11.5% efficiency of TiO2 protected and Pt catalyzed n+np+-Si photocathodes for photoelectrochemical water splitting: manipulating the Pt distribution and Pt/Si contact

Zhihao Yin; Ronglei Fan; Guanping Huang; Mingrong Shen

doi:10.1039/C7CC08409A

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11.5% efficiency of TiO₂ protected and Pt catalyzed n⁺np⁺-Si photocathodes for photoelectrochemical water splitting: manipulating the Pt distribution and Pt/Si contact†

Zhihao Yin,^a Ronglei Fan,^a Guanping Huang^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 combination of hydrogen passivation, electroless deposition of a Pt catalyst and coating a TiO₂ protective layer leads to an unprecedented 11.5% energy conversion efficiency and one-week stability of an n⁺np⁺-Si photocathode for solar water splitting.

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Article information

DOI: https://doi.org/10.1039/C7CC08409A
Article type: Communication
Submitted: 01 Nov 2017
Accepted: 18 Dec 2017
First published: 18 Dec 2017

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Chem. Commun., 2018,54, 543-546

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11.5% efficiency of TiO₂ protected and Pt catalyzed n⁺np⁺-Si photocathodes for photoelectrochemical water splitting: manipulating the Pt distribution and Pt/Si contact

Z. Yin, R. Fan, G. Huang and M. Shen, Chem. Commun., 2018, 54, 543 DOI: 10.1039/C7CC08409A

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