Ag4Dy4Se8
Ag4Dy4Se8 is a stable semiconducting quaternary compound composed of silver, dysprosium, and selenium.

About Ag4Dy4Se8
Ag4Dy4Se8 is a complex quaternary selenide that exhibits semiconducting electronic behavior. As a thermodynamically stable phase located on the convex hull, it represents a robust crystalline arrangement within the silver-dysprosium-selenium system.
This material is of significant interest in solid-state chemistry due to its structural complexity and the interplay between its constituent elements. Its stability makes it a compelling candidate for fundamental research into electronic and optical properties of rare-earth chalcogenides.
Key Properties
Cross-validated computational properties for Ag4Dy4Se8, 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 Ag4Dy4Se8 is used.
Frequently Asked Questions
Common questions about Ag4Dy4Se8, answered from cross-validated data.
What is Ag4Dy4Se8?
Ag4Dy4Se8 is a stable semiconducting quaternary compound composed of silver, dysprosium, and selenium.
What is Ag4Dy4Se8 used for?
What is the band gap of Ag4Dy4Se8?
Is Ag4Dy4Se8 a metal, semiconductor, or insulator?
Is Ag4Dy4Se8 thermodynamically stable?
How many polymorphs of Ag4Dy4Se8 are known?
What elements does Ag4Dy4Se8 contain?
Where does the data for Ag4Dy4Se8 come from?
How It Compares
As a distinct quaternary compound, Ag4Dy4Se8 occupies a unique position in the landscape of metal selenides. Unlike simpler binary or ternary chalcogenides, its specific stoichiometry allows for a specialized structural framework that distinguishes it from more common, less complex material systems.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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