Al4Li4S8
Al4Li4S8 is a thermodynamically stable, insulating ternary sulfide compound characterized by a wide electronic band gap.

About Al4Li4S8
Al4Li4S8 is a complex ternary sulfide that exists as a thermodynamically stable phase, sitting securely on the convex hull. Its electronic character is defined by a wide band gap, classifying it as an insulator that is structurally distinct from simpler binary sulfides.
Given its status as a stable inorganic compound with multiple reported structures across databases, it serves as an intriguing candidate for fundamental research into lithium-aluminum-sulfur systems. Its insulating nature and structural complexity suggest potential utility in specialized solid-state electrolyte research or as a precursor in chemical synthesis.
Key Properties
Cross-validated computational properties for Al4Li4S8, 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 Al4Li4S8 is used.
Frequently Asked Questions
Common questions about Al4Li4S8, answered from cross-validated data.
What is Al4Li4S8?
Al4Li4S8 is a thermodynamically stable, insulating ternary sulfide compound characterized by a wide electronic band gap.
What is Al4Li4S8 used for?
What is the band gap of Al4Li4S8?
Is Al4Li4S8 a metal, semiconductor, or insulator?
Is Al4Li4S8 thermodynamically stable?
How many polymorphs of Al4Li4S8 are known?
What elements does Al4Li4S8 contain?
Where does the data for Al4Li4S8 come from?
How It Compares
As a unique ternary sulfide, Al4Li4S8 represents a specialized structural arrangement within the broader field of lithium-based chalcogenides, providing a stable, insulating benchmark for researchers investigating complex sulfur-rich frameworks.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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