Metal-sulfide-decorated ZnO/Si nano-heterostructure arrays with enhanced photoelectrochemical performance

Boluo Yadian, Yuhan Rao, Bowen Zhu, Zhifeng Liu*, Qing Liu, Chee Lip Gan, Xiaodong Chen, Yizhong Huang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

7 Citations (Scopus)

Abstract

The present work reports an effective approach to fabricate highly ordered arrays of ZnO/Si heterostructures decorated with metal sulfides (i.e. ZnS and Ag2S). These metal-sulfide-coated ZnO/Si heterostructure arrays are then used as a photoanode in the photoelectrochemical water splitting system. The significant enhancement of ZnO/Si heterostructure arrays in photo-current density and on/off ratio is demonstrated after they are coated with metal sulfides. These metal-sulfide-coated ZnO/Si heterostructure arrays are a promising building block for the fabrication of optoelectronic devices such as photoelectrochemical cells.

Original languageEnglish
Pages (from-to)503-508
Number of pages6
JournalMaterials Research Bulletin
Volume96
DOIs
Publication statusPublished - Dec 2017
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2017 Elsevier Ltd

ASJC Scopus Subject Areas

  • General Materials Science
  • Condensed Matter Physics
  • Mechanics of Materials
  • Mechanical Engineering

Keywords

  • Highly ordered
  • Metal sulfide
  • Photoelectrochemical water splitting
  • ZnO/Si heterostructure

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