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Construction of a Z-scheme g-C3N4/Ag/AgI heterojunction for highly selective photoelectrochemical detection of hydrogen sulfide

Authors :
Yaling Liu
Hongyan Liu
Zhigang Xu
Ruo Yuan
Hongmei Zeng
Yajun Wang
Yaqin Chai
Source :
Chemical Communications. 55:11940-11943
Publication Year :
2019
Publisher :
Royal Society of Chemistry (RSC), 2019.

Abstract

We report the development of a Z-scheme g-C3N4/Ag/AgI heterojunction by photo-deposition of Ag NPs on g-C3N4 and subsequent in situ generation of AgI via partial oxidation of Ag nanoparticles. A highly selective photoelectrochemical sensor for hydrogen sulfide (H2S) detection was constructed based on a g-C3N4/Ag/AgI heterojunction and the transformation of the Z-scheme g-C3N4/Ag/AgI heterojunction to C3N4/Ag/Ag2S.

Details

ISSN :
1364548X and 13597345
Volume :
55
Database :
OpenAIRE
Journal :
Chemical Communications
Accession number :
edsair.doi...........667e5d9f234f01c48aabbf72936dbed2