O14V8

O14V8 is a metastable semiconducting vanadium oxide used in the study of transition metal oxide phase behavior and electrochromic properties.

Crystal structure of O14V8
Ground-state structure · Materials Project
Overview

About O14V8

O14V8 is a semiconducting vanadium oxide that exists as a metastable phase within the broader family of refractory-metal oxides. Its electronic properties and structural flexibility make it a subject of interest for researchers investigating the fundamental behavior of transition metal oxides under varying conditions. The compound is characterized by a significant degree of structural diversity, as evidenced by the numerous reported configurations found in material databases. This complexity highlights its role as a nuanced member of the vanadium-oxygen system, contributing to the understanding of phase stability in electrochromic materials.

At a glance

Key Properties

Cross-validated computational properties for O14V8, aggregated across 4 databases.

Band Gap

0.31–1.31 eV
Range across DFT structures

Energy Above Hull

0.037 eV/atom
Best (lowest) across sources

Stability

Metastable
2 DFT sources

Structures

19
4 databases, 2 space groups
Uses

Applications

Where O14V8 is used.

Electrochromic device researchTransition metal oxide phase studiesRefractory material development
Reference

Frequently Asked Questions

Common questions about O14V8, answered from cross-validated data.

What is O14V8?

O14V8 is a metastable semiconducting vanadium oxide used in the study of transition metal oxide phase behavior and electrochromic properties.

More questions
What is O14V8 used for?
O14V8 is used in electrochromic device research, transition metal oxide phase studies, and refractory material development.
What is the band gap of O14V8?
O14V8 has a DFT-computed band gap of 0.31–1.31 eV across 19 reported structures.
Is O14V8 a metal, semiconductor, or insulator?
With a band gap up to 1.31 eV it is a semiconductor.
Is O14V8 thermodynamically stable?
O14V8 has a lowest energy above hull of 0.037 eV/atom (metastable).
How many polymorphs of O14V8 are known?
19 structures of O14V8 are reported across 4 databases, spanning 2 distinct space groups.
What elements does O14V8 contain?
O14V8 contains O and V (2 elements).
Where does the data for O14V8 come from?
O14V8 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the electrochromic and refractory-metal oxides class.

Within the class of electrochromic and refractory-metal oxides, O14V8 occupies a more specialized niche compared to the widely utilized V2O5. While V2O5 is frequently employed due to its well-documented electrochemical performance, O14V8 represents a metastable alternative that offers different structural insights, distinguishing it from the more common binary oxides like MoO3 or WO3.

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Related Compounds

Other Electrochromic and Refractory-Metal Oxides in the database.

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

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