxidation.

Funder

Basic Energy Sciences

U.S. Department of Energy

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemistry

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