Cs2P2S6
Cs2P2S6 is a thermodynamically stable semiconducting compound composed of cesium, phosphorus, and sulfur.

About Cs2P2S6
Cs2P2S6 is a complex chalcogenide compound characterized by its semiconducting electronic nature. As a thermodynamically stable material residing on the convex hull, it represents a robust structural configuration within the cesium-phosphorus-sulfur chemical space.
Its stability and electronic properties make it a subject of interest for researchers investigating new semiconducting materials. The compound's existence across multiple structural databases highlights its significance as a well-defined phase for further scientific exploration.
Key Properties
Cross-validated computational properties for Cs2P2S6, 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 Cs2P2S6, answered from cross-validated data.
What is Cs2P2S6?
Cs2P2S6 is a thermodynamically stable semiconducting compound composed of cesium, phosphorus, and sulfur.
What is the band gap of Cs2P2S6?
Is Cs2P2S6 a metal, semiconductor, or insulator?
Is Cs2P2S6 thermodynamically stable?
How many polymorphs of Cs2P2S6 are known?
What elements does Cs2P2S6 contain?
Where does the data for Cs2P2S6 come from?
How It Compares
As a unique phase within the broader landscape of complex chalcogenides, Cs2P2S6 serves as a stable reference point for understanding the interplay between alkali metals and phosphorus-sulfur frameworks in semiconducting materials.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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