Effect of complexing agent concentration on properties of CdZnS thin films in ammonia-thiourea system

查看全文 作　　者：Lü [1]Chaoqun;XUE [1]Yuming;DAI [1]Hongli;WANG [1]Luoxin;WANG [1]Yifan;XIE [1]Xin

机构地区：[1]Institute of New Energy Intelligence Equipment,School of Integrated Circuit Science and Engineering,Tianjin University of Technology,Tianjin 300384,China

出　　处：《Optoelectronics Letters》索引2023年第19卷第4期,共5页

基　　金：supported by the Fund for Creative Research Groups。 摘　　要：In this paper,the effects of different concentrations of complexing agent(ammonia)on the surface morphology,composition,structure and photoelectric properties of Cd Zn S films were studied.The results of X-ray diffraction(XRD),scanning electron microscopy(SEM)and UV-visible spectrum showed that the surface morphology of the films became worse and the content of zinc decreased significantly with the increase of ammonia concentration.The crystalline phase of Cd Zn S films was not influenced by the ammonia concentration.Because the film has good absorbance,transmittance greater than 70%and band gap width between 3.5 eV and 3.07 eV,it is suitable to be used as a buffer layer for solar cells.Cd S,Zn O and Zn(OH)_(2) were found in the precipitates at the bottom of the solution,and the formation of these precipitates affected the properties of the Cd Zn S films. 关键词：AMMONIA agent properties

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Effect of complexing agent concentration on properties of CdZnS thin films in ammonia-thiourea system

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