Mg4O20Te8

Mg4O20Te8 is a semiconducting magnesium tellurate compound that is considered a viable target for laboratory synthesis.

MgOTe
Crystal structure of Mg4O20Te8
Ground-state structure · Materials Project
Overview

About Mg4O20Te8

Mg4O20Te8 is a complex magnesium-based tellurate that exhibits semiconducting electronic behavior. Its structural arrangement reflects a delicate balance of ionic and covalent interactions, positioning it as a material of interest for fundamental solid-state investigations.

As a near-hull compound, it is considered a promising candidate for experimental synthesis. The existence of multiple reported structural variations across databases underscores its versatility and the potential for tuning its properties through precise processing conditions.

At a glance

Key Properties

Cross-validated computational properties for Mg4O20Te8, aggregated across 4 databases.

Band Gap

2.49 eV
Range across DFT structures

Energy Above Hull

0.008 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

5
4 databases, 2 space groups
Uses

Applications

Where Mg4O20Te8 is used.

Solid-state researchSemiconductor material developmentFundamental materials science studies
Reference

Frequently Asked Questions

Common questions about Mg4O20Te8, answered from cross-validated data.

What is Mg4O20Te8?

Mg4O20Te8 is a semiconducting magnesium tellurate compound that is considered a viable target for laboratory synthesis.

More questions
What is Mg4O20Te8 used for?
Mg4O20Te8 is used in solid-state research, semiconductor material development, and fundamental materials science studies.
What is the band gap of Mg4O20Te8?
Mg4O20Te8 has a DFT-computed band gap of 2.49 eV across 5 reported structures.
Is Mg4O20Te8 a metal, semiconductor, or insulator?
With a band gap up to 2.49 eV it is a semiconductor.
Is Mg4O20Te8 thermodynamically stable?
Mg4O20Te8 has a lowest energy above hull of 0.008 eV/atom (near hull (likely stable)).
How many polymorphs of Mg4O20Te8 are known?
5 structures of Mg4O20Te8 are reported across 4 databases, spanning 2 distinct space groups.
What elements does Mg4O20Te8 contain?
Mg4O20Te8 contains Mg, O, and Te (3 elements).
Where does the data for Mg4O20Te8 come from?
Mg4O20Te8 data is cross-referenced from latticegraph.
Comparison

How It Compares

As an unclassified complex oxide, Mg4O20Te8 occupies a unique niche in materials science. Without direct structural siblings in this specific category, it serves as a distinct example of how magnesium and tellurium can organize into stable, semiconducting frameworks, providing a benchmark for future discovery in the broader tellurate family.

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

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