HAuO2

HAuO2 is a semiconducting gold-hydrogen-oxygen compound that is considered a viable candidate for synthesis due to its favorable thermodynamic stability.

AuHO
Crystal structure of HAuO2
Ground-state structure · Materials Project
Overview

About HAuO2

HAuO2 is a semiconducting compound composed of gold, hydrogen, and oxygen. Its electronic properties and structural configuration make it an intriguing subject for investigating gold-based inorganic chemistry. The compound is positioned near the thermodynamic hull, suggesting that it is likely synthesizable under specific experimental conditions. Its presence across multiple structural databases highlights its significance as a candidate for advanced material development.

At a glance

Key Properties

Cross-validated computational properties for HAuO2, aggregated across 4 databases.

Band Gap

0.88–1.29 eV
Range across DFT structures

Energy Above Hull

0.011 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
3 DFT sources

Structures

13
4 databases, 7 space groups
Uses

Applications

Where HAuO2 is used.

Materials science researchSemiconductor developmentInorganic chemical synthesis
Reference

Frequently Asked Questions

Common questions about HAuO2, answered from cross-validated data.

What is HAuO2?

HAuO2 is a semiconducting gold-hydrogen-oxygen compound that is considered a viable candidate for synthesis due to its favorable thermodynamic stability.

More questions
What is HAuO2 used for?
HAuO2 is used in materials science research, semiconductor development, and inorganic chemical synthesis.
What is the band gap of HAuO2?
HAuO2 has a DFT-computed band gap of 0.88–1.29 eV across 13 reported structures.
Is HAuO2 a metal, semiconductor, or insulator?
With a band gap up to 1.29 eV it is a semiconductor.
Is HAuO2 thermodynamically stable?
HAuO2 has a lowest energy above hull of 0.011 eV/atom (near hull (likely stable)).
How many polymorphs of HAuO2 are known?
13 structures of HAuO2 are reported across 4 databases, spanning 7 distinct space groups.
What elements does HAuO2 contain?
HAuO2 contains Au, H, and O (3 elements).
Where does the data for HAuO2 come from?
HAuO2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique gold-based hydrogen oxide, HAuO2 serves as a distinct entry in inorganic materials science. It represents a specialized niche in semiconductor research, offering a different chemical pathway compared to more traditional binary gold oxides.

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

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