Synthèse et structure cristalline d'un matériau noir AgMnII3(MnIII0,26Al0,74)(MoO4)5

Acta Crystallographica Section E: Crystallographic Communications

Zid, M.F.²  Bouzidi, C.³  Frigui, W.⁴ 

[1] de Tunis ElManar, 2092 Manar II Tunis, Tunisie;des Sciences de Tunis, UniversitéLaboratoire de Matériaux et Cristallochimie, Faculté

关键词: CRYSTAL STRUCTURE;    ALUMINIUM;    MANGANESE;    MOLYBDATE;    SOLID-STATE METHODS;    PHYSICOCHEMICAL PROPERTIES;   

DOI  :  10.1107/S2056989015003345

学科分类：数学（综合）

来源: International Union of Crystallography

【 摘 要 】

A new silver aluminium trimangan­ese penta­molybdate {silver(I) trimanganese(II) aluminium penta­kis­[tetra­oxidomolybdate(VI)]}, AgMnII3(MnIII0,26Al0,74)(MoO4)5, has been synthesized using solid-state methods. The structure is composed of M2O10 dimers, M3O14 (M = Mn, Al) trimers and MoO4 tetra­hedra sharing corners and forming three types of layers A, B and B′. The sequence of the constituting layers is A–BB′–A–BB′, with B′ obtained from B by inversion symmetry, forming a three-dimensional structure with large channels in which the positionally disordered and partially occupied Ag+ ions reside. The MnIII and AlIII atoms share the same site, M. AgMnII3(MnIII0,26Al0,74)(MoO4)5 is isotypic with the NaMg3X(MoO4)5 (X = Al, In) family and with NaFe4(MoO4)5. A comparative structural description is provided between the structure of the title compound and those of related phases containing dimers, trimers and tetra­mers.

【 授权许可】

CC BY