Controlled Synthesis of BiVO4 Submicrospheres and Their Photocatalytic Properties
Author(s) -
Xingxing Gao,
Hongbo Xü,
Jianglong Yu,
Jian Wang
Publication year - 2015
Publication title -
chemistry letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.492
H-Index - 114
eISSN - 1348-0715
pISSN - 0366-7022
DOI - 10.1246/cl.150369
Subject(s) - chemistry , photocatalysis , nanotechnology , chemical engineering , catalysis , organic chemistry , materials science , engineering
An ethylene glycol/water (EG/H₂O) system has been designed to synthesize monoclinic BiVO₄ submicrospheres through a mild dodecylamine-assisted hydrothermal method. The results show that the crystal phase of the synthesized product can be tuned by changing the volume ratio of EG/H₂O. Moreover, the effects of dodecylamine on the morphologies of the obtained products were also discussed. The photocatalytic activities of samples were evaluated on the degradation of methylene blue (MB) under visible-light irradiation (λ > 400 nm). The results indicated that BiVO₄ submicrospheres exhibited better photocatalytic activities than peanut-shaped BiVO₄
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