RbMnO4

Rubidium permanganate

RbMnO4 is a stable, semiconducting oxide material utilized primarily in research for oxygen-evolution catalysis and electrochemical energy applications.

Crystal structure of RbMnO4
Ground-state structure · Materials Project
Overview

About Rubidium permanganate

Rubidium permanganate is a semiconducting oxide that sits firmly on the thermodynamic convex hull, indicating robust structural stability. As a member of the oxide oxygen-evolution catalyst family, it plays a vital role in electrochemical processes where efficient charge transfer and oxygen production are required.

This compound is frequently investigated for its catalytic potential in energy storage and conversion systems. Its unique electronic character makes it a candidate for research into improving the kinetics of water splitting and other critical redox reactions in modern electrochemical devices.

At a glance

Key Properties

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

Band Gap

2.14 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
Uses

Applications

Where Rubidium permanganate is used.

Oxygen-evolution catalysisElectrochemical researchRedox reaction studies
Reference

Frequently Asked Questions

Common questions about Rubidium permanganate, answered from cross-validated data.

What is RbMnO4?

RbMnO4 is a stable, semiconducting oxide material utilized primarily in research for oxygen-evolution catalysis and electrochemical energy applications.

More questions
What is RbMnO4 used for?
Rubidium permanganate (RbMnO4) is used in oxygen-evolution catalysis, electrochemical research, and redox reaction studies.
What is the band gap of RbMnO4?
Rubidium permanganate (RbMnO4) has a DFT-computed band gap of 2.14 eV across 5 reported structures.
Is RbMnO4 a metal, semiconductor, or insulator?
With a band gap up to 2.14 eV it is a semiconductor.
Is RbMnO4 thermodynamically stable?
Yes — Rubidium permanganate (RbMnO4) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of RbMnO4 are known?
5 structures of RbMnO4 are reported across 3 databases, spanning 1 distinct space group.
What elements does RbMnO4 contain?
Rubidium permanganate (RbMnO4) contains Mn, O, and Rb (3 elements).
Where does the data for RbMnO4 come from?
RbMnO4 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the oxide oxygen-evolution catalysts class.

Unlike the transition metal oxide frameworks seen in LiMn2O4 or LaMnO3, RbMnO4 features a distinct structural arrangement that influences its catalytic behavior. While many of its siblings like NiO or LiCoO2 are widely deployed in commercial battery electrodes, RbMnO4 is primarily studied for its specific role in oxygen-evolution pathways where its stability and electronic properties offer a different performance profile compared to the more common perovskite-structured catalysts.

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Related Compounds

Other Oxide Oxygen-Evolution Catalysts in the database.

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

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