Nitridation of CoWO4/CdS Nanocomposite Formed Metal Nitrides Assisting Efficiently Photocatalytic Hydrogen Evolution
Author(s) -
Wandi Kuang,
Xiangjian Meng,
Caihong Wang,
Bhusankar Talluri,
Tiju Thomas,
Chunjie Jiang,
Siqi Liu,
Minghui Yang
Publication year - 2020
Publication title -
acs omega
Language(s) - English
Resource type - Journals
ISSN - 2470-1343
DOI - 10.1021/acsomega.0c00288
Subject(s) - nanocomposite , nitride , materials science , photocatalysis , metal , nitriding , hydrogen , chemical engineering , conductivity , nanotechnology , metallurgy , chemistry , catalysis , layer (electronics) , biochemistry , engineering , organic chemistry
Nitridation of CoWO 4 /CdS nanocomposite results in the formation of metal nitrides on the surface of CdS. The high electrical conductivity, appropriate binding energy for hydrogen, and Pt-like properties of the surface nitrides promote the H 2 evolution performance. Therefore, the optimal performance of nitrided CoWO 4 /CdS (CoWO 4 /CdS-N, 3650 μmol·h -1 ·g -1 ) is higher than that of Pt/CdS (2948 μmol·h -1 ·g -1 ).
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