Determination of the stoichiometry of CuxInySez by total-reflection XRF

被引:21
作者
Fernández-Ruiz, R [1 ]
Cabañero, JP
Hernández, E
León, M
机构
[1] Univ Autonoma Madrid, Serv Interdepartamental Invest, Fac Ciencias, E-28049 Madrid, Spain
[2] Univ Zulia, Dept Fis, Fac Ciencias Expt, Maracaibo 4011, Venezuela
[3] Univ Autonoma Madrid, Fac Ciencias, Dept Fis Aplicada, E-28049 Madrid, Spain
关键词
D O I
10.1039/b104466b
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A rapid and accurate total-re flection XRF method was developed in order to determine the absolute stoichiometry of ternary compounds of the type Cu:In:Se. The method was used to determine the composition of the synthesised compounds CuAInySez(CIS). Three compounds were synthesised with different atomic proportions x:y:z; 1:3:5, 2:4:7 and the no stoichiometric phase 1:2.5:4.75. The results obtained showed a systematic deficiency of In and an increment of Se with respect to the stoichiometric formula.
引用
收藏
页码:1797 / 1799
页数:3
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