Cs4S6
Cs4S6 is a thermodynamically stable semiconducting compound formed from cesium and sulfur.

About Cs4S6
Cs4S6 is a thermodynamically stable inorganic compound composed of cesium and sulfur. As a semiconducting material, it represents a distinct arrangement of elements that maintains structural integrity on the convex hull, making it a subject of interest for fundamental materials research. Its existence across multiple structural databases highlights its significance in the study of alkali metal polysulfides. The compound serves as a key example of how cesium and sulfur can form stable, ordered networks with electronic properties suitable for specialized chemical investigations.
Key Properties
Cross-validated computational properties for Cs4S6, 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.
Frequently Asked Questions
Common questions about Cs4S6, answered from cross-validated data.
What is Cs4S6?
Cs4S6 is a thermodynamically stable semiconducting compound formed from cesium and sulfur.
What is the band gap of Cs4S6?
Is Cs4S6 a metal, semiconductor, or insulator?
Is Cs4S6 thermodynamically stable?
How many polymorphs of Cs4S6 are known?
What elements does Cs4S6 contain?
Where does the data for Cs4S6 come from?
How It Compares
As a unique inorganic polysulfide, Cs4S6 occupies a distinct position within the landscape of alkali metal-chalcogen compounds. Without direct structural siblings in this specific classification, it stands as a representative of the complex bonding behaviors possible between heavy alkali metals and sulfur, providing a benchmark for stability in this chemical family.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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