Durability of SrTiO3–TiO2 eutectic composite as a photoanode for photoelectrochemical water splitting

Author:

Kolodziejak Katarzyna12,Sar Jaroslaw2,Wysmulek Konrad1,Orlinski Krzysztof1,Piotrowski Piotr23,Gajewski Michal1,Pawlak Dorota Anna23

Affiliation:

1. Lukasiewicz Research Network – Institute of Microelectronics and Photonics, Al. Lotnikow 32/46, 02-668 Warsaw, Poland

2. Centre of Excellence ENSEMBLE3 Sp. z o. o., Wolczynska Str. 133, 01-919 Warsaw, Poland

3. Faculty of Chemistry, University of Warsaw, Pasteura 1, 02-093 Warsaw, Poland

Abstract

Here, we describe a method for testing photoelectrochemical stability developed using photoanodes from an SrTiO3–TiO2 eutectic composite. The initial value of the photocurrent density was 1.95 mA cm−2 at 1.5 V vs. Ag/AgCl and increased to 7.22 mA cm−2 after 88.5 h of stability cycles.

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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