Na5MnO5
Na5MnO5 is a metastable, semiconducting sodium manganese oxide used in materials research for potential sodium-ion battery applications.
About Na5MnO5
Na5MnO5 is a member of the layered sodium transition-metal oxide family, characterized by its semiconducting electronic structure. This compound represents a complex arrangement of sodium, manganese, and oxygen atoms, reflecting the intricate structural chemistry often found in high-sodium content transition-metal oxides.
As a metastable phase, it is of significant interest for researchers investigating the stability and electrochemical performance of sodium-ion battery materials. Its unique stoichiometry provides a distinct framework for studying ion mobility and structural phase transitions in advanced energy storage systems.
Key Properties
Cross-validated computational properties for Na5MnO5, 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.
Applications
Where Na5MnO5 is used.
Frequently Asked Questions
Common questions about Na5MnO5, answered from cross-validated data.
What is Na5MnO5?
Na5MnO5 is a metastable, semiconducting sodium manganese oxide used in materials research for potential sodium-ion battery applications.
What is Na5MnO5 used for?
What is the band gap of Na5MnO5?
Is Na5MnO5 a metal, semiconductor, or insulator?
Is Na5MnO5 thermodynamically stable?
How many polymorphs of Na5MnO5 are known?
What elements does Na5MnO5 contain?
Where does the data for Na5MnO5 come from?
How It Compares
Within the layered sodium transition-metal oxides class.
Within the broader class of layered sodium transition-metal oxides, Na5MnO5 occupies a specialized niche compared to more common, thermodynamically stable phases like NaMnO2 or NaCoO2. While many of its siblings are widely utilized as cathode materials due to their robust layered structures, Na5MnO5 stands out for its higher sodium content and metastable nature, which presents both challenges and opportunities for structural engineering in next-generation battery architectures.
Related Compounds
Other Layered Sodium Transition-Metal Oxides in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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