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Abstract:
采用水相法合成ZnO花-棒(ZFRs)有序阵列结构,同时利用离子交换法,制备Ag和Ag2Se量子点共敏化光ZnO光阳极(AA-ZFRs).通过扫描电子显微镜(SEM)、X射线粉末衍射(XRD) 、X射线能量色散谱(EDS)和透射电子显微镜(TEM)等手段对样品进行了分析和表征,并测试其光电化学特性以及量子效应.结果表明,Ag-Ag2Se共敏化ZnO花-棒三维有序结构对太阳光的吸收范围延展至近红外区(750 nm),并且在敏化层与ZnO基质界面形成异质结,有效的抑制光生电子-空穴对复合,增强光转换量子效应,从而提高光电化学性能,开路电压达到-0.77 V,短路电流为0.64 mA.
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无机化学学报
ISSN: 1001-4861
Year: 2013
Issue: 9
Volume: 29
Page: 1856-1862
0 . 7 4 2
JCR@2013
0 . 8 0 0
JCR@2023
ESI Discipline: CHEMISTRY;
JCR Journal Grade:4
CAS Journal Grade:4
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 0
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