Li2NbF6
Li2NbF6 is a semimetallic lithium niobium fluoride compound that is considered a promising candidate for experimental synthesis due to its favorable thermodynamic stability.
About Li2NbF6
Li2NbF6 is a complex fluoride compound characterized by its near-zero-gap electronic structure, placing it in the semimetallic regime. Its composition of lithium, niobium, and fluorine suggests unique electrochemical pathways that differentiate it from standard ionic insulators.
This material is recognized for being near-hull stable, indicating that it is a viable candidate for experimental synthesis and characterization. With multiple reported structures, it serves as an intriguing subject for researchers investigating the interplay between transition metal oxidation states and halide frameworks.
Key Properties
Cross-validated computational properties for Li2NbF6, 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 Li2NbF6 is used.
Frequently Asked Questions
Common questions about Li2NbF6, answered from cross-validated data.
What is Li2NbF6?
Li2NbF6 is a semimetallic lithium niobium fluoride compound that is considered a promising candidate for experimental synthesis due to its favorable thermodynamic stability.
What is Li2NbF6 used for?
What is the band gap of Li2NbF6?
Is Li2NbF6 a metal, semiconductor, or insulator?
Is Li2NbF6 thermodynamically stable?
How many polymorphs of Li2NbF6 are known?
What elements does Li2NbF6 contain?
Where does the data for Li2NbF6 come from?
How It Compares
As a semimetallic fluoride, Li2NbF6 occupies a distinct niche within halide materials, which are typically defined by their insulating behavior. Its proximity to the convex hull suggests it possesses the structural integrity required for further investigation into its electronic and ionic transport properties compared to more conventional, highly stable fluoride salts.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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