Cs2Se3

Cs2Se3 is a stable semiconducting compound formed from cesium and selenium that is frequently studied for its structural complexity.

CsSe
Crystal structure of Cs2Se3
Ground-state structure · Materials Project
Overview

About Cs2Se3

Cs2Se3 is a distinct inorganic compound composed of cesium and selenium. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural configuration within its chemical system.

The material exhibits semiconducting electronic character, making it a subject of interest for researchers investigating the interplay between alkali metals and chalcogens. Its structural diversity, evidenced by numerous reported configurations, highlights its flexibility in solid-state chemistry.

At a glance

Key Properties

Cross-validated computational properties for Cs2Se3, aggregated across 2 databases.

Band Gap

0.74 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

16
2 databases, 7 space groups
Uses

Applications

Where Cs2Se3 is used.

Semiconductor researchSolid-state chemistry studiesMaterials science development
Reference

Frequently Asked Questions

Common questions about Cs2Se3, answered from cross-validated data.

What is Cs2Se3?

Cs2Se3 is a stable semiconducting compound formed from cesium and selenium that is frequently studied for its structural complexity.

More questions
What is Cs2Se3 used for?
Cs2Se3 is used in semiconductor research, solid-state chemistry studies, and materials science development.
What is the band gap of Cs2Se3?
Cs2Se3 has a DFT-computed band gap of 0.74 eV across 16 reported structures.
Is Cs2Se3 a metal, semiconductor, or insulator?
With a band gap up to 0.74 eV it is a semiconductor.
Is Cs2Se3 thermodynamically stable?
Yes — Cs2Se3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Cs2Se3 are known?
16 structures of Cs2Se3 are reported across 2 databases, spanning 7 distinct space groups.
What elements does Cs2Se3 contain?
Cs2Se3 contains Cs and Se (2 elements).
Where does the data for Cs2Se3 come from?
Cs2Se3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a stable member of the cesium-selenium system, Cs2Se3 serves as a foundational reference point for understanding the stoichiometry and bonding behavior of alkali metal polyselenides.

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

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