Li2AgF5

Li2AgF5 is a metastable semiconducting fluoride compound primarily utilized in fundamental materials science research.

AgFLi
Crystal structure of Li2AgF5
Ground-state structure · Materials Project
Overview

About Li2AgF5

Li2AgF5 is a complex fluoride compound characterized by its semiconducting electronic nature. As a metastable material, it represents a specialized chemical configuration that requires precise synthesis conditions to maintain its structural integrity.

Its importance lies in its role as a subject of fundamental materials research, where its diverse structural variations are analyzed to understand the interplay between lithium, silver, and fluorine ions. This compound serves as a valuable case study for researchers investigating the stability limits of ternary fluoride systems.

At a glance

Key Properties

Cross-validated computational properties for Li2AgF5, aggregated across 3 databases.

Band Gap

0.09–0.83 eV
Range across DFT structures

Energy Above Hull

0.038 eV/atom
Best (lowest) across sources

Stability

Metastable
2 DFT sources

Structures

22
3 databases, 5 space groups
Uses

Applications

Where Li2AgF5 is used.

Fundamental materials science researchSolid-state chemistry studies
Reference

Frequently Asked Questions

Common questions about Li2AgF5, answered from cross-validated data.

What is Li2AgF5?

Li2AgF5 is a metastable semiconducting fluoride compound primarily utilized in fundamental materials science research.

More questions
What is Li2AgF5 used for?
Li2AgF5 is used in fundamental materials science research and solid-state chemistry studies.
What is the band gap of Li2AgF5?
Li2AgF5 has a DFT-computed band gap of 0.09–0.83 eV across 22 reported structures.
Is Li2AgF5 a metal, semiconductor, or insulator?
With a band gap up to 0.83 eV it is a semiconductor.
Is Li2AgF5 thermodynamically stable?
Li2AgF5 has a lowest energy above hull of 0.038 eV/atom (metastable).
How many polymorphs of Li2AgF5 are known?
22 structures of Li2AgF5 are reported across 3 databases, spanning 5 distinct space groups.
What elements does Li2AgF5 contain?
Li2AgF5 contains Ag, F, and Li (3 elements).
Where does the data for Li2AgF5 come from?
Li2AgF5 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique ternary fluoride, Li2AgF5 occupies a specialized niche within the landscape of inorganic materials. Without direct structural siblings in this specific class, it stands as a distinct example of how silver-based fluorides can exhibit semiconducting behavior, distinguishing it from more common, highly insulating alkali metal fluorides.

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

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