Mg2GeO4

Mg2GeO4 is a stable, insulating oxide compound frequently studied for its structural diversity and utility as a model system in materials science.

GeMgO
Crystal structure of Mg2GeO4
Ground-state structure · Materials Project
Overview

About Mg2GeO4

Mg2GeO4 is a wide-band-gap insulating compound that holds significant interest in materials science due to its robust thermodynamic stability. As a member of the germanate family, it serves as a critical model system for understanding phase transitions and structural behavior under varying conditions.

Its structural versatility is evidenced by the wide array of reported configurations found across multiple databases. This complexity makes it a valuable subject for researchers investigating the fundamental physics of oxides and their potential utility in advanced electronic or geological modeling applications.

At a glance

Key Properties

Cross-validated computational properties for Mg2GeO4, aggregated across 4 databases.

Band Gap

3.07–3.40 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

11
4 databases, 2 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Mg2GeO4.

Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where Mg2GeO4 is used.

Geological modelingHigh-pressure mineral researchStructural analogue studies
Reference

Frequently Asked Questions

Common questions about Mg2GeO4, answered from cross-validated data.

What is Mg2GeO4?

Mg2GeO4 is a stable, insulating oxide compound frequently studied for its structural diversity and utility as a model system in materials science.

More questions
What is Mg2GeO4 used for?
Mg2GeO4 is used in geological modeling, high-pressure mineral research, and structural analogue studies.
What is the band gap of Mg2GeO4?
Mg2GeO4 has a DFT-computed band gap of 3.07–3.40 eV across 11 reported structures.
Is Mg2GeO4 a metal, semiconductor, or insulator?
With a wide band gap up to 3.40 eV it is an insulator / wide-band-gap material.
Is Mg2GeO4 thermodynamically stable?
Yes — Mg2GeO4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Mg2GeO4 are known?
11 structures of Mg2GeO4 are reported across 4 databases, spanning 2 distinct space groups.
How is Mg2GeO4 synthesized?
Literature-reported routes for Mg2GeO4 include solid state.
What elements does Mg2GeO4 contain?
Mg2GeO4 contains Ge, Mg, and O (3 elements).
Where does the data for Mg2GeO4 come from?
Mg2GeO4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a thermodynamically stable oxide, Mg2GeO4 occupies a prominent position in the study of germanate materials. It is frequently utilized as a structural analogue for more complex silicates, providing researchers with a clearer window into the behavior of insulating mineral systems.

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

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