Cadmium O-alkylxanthates as CVD precursors of CdS:: a chemical characterization

被引:38
作者
Barreca, D
Gasparotto, A
Maragno, C
Seraglia, R
Tondello, E
Venzo, A
Krishnan, V
Bertagnolli, H
机构
[1] Univ Padua, ISTM, CNR, I-35131 Padua, Italy
[2] Univ Padua, INSTM, Dept Chem Sci, I-35131 Padua, Italy
[3] Univ Stuttgart, Inst Phys Chem, D-70569 Stuttgart, Germany
关键词
cadmium(II) bis(O-alkylxanthates); CdS; characterization; EXAFS; NMR; mass spectrometry;
D O I
10.1002/aoc.833
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Cadmium bis(O-alkylxanthates) are potential single-source molecular precursors for the chemical vapor deposition (CVD) of Cd(II) sulfide thin films. In this work, a multi-technique characterization of Cd(O-RXan)(2) compounds [where O-RXan is CH3CH2OCS2 (O-EtXan) or (CH3)(2)CHOCS2 (O-(i)PrXan)] is performed by means of several analytical methods (extended x-ray absorption fine structure, Raman, Fourier transform infrared and optical absorption, spectroscopics H-1 and C-13 NMR, thermal analysis and mass spectrometry) for a thorough investigation of their structure and chemical-physical properties. The most important results concerning the chemical behavior under different experimental conditions, with particular attention to relevant properties for CVD applications, are presented and discussed. Copyright (C) 2004 John Wiley Sons, Ltd.
引用
收藏
页码:59 / 67
页数:9
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