Platinum and indium sulfide-modified CuInS2 as efficient photocathodes for photoelectrochemical water splitting

Gunawan; Wilman Septina; Shigeru Ikeda; Takashi Harada; Tsutomu Minegishi; Kazunari Domen; Michio Matsumura

doi:10.1039/C4CC03634D

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Platinum and indium sulfide-modified CuInS₂ as efficient photocathodes for photoelectrochemical water splitting†

Gunawan,^ab Wilman Septina,^a Shigeru Ikeda,*^a Takashi Harada,^a Tsutomu Minegishi,^c Kazunari Domen^c and Michio Matsumura^a

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* Corresponding authors

^a Research Center for Solar Energy Chemistry, Osaka University, 1-3 Machikaneyama, Toyonaka Campus, Osaka 560-8531, Japan
E-mail: sikeda@chem.es.osaka-u.ac.jp
Fax: +81 6 6850 6699

^b Chemistry Department, Faculty of Sciences and Mathematics, Diponegoro University, Semarang, Indonesia

^c Department of Chemical System Engineering, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, 113-8656 Tokyo, Japan

Abstract

A highly efficient CuInS₂-based photocathode for water reduction with a maximum applied bias photon-to-current efficiency of ca. 2% was prepared by using a novel In₂S₃ surface modifier.

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Article information

DOI: https://doi.org/10.1039/C4CC03634D
Article type: Communication
Submitted: 14 May 2014
Accepted: 18 Jun 2014
First published: 20 Jun 2014

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Chem. Commun., 2014,50, 8941-8943

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Platinum and indium sulfide-modified CuInS₂ as efficient photocathodes for photoelectrochemical water splitting

Gunawan, W. Septina, S. Ikeda, T. Harada, T. Minegishi, K. Domen and M. Matsumura, Chem. Commun., 2014, 50, 8941 DOI: 10.1039/C4CC03634D

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