Mg18O36W18
Mg18O36W18 is a complex, semiconducting magnesium tungstate oxide that exists as a metastable phase with diverse structural possibilities.
About Mg18O36W18
Mg18O36W18 is a complex ternary oxide composed of magnesium, oxygen, and tungsten. As a semiconducting material, it represents a specialized structural arrangement within the broader family of metal tungstates, characterized by its intricate lattice configuration and significant structural diversity observed across multiple reported phases. While this compound exhibits interesting electronic properties, it is categorized as being above the thermodynamic hull, suggesting it is a metastable phase. Its existence in multiple reported structures highlights its complexity and the ongoing interest in understanding the synthesis pathways for such intricate oxide systems.
Key Properties
Cross-validated computational properties for Mg18O36W18, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Frequently Asked Questions
Common questions about Mg18O36W18, answered from cross-validated data.
What is Mg18O36W18?
Mg18O36W18 is a complex, semiconducting magnesium tungstate oxide that exists as a metastable phase with diverse structural possibilities.
What is the band gap of Mg18O36W18?
Is Mg18O36W18 a metal, semiconductor, or insulator?
Is Mg18O36W18 thermodynamically stable?
How many polymorphs of Mg18O36W18 are known?
What elements does Mg18O36W18 contain?
Where does the data for Mg18O36W18 come from?
How It Compares
As a unique ternary oxide, Mg18O36W18 occupies a specialized niche within metal tungstate chemistry, serving as a representative example of the structural complexity that can arise in magnesium-tungsten-oxygen systems.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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