Cu4Pr4Se8
Cu4Pr4Se8 is a stable semiconducting compound composed of copper, praseodymium, and selenium.

About Cu4Pr4Se8
Cu4Pr4Se8 is a complex quaternary chalcogenide that exhibits semiconducting electronic behavior. As a thermodynamically stable phase located on the convex hull, it represents a robust crystalline arrangement of copper, praseodymium, and selenium atoms.
This material is of significant interest in materials science due to its stable structural configuration. Its electronic properties suggest potential utility in specialized semiconductor applications where precise control over charge carrier behavior is required.
Key Properties
Cross-validated computational properties for Cu4Pr4Se8, 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 Cu4Pr4Se8 is used.
Frequently Asked Questions
Common questions about Cu4Pr4Se8, answered from cross-validated data.
What is Cu4Pr4Se8?
Cu4Pr4Se8 is a stable semiconducting compound composed of copper, praseodymium, and selenium.
What is Cu4Pr4Se8 used for?
What is the band gap of Cu4Pr4Se8?
Is Cu4Pr4Se8 a metal, semiconductor, or insulator?
Is Cu4Pr4Se8 thermodynamically stable?
How many polymorphs of Cu4Pr4Se8 are known?
What elements does Cu4Pr4Se8 contain?
Where does the data for Cu4Pr4Se8 come from?
How It Compares
As a unique quaternary compound, Cu4Pr4Se8 occupies a distinct niche within the broader landscape of copper-based chalcogenides. Its thermodynamic stability distinguishes it as a reliable candidate for further experimental investigation compared to more metastable or disordered phases within the broader family of rare-earth selenides.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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