VIBRATIONAL AND ELECTRONIC-SPECTRA OF SOME MIXED OXIDES BELONGING TO THE SR2PBO4 STRUCTURAL TYPE

被引:6
作者
DIEZ, RP
BARAN, EJ
LAVAT, AE
GRASSELLI, MC
机构
[1] NATL UNIV LA PLATA,FAC CIENCIAS EXACTAS,RA-1900 LA PLATA,ARGENTINA
[2] UNIV NACL CTR PROV BUENOS AIRES,FAC INGN,RA-7400 OLAVARRIA,BUENOS AIRES,ARGENTINA
关键词
OXIDES; INFRARED SPECTROSCOPY; ELECTRONIC STRUCTURE;
D O I
10.1016/0022-3697(94)00149-9
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Fourier transform infrared and electronic reflectance spectra of the mixed oxides Ca2PbO4, Sr2PbO4 and Cd2SnO4 were recorded and an approximate assignment for some of the M(IV)-O vibrations proposed with the aid of a site symmetry analysis. The electronic spectra were interpreted theoretically using self-consistent field X alpha calculations, which allowed a straightforward interpretation of the observed transitions and spectral differences.
引用
收藏
页码:135 / 139
页数:5
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