详细信息

铜锌锡硫的合成及其光电应用  ( SCI-EXPANDED收录)  

Copper Zinc Tin Sulfide: Synthesis and Photovoltaic Application

文献类型:期刊文献

中文题名:铜锌锡硫的合成及其光电应用

英文题名:Copper Zinc Tin Sulfide: Synthesis and Photovoltaic Application

作者:王聪[1];赵卿飞[2];张华[1]

机构:[1]华东理工大学化学与分子工程学院,上海市功能性材料化学重点实验室,上海200237;[2]上海师范大学化学系,上海200234

年份:2016

卷号:32

期号:6

起止页码:968

中文期刊名:无机化学学报

外文期刊名:Chinese Journal of Inorganic Chemistry

收录:CSTPCD;;Scopus;WOS:【SCI-EXPANDED(收录号:WOS:000380083500006)】;北大核心:【北大核心2014】;CSCD:【CSCD2015_2016】;

基金:中央高校基本科研业务费专项资金(No.222201313005)资助项目

语种:中文

中文关键词:CZTS;热注入合成;量子点敏化太阳能电池;对电极

外文关键词:CZTS; hot-injection; quantum dot sensitized solar cells; counter electrode;

摘要:铜锌锡硫(CZTS)半导体常作为对电极材料被应用于量子点敏化太阳能电池(QDSCs)中,然而效率一直低于4%。本文采用热注入法合成出纳米尺寸的CZTS并制成对电极(CZTS/FTO),用其组装的Cd Se QDSCs和Cd Se Te QDSCs的效率(PCE)分别达到了5.75%和7.64%。电化学阻抗谱、塔菲尔极化等表征证明电池效率的提高与CZTS良好的导电性及催化活性联系密切。
Copper Zinc Tin Sulfide(CZTS) semiconductor has been used as counter electrode in QDSCs.However, the highest power conversion efficiency(PCE) of the corresponding QDSCs was lower than 4%. Herein,copper-deficient CZTS was synthesized through modified hot-injection method. The as-prepared CZTS is made into counter electrode(CZTS/FTO). PCEs up to 5.75% and 7.64% for CZTS/FTO based Cd Se and Cd Se Te sensitized QDSCs are obtained, respectively. The excellent photovoltaic performance is associated with the good conductivity and catalytic activity of CZTS. Electrochemical impedance spectroscopy(EIS) and Tafel polarization are used to verify the good electrochemical properties of CZTS/FTO.

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