Be2F8K2Li2

Be2F8K2Li2 is a thermodynamically stable, insulating fluoride compound composed of beryllium, lithium, potassium, and fluorine.

BeFKLi
Crystal structure of Be2F8K2Li2
Ground-state structure · Materials Project
Overview

About Be2F8K2Li2

Be2F8K2Li2 is a complex fluoride compound characterized by its wide-band-gap insulating electronic profile. As a material that sits on the convex hull, it exhibits significant thermodynamic stability, marking it as a robust candidate for research into advanced inorganic fluoride systems.

Its structural complexity is evidenced by multiple reported configurations across various databases. This diversity in atomic arrangement highlights its importance as a subject for understanding the fundamental behavior of beryllium-based fluorides in solid-state chemistry.

At a glance

Key Properties

Cross-validated computational properties for Be2F8K2Li2, aggregated across 3 databases.

Band Gap

6.85 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 Be2F8K2Li2 is used.

Solid-state chemistry researchFundamental materials science studiesFluoride-based material development
Reference

Frequently Asked Questions

Common questions about Be2F8K2Li2, answered from cross-validated data.

What is Be2F8K2Li2?

Be2F8K2Li2 is a thermodynamically stable, insulating fluoride compound composed of beryllium, lithium, potassium, and fluorine.

More questions
What is Be2F8K2Li2 used for?
Be2F8K2Li2 is used in solid-state chemistry research, fundamental materials science studies, and fluoride-based material development.
What is the band gap of Be2F8K2Li2?
Be2F8K2Li2 has a DFT-computed band gap of 6.85 eV across 5 reported structures.
Is Be2F8K2Li2 a metal, semiconductor, or insulator?
With a wide band gap up to 6.85 eV it is an insulator / wide-band-gap material.
Is Be2F8K2Li2 thermodynamically stable?
Yes — Be2F8K2Li2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Be2F8K2Li2 are known?
5 structures of Be2F8K2Li2 are reported across 3 databases, spanning 1 distinct space group.
What elements does Be2F8K2Li2 contain?
Be2F8K2Li2 contains Be, F, K, and Li (4 elements).
Where does the data for Be2F8K2Li2 come from?
Be2F8K2Li2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique inorganic fluoride, Be2F8K2Li2 serves as a foundational example of multi-component beryllium-alkali systems. Within the broader class of complex fluorides, it stands out for its structural stability and insulating nature, providing a benchmark for researchers investigating the interplay between beryllium and alkali metal coordination environments.

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

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