Ce2MgSe4
Ce2MgSe4 is a metastable semiconducting compound composed of cerium, magnesium, and selenium.
About Ce2MgSe4
Ce2MgSe4 is a complex selenide compound characterized by its semiconducting electronic nature. As a metastable phase, it represents a unique structural configuration within the broader family of rare-earth magnesium chalcogenides, offering researchers a distinct platform to study phase stability and electronic transport properties.
This material is of significant interest in solid-state chemistry due to its diverse structural manifestations, with numerous reported configurations across multiple databases. Its specific arrangement of cerium, magnesium, and selenium atoms provides a foundation for investigating how metastable compounds can be stabilized or utilized in specialized electronic applications.
Key Properties
Cross-validated computational properties for Ce2MgSe4, 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.
Applications
Where Ce2MgSe4 is used.
Frequently Asked Questions
Common questions about Ce2MgSe4, answered from cross-validated data.
What is Ce2MgSe4?
Ce2MgSe4 is a metastable semiconducting compound composed of cerium, magnesium, and selenium.
What is Ce2MgSe4 used for?
What is the band gap of Ce2MgSe4?
Is Ce2MgSe4 a metal, semiconductor, or insulator?
Is Ce2MgSe4 thermodynamically stable?
How many polymorphs of Ce2MgSe4 are known?
What elements does Ce2MgSe4 contain?
Where does the data for Ce2MgSe4 come from?
How It Compares
As a metastable semiconducting selenide, Ce2MgSe4 occupies a specialized niche in materials science. Without direct structural siblings in this specific class, it serves as a primary reference point for understanding the interplay between rare-earth elements and chalcogenide frameworks in metastable systems.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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