Fe8Ge8Si8
Fe8Ge8Si8 is a metastable, semiconducting ternary compound consisting of iron, germanium, and silicon.
About Fe8Ge8Si8
Fe8Ge8Si8 is a complex ternary compound composed of iron, germanium, and silicon. As a semiconducting material, it represents a unique intersection of transition metal chemistry and group fourteen elements, offering a distinct electronic profile for investigation in solid-state physics. Due to its position above the thermodynamic hull, this compound is considered metastable, making it a challenging but scientifically significant subject for synthesis studies. Its existence across multiple structural configurations highlights the complex phase space inherent to iron-germanium-silicon systems.
Key Properties
Cross-validated computational properties for Fe8Ge8Si8, aggregated across 4 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 Fe8Ge8Si8, answered from cross-validated data.
What is Fe8Ge8Si8?
Fe8Ge8Si8 is a metastable, semiconducting ternary compound consisting of iron, germanium, and silicon.
What is the band gap of Fe8Ge8Si8?
Is Fe8Ge8Si8 a metal, semiconductor, or insulator?
Is Fe8Ge8Si8 thermodynamically stable?
How many polymorphs of Fe8Ge8Si8 are known?
What elements does Fe8Ge8Si8 contain?
Where does the data for Fe8Ge8Si8 come from?
How It Compares
As a unique ternary phase, Fe8Ge8Si8 serves as a specialized example of how iron interacts with silicon and germanium lattices. Without direct structural analogs in this specific stoichiometry, it stands as a singular case study for understanding the stability limits and electronic properties of complex iron-based semiconductors.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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