Cu2Dy4Rb2Se8

Cu2Dy4Rb2Se8 is a stable semiconducting quaternary selenide compound containing copper, dysprosium, rubidium, and selenium.

CuDyRbSe
Crystal structure of Cu2Dy4Rb2Se8
Ground-state structure · Materials Project
Overview

About Cu2Dy4Rb2Se8

Cu2Dy4Rb2Se8 is a complex quaternary selenide that exhibits semiconducting electronic behavior. As a thermodynamically stable phase residing on the convex hull, it represents a robust crystalline arrangement of copper, dysprosium, rubidium, and selenium atoms.

This material is of interest to researchers investigating the structural diversity of rare-earth chalcogenides. Its stability suggests potential for synthesis and characterization in solid-state chemistry applications where precise electronic control is required.

At a glance

Key Properties

Cross-validated computational properties for Cu2Dy4Rb2Se8, aggregated across 3 databases.

Band Gap

0.92 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

3
3 databases, 1 space group
Uses

Applications

Where Cu2Dy4Rb2Se8 is used.

Solid-state chemistry researchSemiconductor materials development
Reference

Frequently Asked Questions

Common questions about Cu2Dy4Rb2Se8, answered from cross-validated data.

What is Cu2Dy4Rb2Se8?

Cu2Dy4Rb2Se8 is a stable semiconducting quaternary selenide compound containing copper, dysprosium, rubidium, and selenium.

More questions
What is Cu2Dy4Rb2Se8 used for?
Cu2Dy4Rb2Se8 is used in solid-state chemistry research and semiconductor materials development.
What is the band gap of Cu2Dy4Rb2Se8?
Cu2Dy4Rb2Se8 has a DFT-computed band gap of 0.92 eV across 3 reported structures.
Is Cu2Dy4Rb2Se8 a metal, semiconductor, or insulator?
With a band gap up to 0.92 eV it is a semiconductor.
Is Cu2Dy4Rb2Se8 thermodynamically stable?
Yes — Cu2Dy4Rb2Se8 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Cu2Dy4Rb2Se8 are known?
3 structures of Cu2Dy4Rb2Se8 are reported across 3 databases, spanning 1 distinct space group.
What elements does Cu2Dy4Rb2Se8 contain?
Cu2Dy4Rb2Se8 contains Cu, Dy, Rb, and Se (4 elements).
Where does the data for Cu2Dy4Rb2Se8 come from?
Cu2Dy4Rb2Se8 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique quaternary selenide, this compound serves as a distinct example of how rare-earth elements can be integrated into complex chalcogenide frameworks to achieve stable semiconducting properties.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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