典型文献
Construction of BiVO4/BiOCl@C Z-scheme heterojunction for enhanced photoelectrochemical performance
文献摘要:
A Z-scheme heterostructure of Mo,W co-doped BiVO4(Mo,W:BVO/BiOCl@C)was fabricated by a simple solid solution drying and calcination(SSDC)method.The heterostructure was characterized by X-ray diffraction(XRD),Fourier transform infrared(FTIR),X-ray photoelectron spectroscopy(XPS),etc.Under visible light irradiation,Mo,W:BVO/BiOCl@C heterostructure exhibits excellent photoelectro-chemical capability compared with other as-prepared samples.The photocurrent density and the incident photon-to-electron conversion effi-ciency(IPCE)are about 5.4 and 9.0 times higher than those of pure BiVO4,respectively.The enhancement of the photoelectrochemical per-formance can be attributed to the construct of Z-scheme system,which is deduced from the radical trapping experiments.The Mo,W:BVO/BiOCl@C Z-scheme heterojunction enhances the visible-light absorption and reduces the recombination rate of charge carriers.This work provides an effective strategy to construct Z-scheme photoelectrodes for the application of photoelectrochemical water splitting.
文献关键词:
中图分类号:
作者姓名:
Jiaxin Li;Hao Yuan;Wenjie Zhang;Ruijie Zhu;Zhengbo Jiao
作者机构:
Institute of Materials for Energy and Environment,College of Material Science and Engineering,Qingdao University,Qingdao 266071,China
文献出处:
引用格式:
[1]Jiaxin Li;Hao Yuan;Wenjie Zhang;Ruijie Zhu;Zhengbo Jiao-.Construction of BiVO4/BiOCl@C Z-scheme heterojunction for enhanced photoelectrochemical performance)[J].矿物冶金与材料学报,2022(11):1971-1980
A类:
SSDC
B类:
Construction,BiVO4,BiOCl,scheme,heterojunction,enhanced,photoelectrochemical,performance,heterostructure,Mo,doped,BVO,was,fabricated,by,simple,solid,solution,drying,calcination,method,characterized,ray,diffraction,Fourier,transform,infrared,FTIR,photoelectron,spectroscopy,XPS,etc,Under,visible,light,irradiation,exhibits,excellent,capability,compared,other,prepared,samples,photocurrent,density,incident,photon,conversion,effi,ciency,IPCE,about,times,higher,than,those,pure,respectively,enhancement,can,be,attributed,construct,system,which,deduced,from,radical,trapping,experiments,enhances,absorption,reduces,recombination,charge,carriers,This,work,provides,effective,strategy,photoelectrodes,application,water,splitting
AB值:
0.612297
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