Improved photocathodic performance in Pt catalyzed ferroelectric BiFeO3 films sandwiched by a porous carbon layer

Shoulin Gu; Xiaoxue Zhou; Fengang Zheng; Liang Fang; Wen Dong; Mingrong Shen

doi:10.1039/C7CC03222F

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Improved photocathodic performance in Pt catalyzed ferroelectric BiFeO₃ films sandwiched by a porous carbon layer†

Shoulin Gu,^a Xiaoxue Zhou,^a Fengang Zheng,^a Liang Fang,^a Wen Dong^a and Mingrong Shen

*^a

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* Corresponding authors

^a College of Physics, Optoelectronics and Energy, Collaborative Innovation Center of Suzhou Nano Science and Technology, and Jiangsu Key Laboratory of Thin Films, Soochow University, Suzhou 215006, China
E-mail: mrshen@suda.edu.cn

Abstract

A porous carbon layer was inserted between a BiFeO₃ film and a Pt catalyst for efficient solar water splitting. A photocathodic current density of −235.4 μA cm⁻² at 0 V versus RHE and an onset potential of 1.19 V versus RHE were obtained under 100 mW cm⁻² Xe-lamp illumination.

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Article information

DOI: https://doi.org/10.1039/C7CC03222F
Article type: Communication
Submitted: 26 Apr 2017
Accepted: 07 Jun 2017
First published: 07 Jun 2017

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Chem. Commun., 2017,53, 7052-7055

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Improved photocathodic performance in Pt catalyzed ferroelectric BiFeO₃ films sandwiched by a porous carbon layer

S. Gu, X. Zhou, F. Zheng, L. Fang, W. Dong and M. Shen, Chem. Commun., 2017, 53, 7052 DOI: 10.1039/C7CC03222F

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Chemical Communications