Lattice dynamics of chalcopyrite type compounds. Part III. Rigid ion model calculations

被引:0
作者
Ohrendorf, FW [1 ]
Haeuseler, H [1 ]
机构
[1] Univ Gesamthsch Siegen, Anorgan Chem Lab, D-57068 Siegen, Germany
关键词
chalcopyrites; lattice dynamics; rigid ion model; effective charges; force constants;
D O I
10.1002/(SICI)1521-4079(199903)34:3<363::AID-CRAT363>3.0.CO;2-Q
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The lattice dynamics of 12 chalcopyrite type compounds CuAlS2, CuGaS2, CuInS2, AgGaS2, AgGaSe2, AgInSe2, ZnSiP2, ZnGeP2, CdSiP2, CdGeP2, CdSnP2, and CdGeAs2 have been investigated based on a rigid ion model. As the anisotropy of the dynamic charges is not very pronounced the calculations were done assuming isotropic charges. The calculated force constants, normal co-ordinates and potential energy distributions are compiled and discussed.
引用
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页码:363 / 378
页数:16
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