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Towards efficient and robust anodes for water splitting: Immobilization of Ru catalysts on carbon electrode and hematite by in situ polymerization

Release Time:2019-03-12  Hits:

Indexed by: Journal Article

Date of Publication: 2017-07-15

Journal: CATALYSIS TODAY

Included Journals: Scopus、EI、SCIE

Volume: 290

Page Number: 73-77

ISSN: 0920-5861

Key Words: Water oxidation; Electrochemistry; Molecular catalyst; Polymerization; alpha-Fe2O3

Abstract: Ru-bda based molecular water oxidation catalysts 1 and 2 (H(2)bda = 2,2'-bipyridine-6,6'-dicarboxylic acid) containing a thiophene group are attached to the surfaces of electrodes by the method of electropolymerization. The Ru-bda molecular catalyst functionalized graphite carbon electrode can catalyze water oxidation efficiently under a overpotential of ca 500 mV to obtain current density of 5 mA cm(-2); and the similarly functionalized photoelectrode based on alpha-Fe2O3 (hematite) film can work as an photoanode for light driven water splitting. (C) 2016 Elsevier B.V. All rights reserved.

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