Ge8Ho8O28

Ge8Ho8O28 is a thermodynamically stable, insulating oxide compound containing germanium and holmium.

GeHoO
Crystal structure of Ge8Ho8O28
Ground-state structure · Materials Project
Overview

About Ge8Ho8O28

Ge8Ho8O28 is a complex oxide composed of germanium, holmium, and oxygen. As a thermodynamically stable phase located on the convex hull, it represents a robust crystalline arrangement that maintains structural integrity under standard conditions.

This material functions as a wide-gap insulator, a characteristic that makes it an interesting candidate for specialized dielectric or optical applications. Its existence across multiple structural databases highlights its significance as a well-defined inorganic compound.

At a glance

Key Properties

Cross-validated computational properties for Ge8Ho8O28, aggregated across 3 databases.

Band Gap

3.25–3.85 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

6
3 databases, 4 space groups
Uses

Applications

Where Ge8Ho8O28 is used.

Dielectric materials researchOptical materials developmentSolid-state chemistry studies
Reference

Frequently Asked Questions

Common questions about Ge8Ho8O28, answered from cross-validated data.

What is Ge8Ho8O28?

Ge8Ho8O28 is a thermodynamically stable, insulating oxide compound containing germanium and holmium.

More questions
What is Ge8Ho8O28 used for?
Ge8Ho8O28 is used in dielectric materials research, optical materials development, and solid-state chemistry studies.
What is the band gap of Ge8Ho8O28?
Ge8Ho8O28 has a DFT-computed band gap of 3.25–3.85 eV across 6 reported structures.
Is Ge8Ho8O28 a metal, semiconductor, or insulator?
With a wide band gap up to 3.85 eV it is an insulator / wide-band-gap material.
Is Ge8Ho8O28 thermodynamically stable?
Yes — Ge8Ho8O28 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Ge8Ho8O28 are known?
6 structures of Ge8Ho8O28 are reported across 3 databases, spanning 4 distinct space groups.
What elements does Ge8Ho8O28 contain?
Ge8Ho8O28 contains Ge, Ho, and O (3 elements).
Where does the data for Ge8Ho8O28 come from?
Ge8Ho8O28 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct oxide within the broader landscape of rare-earth germanates, Ge8Ho8O28 serves as a stable reference point for understanding the interplay between heavy lanthanides and germanium-oxygen frameworks.

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

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