K2Ga3

K2Ga3 is a thermodynamically stable semiconducting intermetallic compound formed from potassium and gallium.

GaK
Crystal structure of K2Ga3
Ground-state structure · Materials Project
Overview

About K2Ga3

K2Ga3 is a distinct intermetallic compound composed of potassium and gallium. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement within its chemical system.

The material exhibits semiconducting electronic character, making it a subject of interest for fundamental studies in solid-state physics. Its structural diversity is highlighted by multiple reported configurations across various materials databases.

At a glance

Key Properties

Cross-validated computational properties for K2Ga3, aggregated across 4 databases.

Band Gap

0.21 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

7
4 databases, 2 space groups
Reference

Frequently Asked Questions

Common questions about K2Ga3, answered from cross-validated data.

What is K2Ga3?

K2Ga3 is a thermodynamically stable semiconducting intermetallic compound formed from potassium and gallium.

More questions
What is the band gap of K2Ga3?
K2Ga3 has a DFT-computed band gap of 0.21 eV across 7 reported structures.
Is K2Ga3 a metal, semiconductor, or insulator?
With a band gap up to 0.21 eV it is a semiconductor.
Is K2Ga3 thermodynamically stable?
Yes — K2Ga3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of K2Ga3 are known?
7 structures of K2Ga3 are reported across 4 databases, spanning 2 distinct space groups.
What elements does K2Ga3 contain?
K2Ga3 contains Ga and K (2 elements).
Where does the data for K2Ga3 come from?
K2Ga3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique intermetallic phase, K2Ga3 occupies a specific niche in the landscape of potassium-gallium compounds, serving as a stable reference point for understanding the bonding and electronic behavior of this binary system.

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

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