Rb5Au3O2

Rb5Au3O2 is a thermodynamically stable semiconducting compound composed of rubidium, gold, and oxygen.

AuORb
Crystal structure of Rb5Au3O2
Ground-state structure · Materials Project
Overview

About Rb5Au3O2

Rb5Au3O2 is a complex ternary oxide that occupies a stable position on the thermodynamic convex hull. Its electronic character as a semiconductor makes it an intriguing subject for fundamental research into the interactions between alkali metals and noble metal oxides.

Because it is a well-documented compound with multiple reported structures across major databases, it serves as a key reference point for understanding the structural diversity of rubidium-gold-oxygen systems. Its stability suggests a robust arrangement of ions that warrants further investigation into its potential electronic properties.

At a glance

Key Properties

Cross-validated computational properties for Rb5Au3O2, aggregated across 3 databases.

Band Gap

0.81 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

5
3 databases, 1 space group
Reference

Frequently Asked Questions

Common questions about Rb5Au3O2, answered from cross-validated data.

What is Rb5Au3O2?

Rb5Au3O2 is a thermodynamically stable semiconducting compound composed of rubidium, gold, and oxygen.

More questions
What is the band gap of Rb5Au3O2?
Rb5Au3O2 has a DFT-computed band gap of 0.81 eV across 5 reported structures.
Is Rb5Au3O2 a metal, semiconductor, or insulator?
With a band gap up to 0.81 eV it is a semiconductor.
Is Rb5Au3O2 thermodynamically stable?
Yes — Rb5Au3O2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Rb5Au3O2 are known?
5 structures of Rb5Au3O2 are reported across 3 databases, spanning 1 distinct space group.
What elements does Rb5Au3O2 contain?
Rb5Au3O2 contains Au, O, and Rb (3 elements).
Where does the data for Rb5Au3O2 come from?
Rb5Au3O2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique ternary compound, Rb5Au3O2 represents a distinct structural arrangement within its chemical system, serving as a foundational example of stable alkali-gold oxide phases.

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

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