Li3NbS4
Li3NbS4 is a semiconducting lithium niobium sulfide compound that is theoretically stable enough to be synthesized for research applications.

About Li3NbS4
Li3NbS4 is a ternary sulfide material composed of lithium, niobium, and sulfur. As a semiconducting compound, it occupies a unique position in materials science where its electronic properties are balanced by its structural arrangement.
Because it exists near the thermodynamic hull, the material is considered a viable candidate for synthesis and experimental investigation. Its structural versatility is evidenced by multiple reported configurations, marking it as a significant subject for researchers exploring new sulfide-based frameworks.
Key Properties
Cross-validated computational properties for Li3NbS4, 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 Li3NbS4 is used.
Frequently Asked Questions
Common questions about Li3NbS4, answered from cross-validated data.
What is Li3NbS4?
Li3NbS4 is a semiconducting lithium niobium sulfide compound that is theoretically stable enough to be synthesized for research applications.
What is Li3NbS4 used for?
What is the band gap of Li3NbS4?
Is Li3NbS4 a metal, semiconductor, or insulator?
Is Li3NbS4 thermodynamically stable?
How many polymorphs of Li3NbS4 are known?
What elements does Li3NbS4 contain?
Where does the data for Li3NbS4 come from?
How It Compares
As a distinct lithium-containing sulfide, Li3NbS4 represents a specialized entry in the broader landscape of complex chalcogenides. While it stands as a unique composition, it contributes to the growing body of knowledge regarding how niobium-sulfur frameworks can host lithium ions, providing a foundation for future comparative studies within the sulfide materials class.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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