Electrochromism and photoelectrochemical performance of WO_(3)/Au composite film electrodes

查看全文 作　　者：LIU [1,2]Chunlei;YANG [1,2]Jikai;LIU [1]Haorui;ZHAO [1]Yiming

机构地区：[1]Chongqing Research Institute,Changchun University of Science and Technology,Chongqing,400000,China;[2]School of Physics,Changchun University of Science and Technology,Changchun,130022,China

出　　处：《Optoelectronics Letters》索引2023年第19卷第11期,共8页

基　　金：supported by the Natural Science Foundation of Chongqing City (No.CSTB2022NSCQ-MSX0751);the Education Department Project of Jilin Province (No.JJKH20220726KJ);the Science and Technology Department Project of Jilin Province (No.20200201077JC)。 摘　　要：WO_(3)/Au composite film electrode was prepared by hydrothermal combined electrodeposition method.The samples were characterized by scanning electron microscope(SEM),energy dispersive spectrometer(EDS) and X-ray diffraction(XRD),and the results showed that WO_(3)/Au composite film was synthesized.Electrochemical and spectral measurements were carried out to obtain the electrochromic response time,reversibility,coloration efficiency(CE) and transmittance of the WO_(3)/Au composite film.The photoelectrochemical properties of the samples were characterized by measuring photocurrent and photocatalytic degradation efficiency.The results show that compared with pure WO_(3) nanoblocks,WO_(3)/Au composite film improves the electrochromic property,photocurrent and photoelectric catalysis activity.Among them,WO_(3)/Au composite film prepared by depositing Au nanoparticles in 80 s showed the highest electrochromic property,photocurrent and photoelectric catalysis activity.Meanwhile,compared with direct photocatalysis(DP) and electrocatalysis(EC),the photoelectrocatalysis(PEC) activity of the composite film is the highest. 关键词：COMPOSITE FILM

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Electrochromism and photoelectrochemical performance of WO_(3)/Au composite film electrodes

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