Mn5Si3
manganese silicide · pentamanganese trisilicide
Mn5Si3 is a thermodynamically stable, metallic manganese silicide used in the development of advanced battery electrode materials.

About manganese silicide
Mn5Si3 is a metallic manganese silicide that occupies a stable position on the convex hull, indicating significant structural robustness. Its electronic character and stability make it a subject of interest for researchers exploring new electrode architectures in energy storage systems.
As a member of the silicon anode materials class, this compound is investigated for its potential to improve the cycling stability and conductivity of battery anodes. Its well-documented structural diversity across multiple databases underscores its importance as a foundational material in materials science.
Key Properties
Cross-validated computational properties for manganese silicide, aggregated across 5 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 manganese silicide is used.
Frequently Asked Questions
Common questions about manganese silicide, answered from cross-validated data.
What is Mn5Si3?
Mn5Si3 is a thermodynamically stable, metallic manganese silicide used in the development of advanced battery electrode materials.
What is Mn5Si3 used for?
What is the band gap of Mn5Si3?
Is Mn5Si3 a metal, semiconductor, or insulator?
Is Mn5Si3 thermodynamically stable?
How many polymorphs of Mn5Si3 are known?
What elements does Mn5Si3 contain?
Where does the data for Mn5Si3 come from?
How It Compares
Within the silicon anode materials class.
Within the diverse landscape of silicon-based materials, Mn5Si3 distinguishes itself from semiconductors like Si or insulators like Mg2Si by its inherent metallic nature. While materials such as FeSi share similar silicide characteristics, Mn5Si3 is particularly noted for its complex structural variety compared to simpler binary silicides in the class.
Related Compounds
Other Silicon Anode Materials in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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