Cr3Si

Cr3Si is a thermodynamically stable, metallic intermetallic compound composed of chromium and silicon that is widely studied for its structural properties.

Crystal structure of Cr3Si
Ground-state structure · Materials Project
Overview

About Cr3Si

Cr3Si is a thermodynamically stable intermetallic compound that occupies a distinct position within the family of silicon-based materials. Characterized by its metallic electronic nature, it exhibits a robust structural framework that has been extensively documented across numerous experimental and theoretical databases. Its stability on the convex hull underscores its potential for applications requiring long-term structural integrity in demanding environments. This compound is primarily utilized in materials research where the synergy between transition metals and silicon is leveraged to engineer high-performance alloys and specialized coatings. Its metallic character makes it an interesting candidate for studies involving electrical conductivity and structural reinforcement in composite systems.

At a glance

Key Properties

Cross-validated computational properties for Cr3Si, aggregated across 5 databases.

Band Gap

Metallic / not reported

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
4 DFT sources

Structures

44
5 databases, 11 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Cr3Si.

Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where Cr3Si is used.

High-temperature structural materialsProtective coatingsIntermetallic alloy development
Reference

Frequently Asked Questions

Common questions about Cr3Si, answered from cross-validated data.

What is Cr3Si?

Cr3Si is a thermodynamically stable, metallic intermetallic compound composed of chromium and silicon that is widely studied for its structural properties.

More questions
What is Cr3Si used for?
Cr3Si is used in high-temperature structural materials, protective coatings, and intermetallic alloy development.
What is the band gap of Cr3Si?
Cr3Si is computed to be metallic (no band gap) in the reported DFT structures.
Is Cr3Si a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is Cr3Si thermodynamically stable?
Yes — Cr3Si sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Cr3Si are known?
44 structures of Cr3Si are reported across 5 databases, spanning 11 distinct space groups.
How is Cr3Si synthesized?
Literature-reported routes for Cr3Si include solid state.
What elements does Cr3Si contain?
Cr3Si contains Cr and Si (2 elements).
Where does the data for Cr3Si come from?
Cr3Si data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the silicon anode materials class.

Within the broader class of silicon-based materials, Cr3Si stands out for its metallic behavior compared to the semiconducting nature of elemental silicon or the diverse electronic profiles seen in siblings like FeSi and MoSi2. While compounds such as Mg2Si are frequently explored for their specific electrochemical properties in energy storage, Cr3Si is valued more for its inherent thermodynamic stability and structural robustness, positioning it as a durable counterpart to more reactive silicides like NaSi.

Explore

Related Compounds

Other Silicon Anode Materials in the database.

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

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