Ho4S12Sc4
Ho4S12Sc4 is a semiconducting rare-earth sulfide containing holmium and scandium that is considered likely to be synthesizable.

About Ho4S12Sc4
Ho4S12Sc4 is a complex sulfide incorporating both holmium and scandium. It exhibits semiconducting electronic properties, positioning it as an interesting candidate for materials science investigations into rare-earth chalcogenide systems.
As a near-hull stable phase, this material is considered a viable target for experimental synthesis. Its existence across multiple structural databases highlights its significance as a distinct member of the rare-earth sulfide family.
Key Properties
Cross-validated computational properties for Ho4S12Sc4, 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 Ho4S12Sc4 is used.
Frequently Asked Questions
Common questions about Ho4S12Sc4, answered from cross-validated data.
What is Ho4S12Sc4?
Ho4S12Sc4 is a semiconducting rare-earth sulfide containing holmium and scandium that is considered likely to be synthesizable.
What is Ho4S12Sc4 used for?
What is the band gap of Ho4S12Sc4?
Is Ho4S12Sc4 a metal, semiconductor, or insulator?
Is Ho4S12Sc4 thermodynamically stable?
How many polymorphs of Ho4S12Sc4 are known?
What elements does Ho4S12Sc4 contain?
Where does the data for Ho4S12Sc4 come from?
How It Compares
As a unique ternary sulfide, Ho4S12Sc4 serves as a representative example of how combining different rare-earth elements can stabilize complex crystal lattices. It occupies a specific niche in the broader landscape of semiconducting sulfides, providing a structural reference point for future studies into multicomponent chalcogenide stability.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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