Influence of lattice integrity and phase composition on the photocatalytic hydrogen production efficiency of ZnS nanomaterials

被引:75
作者
Hong, Yangping [2 ]
Zhang, Jun [1 ]
Wang, Xian [2 ]
Wang, Yongjing [2 ]
Lin, Zhang [2 ]
Yu, Jiaguo [1 ]
Huang, Feng [2 ]
机构
[1] Wuhan Univ Technol, State Key Lab Adv Technol Mat Synth & Proc, Wuhan 430070, Peoples R China
[2] Chinese Acad Sci, Key Lab Optoelect Mat Chem & Phys, Fujian Inst Res Struct Matter, Fuzhou 350002, Fujian, Peoples R China
基金
中国国家自然科学基金;
关键词
VISIBLE-LIGHT IRRADIATION; H-2; EVOLUTION; SOLID-SOLUTION; AQUEOUS-SOLUTIONS; SULFIDE; WATER; CDS; NANOSTRUCTURE; GENERATION; NANOSHEETS;
D O I
10.1039/c2nr30150d
中图分类号
O6 [化学];
学科分类号
070301 [无机化学];
摘要
Ambient S annealing was adopted to regulate the crystallinity of a ZnS microsphere, which resulted in a significant improvement in the photocatalytic hydrogen production activity (PHPA). Moreover, with S ambient treatment, wurtzite ZnS showed better PHPA than sphalerite ZnS, possibly because the inter-polar electric field of the wurtzite phase could promote the separation of photo-excited electron-hole pairs.
引用
收藏
页码:2859 / 2862
页数:4
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