Li5VF8

Li5VF8 is a metastable, insulating fluoride compound composed of lithium, vanadium, and fluorine.

FLiV
Crystal structure of Li5VF8
Ground-state structure · Materials Project
Overview

About Li5VF8

Li5VF8 is a complex fluoride compound that exhibits wide-band-gap insulating behavior. As a metastable phase, it represents a specialized structural arrangement within the lithium-vanadium-fluorine chemical space, offering insights into the stability limits of such multi-component ionic systems.

Its electronic character suggests potential utility in applications requiring stable, non-conductive materials. While it remains a subject of ongoing structural investigation, its existence highlights the diverse coordination environments possible in lithium-rich fluoride frameworks.

At a glance

Key Properties

Cross-validated computational properties for Li5VF8, aggregated across 3 databases.

Band Gap

2.49–3.04 eV
Range across DFT structures

Energy Above Hull

0.047 eV/atom
Best (lowest) across sources

Stability

Metastable
2 DFT sources

Structures

9
3 databases, 3 space groups
Uses

Applications

Where Li5VF8 is used.

Solid-state electrolyte researchFundamental materials science studiesFluoride-based battery material exploration
Reference

Frequently Asked Questions

Common questions about Li5VF8, answered from cross-validated data.

What is Li5VF8?

Li5VF8 is a metastable, insulating fluoride compound composed of lithium, vanadium, and fluorine.

More questions
What is Li5VF8 used for?
Li5VF8 is used in solid-state electrolyte research, fundamental materials science studies, and fluoride-based battery material exploration.
What is the band gap of Li5VF8?
Li5VF8 has a DFT-computed band gap of 2.49–3.04 eV across 9 reported structures.
Is Li5VF8 a metal, semiconductor, or insulator?
With a wide band gap up to 3.04 eV it is an insulator / wide-band-gap material.
Is Li5VF8 thermodynamically stable?
Li5VF8 has a lowest energy above hull of 0.047 eV/atom (metastable).
How many polymorphs of Li5VF8 are known?
9 structures of Li5VF8 are reported across 3 databases, spanning 3 distinct space groups.
What elements does Li5VF8 contain?
Li5VF8 contains F, Li, and V (3 elements).
Where does the data for Li5VF8 come from?
Li5VF8 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a metastable phase with multiple reported structural configurations, Li5VF8 serves as a distinct example of the complexity inherent in lithium-vanadium fluoride systems, where precise synthesis conditions dictate the realization of specific, non-equilibrium structural motifs.

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

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