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Concentric Archimedean polyhedra: Mn(III)12Mn(II)9 aggregates linked into a cubic network
Sanjit Nayak1, Yanhua Lan, Rodolphe Clérac
1Institut für Anorganische Chemie der Universität Karlsruhe, Engesserstrasse 15, D-76131, Karlsruhe, Germany.
Researchers describe a novel manganese aggregate structure, Mn(III)(12)Mn(II)(9), featuring concentric polyhedra linked in a cubic network. This unique arrangement is isotypic with iron pyrites, offering a pleasing structural motif.
Area of Science:
- Inorganic Chemistry
- Materials Science
- Crystallography
Background:
- Manganese oxides and polyoxometalates exhibit diverse structural motifs.
- Understanding complex inorganic aggregates is crucial for materials development.
Purpose of the Study:
- To characterize the structure of a novel manganese aggregate, Mn(III)(12)Mn(II)(9).
- To investigate its structural relationship with known crystalline materials.
Main Methods:
- Crystallographic analysis of the Mn(III)(12)Mn(II)(9) aggregate.
- Structural comparison with iron pyrites.
Main Results:
- The aggregate is composed of concentric polyhedra.
- These polyhedral units are interconnected, forming a cubic network.
- The structure is isotypic with iron pyrites.
Conclusions:
- The Mn(III)(12)Mn(II)(9) aggregate possesses a unique and aesthetically pleasing cubic network structure.
- Its isotypic relationship with iron pyrites provides a structural benchmark.
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