MgGaO2

MgGaO2 is a thermodynamically stable, wide-band-gap oxide that serves as an insulating material within the transparent conducting oxide class.

Overview

About MgGaO2

MgGaO2 is a thermodynamically stable oxide that occupies a distinct position within the family of transparent conducting oxides. Characterized by a wide-band-gap electronic structure, it functions primarily as an insulator, making it a subject of interest for specialized electronic and optoelectronic applications where transparency and dielectric performance are critical. The material is well-documented in structural databases, reflecting its robust nature and potential for further synthesis exploration. Its stability on the convex hull suggests it is a reliable candidate for experimental investigation in thin-film devices. By leveraging its unique electronic character, researchers can explore its integration into layered architectures where insulating layers are required to manage charge transport or provide optical clarity.

At a glance

Key Properties

Cross-validated computational properties for MgGaO2, aggregated across 3 databases.

Band Gap

2.30–3.28 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

10
3 databases, 6 space groups
Uses

Applications

Where MgGaO2 is used.

Optoelectronic device componentsDielectric thin filmsTransparent insulating layers
Reference

Frequently Asked Questions

Common questions about MgGaO2, answered from cross-validated data.

What is MgGaO2?

MgGaO2 is a thermodynamically stable, wide-band-gap oxide that serves as an insulating material within the transparent conducting oxide class.

More questions
What is MgGaO2 used for?
MgGaO2 is used in optoelectronic device components, dielectric thin films, and transparent insulating layers.
What is the band gap of MgGaO2?
MgGaO2 has a DFT-computed band gap of 2.30–3.28 eV across 10 reported structures.
Is MgGaO2 a metal, semiconductor, or insulator?
With a wide band gap up to 3.28 eV it is an insulator / wide-band-gap material.
Is MgGaO2 thermodynamically stable?
Yes — MgGaO2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of MgGaO2 are known?
10 structures of MgGaO2 are reported across 3 databases, spanning 6 distinct space groups.
What elements does MgGaO2 contain?
MgGaO2 contains Ga, Mg, and O (3 elements).
Where does the data for MgGaO2 come from?
MgGaO2 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the transparent conducting oxides class.

Within the diverse class of transparent conducting oxides, MgGaO2 stands apart from more conductive members like BaSnO3 due to its insulating electronic nature. While compounds such as ZnGa2O4 are frequently studied for their luminescent and conductive properties, MgGaO2 serves as a stable, wide-gap counterpart that offers different structural and electronic potential for device isolation and optical applications.

Explore

Related Compounds

Other Transparent Conducting Oxides in the database.

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

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