Se20Sr4Th8
Se20Sr4Th8 is a stable, semiconducting ternary chalcogenide composed of strontium, thorium, and selenium.
About Se20Sr4Th8
Se20Sr4Th8 is a complex ternary chalcogenide featuring strontium and thorium. As a thermodynamically stable phase residing on the convex hull, it represents a robust crystalline arrangement that maintains structural integrity under standard conditions.
This material exhibits semiconducting electronic character, making it an interesting candidate for specialized electronic or optoelectronic research. Its unique composition of heavy actinide and alkaline earth elements suggests potential for niche applications in high-density or radiation-hardened material science.
Key Properties
Cross-validated computational properties for Se20Sr4Th8, 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 Se20Sr4Th8 is used.
Frequently Asked Questions
Common questions about Se20Sr4Th8, answered from cross-validated data.
What is Se20Sr4Th8?
Se20Sr4Th8 is a stable, semiconducting ternary chalcogenide composed of strontium, thorium, and selenium.
What is Se20Sr4Th8 used for?
What is the band gap of Se20Sr4Th8?
Is Se20Sr4Th8 a metal, semiconductor, or insulator?
Is Se20Sr4Th8 thermodynamically stable?
How many polymorphs of Se20Sr4Th8 are known?
What elements does Se20Sr4Th8 contain?
Where does the data for Se20Sr4Th8 come from?
How It Compares
As a distinct ternary compound, Se20Sr4Th8 serves as an important reference point for understanding the interplay between large thorium cations and selenium-based frameworks in the absence of more common transition metal counterparts.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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