Li2Cu2F5
Li2Cu2F5 is a metastable, semimetallic fluoride compound containing lithium and copper that is primarily studied for its distinct electronic properties.
About Li2Cu2F5
Li2Cu2F5 is a complex fluoride compound characterized by its near-zero-gap electronic structure, placing it in the category of semimetallic materials. Its composition of lithium, copper, and fluorine creates a distinct chemical environment that has garnered interest in structural research.
As a metastable phase, this compound represents a delicate balance of atomic arrangements. Its existence across multiple structural databases highlights its significance as a subject of ongoing investigation in solid-state chemistry and materials science.
Key Properties
Cross-validated computational properties for Li2Cu2F5, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Applications
Where Li2Cu2F5 is used.
Frequently Asked Questions
Common questions about Li2Cu2F5, answered from cross-validated data.
What is Li2Cu2F5?
Li2Cu2F5 is a metastable, semimetallic fluoride compound containing lithium and copper that is primarily studied for its distinct electronic properties.
What is Li2Cu2F5 used for?
What is the band gap of Li2Cu2F5?
Is Li2Cu2F5 a metal, semiconductor, or insulator?
Is Li2Cu2F5 thermodynamically stable?
How many polymorphs of Li2Cu2F5 are known?
What elements does Li2Cu2F5 contain?
Where does the data for Li2Cu2F5 come from?
How It Compares
As a unique fluoride compound, Li2Cu2F5 occupies a specialized niche within inorganic materials science. While many fluorides act as wide-gap insulators, this compound stands out due to its semimetallic electronic character, offering a rare example of conductive behavior within this chemical family.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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