SYNTHESIS AND CRYSTAL-STRUCTURE OF BETA-SRV2O6

被引:14
作者
SCHNURIGER, B
ENJALBERT, R
SAVARIAULT, JM
GALY, J
机构
[1] Centre d'Elaboration de Matériaux et d'Etudes Structurales, Laboratoire d'Optique Electronique, C.N.R.S, 29 rue Jeanne Marvig, BP 4347
关键词
D O I
10.1016/0022-4596(91)90120-7
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The preparation and growth of single crystals together with a crystal structure determination of β-SrV2O6 are reported. This high temperature form of SrV2O6 crystallizes in the orthorhombic system, space group Pnma, with a = 9.666 (1) A ̊, b = 3.6808 (4) A ̊, c = 12.529 (3) A ̊, Z = 4. The structure, determined and refined down to R = 3.1%, is described as isolated zigzag double strings with [V2O6]n composition extending along the [010] direction and built up by edge-sharing VO6 octahedra. Strontium atoms occupy tricapped trigonal prisms of oxygen atoms pertaining to three different strings and assume the stability of the network. © 1991.
引用
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页码:397 / 402
页数:6
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