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Quaternary Cu2CdSnS4 nanoparticles synthesized by a simple solvothermal method
被引:34
|作者:
Cao, Meng
[1
,2
]
Li, Liang
[1
]
Fan, Wen Zhe
[1
]
Liu, Xiu Yong
[1
]
Sun, Yan
[2
]
Shen, Yue
[1
]
机构:
[1] Shanghai Univ, Sch Mat Sci & Engn, Shanghai 200072, Peoples R China
[2] Chinese Acad Sci, Natl Lab Infrared Phys, Shanghai Inst Tech Phys, Shanghai 200083, Peoples R China
关键词:
CU2ZNSNS4;
THIN-FILMS;
SOLAR-CELLS;
NANOCRYSTALS;
FABRICATION;
PRECURSORS;
CUINSE2;
ROUTE;
D O I:
10.1016/j.cplett.2012.03.016
中图分类号:
O64 [物理化学(理论化学)、化学物理学];
学科分类号:
070304 ;
081704 ;
摘要:
Quaternary Cu2CdSnS4 nanoparticles, which are useful for the photovoltaic applications, were successfully synthesized by using a simple solvothermal route. Slightly polydispersed nanoparticles were obtained at temperature of 180 degrees C, analyzed by transmission electron microscopy (TEM). The cernyite structured Cu2CdSnS4 nanoparticles were confirmed by X-ray diffraction (XRD). The morphology and the stoichiometric ratio of the nanoparticles were characterized by scanning electron microscopy (SEM) and energy dispersive X-ray analysis (EDX). The chemical states of the elements in the nanoparticles were analyzed by high-resolution X-ray photoelectron spectroscopy (XPS). The band gap of the assynthesized Cu2CdSnS4 nanoparticles was determined by UV-Vis absorption spectra measurement. (C) 2012 Elsevier B.V. All rights reserved.
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页码:34 / 37
页数:4
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