Cs4Cu4Se16

Cs4Cu4Se16 is a stable, semiconducting quaternary chalcogenide compound composed of cesium, copper, and selenium.

CsCuSe
Crystal structure of Cs4Cu4Se16
Ground-state structure · Materials Project
Overview

About Cs4Cu4Se16

Cs4Cu4Se16 is a complex quaternary chalcogenide that exists as a thermodynamically stable phase on the convex hull. Its composition, involving cesium, copper, and selenium, points to a structural architecture typical of sophisticated inorganic semiconductors with potential for optoelectronic tuning.

As a stable semiconducting material, it represents a significant subject for researchers investigating the interplay between heavy alkali metals and transition metal chalcogenide frameworks. Its existence across multiple databases highlights its importance as a well-defined crystalline compound within the broader landscape of solid-state chemistry.

At a glance

Key Properties

Cross-validated computational properties for Cs4Cu4Se16, aggregated across 3 databases.

Band Gap

1.10 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 Cs4Cu4Se16 is used.

Semiconductor researchSolid-state chemistry studiesOptoelectronic material development
Reference

Frequently Asked Questions

Common questions about Cs4Cu4Se16, answered from cross-validated data.

What is Cs4Cu4Se16?

Cs4Cu4Se16 is a stable, semiconducting quaternary chalcogenide compound composed of cesium, copper, and selenium.

More questions
What is Cs4Cu4Se16 used for?
Cs4Cu4Se16 is used in semiconductor research, solid-state chemistry studies, and optoelectronic material development.
What is the band gap of Cs4Cu4Se16?
Cs4Cu4Se16 has a DFT-computed band gap of 1.10 eV across 3 reported structures.
Is Cs4Cu4Se16 a metal, semiconductor, or insulator?
With a band gap up to 1.10 eV it is a semiconductor.
Is Cs4Cu4Se16 thermodynamically stable?
Yes — Cs4Cu4Se16 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Cs4Cu4Se16 are known?
3 structures of Cs4Cu4Se16 are reported across 3 databases, spanning 1 distinct space group.
What elements does Cs4Cu4Se16 contain?
Cs4Cu4Se16 contains Cs, Cu, and Se (3 elements).
Where does the data for Cs4Cu4Se16 come from?
Cs4Cu4Se16 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a standalone member of its specific quaternary system, Cs4Cu4Se16 serves as a primary reference point for understanding how the integration of cesium and copper into a selenium-rich lattice influences electronic behavior and structural stability.

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

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