K8La4P8Se28
K8La4P8Se28 is a stable, semiconducting quaternary compound containing potassium, lanthanum, phosphorus, and selenium.
About K8La4P8Se28
K8La4P8Se28 is a complex quaternary compound composed of potassium, lanthanum, phosphorus, and selenium. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement within its chemical system.
This material exhibits semiconducting electronic character, making it a subject of interest for fundamental research into chalcogenide-based semiconductors. Its existence across multiple structural databases underscores its significance as a well-defined crystalline phase.
Key Properties
Cross-validated computational properties for K8La4P8Se28, aggregated across 4 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 K8La4P8Se28, answered from cross-validated data.
What is K8La4P8Se28?
K8La4P8Se28 is a stable, semiconducting quaternary compound containing potassium, lanthanum, phosphorus, and selenium.
What is the band gap of K8La4P8Se28?
Is K8La4P8Se28 a metal, semiconductor, or insulator?
Is K8La4P8Se28 thermodynamically stable?
How many polymorphs of K8La4P8Se28 are known?
What elements does K8La4P8Se28 contain?
Where does the data for K8La4P8Se28 come from?
How It Compares
As a unique quaternary phase, K8La4P8Se28 serves as a distinct example of how lanthanum and phosphorus can be integrated into a selenium-rich framework to achieve thermodynamic stability and semiconducting behavior.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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