Ag4Dy4Se8

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

AgDySe
Crystal structure of Ag4Dy4Se8
Ground-state structure · Materials Project
Overview

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.

At a glance

Key Properties

Cross-validated computational properties for Ag4Dy4Se8, aggregated across 3 databases.

Band Gap

0.48–1.31 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

6
3 databases, 2 space groups
Uses

Applications

Where Ag4Dy4Se8 is used.

Solid-state researchSemiconductor materials developmentChalcogenide electronics
Reference

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.

More questions
What is Ag4Dy4Se8 used for?
Ag4Dy4Se8 is used in solid-state research, semiconductor materials development, and chalcogenide electronics.
What is the band gap of Ag4Dy4Se8?
Ag4Dy4Se8 has a DFT-computed band gap of 0.48–1.31 eV across 6 reported structures.
Is Ag4Dy4Se8 a metal, semiconductor, or insulator?
With a band gap up to 1.31 eV it is a semiconductor.
Is Ag4Dy4Se8 thermodynamically stable?
Yes — Ag4Dy4Se8 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Ag4Dy4Se8 are known?
6 structures of Ag4Dy4Se8 are reported across 3 databases, spanning 2 distinct space groups.
What elements does Ag4Dy4Se8 contain?
Ag4Dy4Se8 contains Ag, Dy, and Se (3 elements).
Where does the data for Ag4Dy4Se8 come from?
Ag4Dy4Se8 data is cross-referenced from latticegraph.
Comparison

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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