Hf2N2O
Hf2N2O is a stable, semiconducting hafnium oxynitride that is widely documented in structural databases.
About Hf2N2O
Hf2N2O is a thermodynamically stable oxynitride compound that sits firmly on the convex hull, indicating robust structural integrity. As a semiconducting material, it represents a unique intersection of hafnium-based chemistry, nitrogen, and oxygen, offering a distinct electronic profile for research and development.
Given its high data richness with nearly one hundred reported structures across major databases, this compound is a significant subject for computational and experimental study. Its stability and semiconducting nature make it a compelling candidate for exploring new functional materials in demanding environments.
Key Properties
Cross-validated computational properties for Hf2N2O, aggregated across 4 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 Hf2N2O is used.
Frequently Asked Questions
Common questions about Hf2N2O, answered from cross-validated data.
What is Hf2N2O?
Hf2N2O is a stable, semiconducting hafnium oxynitride that is widely documented in structural databases.
What is Hf2N2O used for?
What is the band gap of Hf2N2O?
Is Hf2N2O a metal, semiconductor, or insulator?
Is Hf2N2O thermodynamically stable?
How many polymorphs of Hf2N2O are known?
What elements does Hf2N2O contain?
Where does the data for Hf2N2O come from?
How It Compares
As a specialized oxynitride, Hf2N2O occupies a distinct niche within the broader landscape of hafnium-based compounds. While many similar materials are explored for their dielectric properties, this specific stoichiometry is notable for its thermodynamic stability, distinguishing it as a reliable, well-characterized phase in the study of complex transition metal oxynitrides.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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