THE CRYSTAL-STRUCTURE OF BETA-THALLIUM PERRHENATE

被引:17
作者
ROGNER, P [1 ]
RANGE, KJ [1 ]
机构
[1] UNIV REGENSBURG,INST ANORGAN CHEM,UNIV STR 31,W-8400 REGENSBURG,GERMANY
来源
ZEITSCHRIFT FUR ANORGANISCHE UND ALLGEMEINE CHEMIE | 1993年 / 619卷 / 06期
关键词
THALLIUM PERRHENATE; ROOM-TEMPERATURE MODIFICATION; CRYSTAL STRUCTURE;
D O I
10.1002/zaac.19936190611
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Beta-TlReO4, the room temperature modification of thallium perrhenate, has been investigated by means of single crystal X-ray diffraction. It crystallizes in the monoclinic space group P112(1)/a with a = 5.636(1), b = 17.428(3), c = 13.353(3) angstrom, gamma = 89.86(2)-degrees and Z = 12. The structure has been refined to R = 0.063 (wR = 0.053) using 2020 absorption-corrected reflections. The title compound can be described as an intergrowth of beta-CsReO4 and scheelite type blocks at unit cell level. The structure of beta-TlReO4 consists of isolated ReO4 tetrahedra linked together by TlO8 and TlO9 polyhedra. Based upon group theoretical considerations the structural relationships between beta-TlReO4, beta-CsReO4, alpha-CsReO4 and scheelite type are discussed.
引用
收藏
页码:1017 / 1022
页数:6
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