CuSe2Br
CuSe2Br is a thermodynamically stable semiconducting ternary compound consisting of copper, selenium, and bromine.
About CuSe2Br
CuSe2Br is a distinct ternary compound composed of copper, selenium, and bromine. As a thermodynamically stable material situated on the convex hull, it represents a robust structural arrangement within its chemical system. Its electronic character as a semiconductor makes it an intriguing subject for fundamental materials science investigations. The availability of multiple reported structures across databases highlights its significance as a well-documented phase in solid-state chemistry. Researchers value such stable compounds for their predictable behavior and potential utility in specialized electronic or optoelectronic applications. By providing a stable platform for charge transport, this material serves as a baseline for exploring the interplay between chalcogenide and halide chemistries.
Key Properties
Cross-validated computational properties for CuSe2Br, 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 CuSe2Br is used.
Frequently Asked Questions
Common questions about CuSe2Br, answered from cross-validated data.
What is CuSe2Br?
CuSe2Br is a thermodynamically stable semiconducting ternary compound consisting of copper, selenium, and bromine.
What is CuSe2Br used for?
What is the band gap of CuSe2Br?
Is CuSe2Br a metal, semiconductor, or insulator?
Is CuSe2Br thermodynamically stable?
How many polymorphs of CuSe2Br are known?
What elements does CuSe2Br contain?
Where does the data for CuSe2Br come from?
How It Compares
As a unique ternary phase, CuSe2Br occupies a specialized niche in materials science, serving as a primary example of stable copper-selenium-bromine coordination. Unlike more common binary semiconductors, its complex stoichiometry allows for distinct structural configurations that are not found in simpler systems, making it a critical reference point for understanding how halogen incorporation influences the electronic landscape of copper-based chalcogenides.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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