Cr2Se3

Cr2Se3 is a stable metallic chromium selenide characterized by its well-documented structural diversity.

CrSe
Crystal structure of Cr2Se3
Ground-state structure · Materials Project
Overview

About Cr2Se3

Cr2Se3 is a metallic compound composed of chromium and selenium. As a thermodynamically stable phase located on the convex hull, it represents a robust configuration within its chemical system, making it a subject of significant interest for structural and electronic studies. Its metallic nature suggests potential utility in applications requiring conductive pathways or specific electronic properties. The compound is well-documented, with numerous reported structures across multiple databases, reflecting its prominence in solid-state chemistry research. This extensive data availability facilitates a deeper understanding of its lattice arrangements and physical behavior, providing a foundation for exploring its performance in various technological contexts.

At a glance

Key Properties

Cross-validated computational properties for Cr2Se3, aggregated across 4 databases.

Band Gap

Metallic / not reported

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
3 DFT sources

Structures

37
4 databases, 12 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Cr2Se3.

Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where Cr2Se3 is used.

Solid-state researchElectronic materials developmentMaterials characterization studies
Reference

Frequently Asked Questions

Common questions about Cr2Se3, answered from cross-validated data.

What is Cr2Se3?

Cr2Se3 is a stable metallic chromium selenide characterized by its well-documented structural diversity.

More questions
What is Cr2Se3 used for?
Cr2Se3 is used in solid-state research, electronic materials development, and materials characterization studies.
What is the band gap of Cr2Se3?
Cr2Se3 is computed to be metallic (no band gap) in the reported DFT structures.
Is Cr2Se3 a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is Cr2Se3 thermodynamically stable?
Yes — Cr2Se3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Cr2Se3 are known?
37 structures of Cr2Se3 are reported across 4 databases, spanning 12 distinct space groups.
How is Cr2Se3 synthesized?
Literature-reported routes for Cr2Se3 include solid state.
What elements does Cr2Se3 contain?
Cr2Se3 contains Cr and Se (2 elements).
Where does the data for Cr2Se3 come from?
Cr2Se3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a thermodynamically stable metallic phase, Cr2Se3 serves as a key reference point for understanding the chromium-selenium system. Its stability and well-characterized structural profile distinguish it as a reliable candidate for further experimental investigation compared to less stable or poorly defined phases in the broader class of transition metal chalcogenides.

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

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