Fe2O8W2

Fe2O8W2 is a thermodynamically stable semiconducting oxide used as a catalyst for oxygen-evolution reactions.

Crystal structure of Fe2O8W2
Ground-state structure · Materials Project
Overview

About Fe2O8W2

Fe2O8W2 is a semiconducting oxide that sits firmly on the convex hull, indicating exceptional thermodynamic stability. As a member of the oxygen-evolution catalyst class, it provides a robust structural framework that is essential for facilitating complex electrochemical reactions at the atomic scale.

Its structural diversity, evidenced by numerous reported configurations across multiple databases, makes it a subject of significant interest for researchers. By balancing iron and tungsten within an oxygen-rich lattice, this compound serves as a critical candidate for advancing efficient energy conversion technologies.

At a glance

Key Properties

Cross-validated computational properties for Fe2O8W2, aggregated across 3 databases.

Band Gap

2.40 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

9
3 databases, 2 space groups
Uses

Applications

Where Fe2O8W2 is used.

Oxygen-evolution catalysisElectrochemical energy conversionSemiconductor research
Reference

Frequently Asked Questions

Common questions about Fe2O8W2, answered from cross-validated data.

What is Fe2O8W2?

Fe2O8W2 is a thermodynamically stable semiconducting oxide used as a catalyst for oxygen-evolution reactions.

More questions
What is Fe2O8W2 used for?
Fe2O8W2 is used in oxygen-evolution catalysis, electrochemical energy conversion, and semiconductor research.
What is the band gap of Fe2O8W2?
Fe2O8W2 has a DFT-computed band gap of 2.40 eV across 9 reported structures.
Is Fe2O8W2 a metal, semiconductor, or insulator?
With a band gap up to 2.40 eV it is a semiconductor.
Is Fe2O8W2 thermodynamically stable?
Yes — Fe2O8W2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Fe2O8W2 are known?
9 structures of Fe2O8W2 are reported across 3 databases, spanning 2 distinct space groups.
What elements does Fe2O8W2 contain?
Fe2O8W2 contains Fe, O, and W (3 elements).
Where does the data for Fe2O8W2 come from?
Fe2O8W2 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the oxide oxygen-evolution catalysts class.

Unlike the widely utilized lithium-based intercalation oxides such as LiCoO2 or LiMn2O4, Fe2O8W2 functions primarily as a stable catalyst rather than a battery cathode material. While it shares the oxide classification with perovskites like LaMnO3 and BiFeO3, its distinct iron-tungsten composition offers a unique electronic profile that differentiates it from the transition-metal-only or lanthanide-doped frameworks common in the field.

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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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