Sr3Hf2O7
Sr3Hf2O7 is a stable, wide-band-gap insulating oxide that shows significant potential for integration into advanced electronic device architectures.
About Sr3Hf2O7
Sr3Hf2O7 is an insulating oxide composed of strontium, hafnium, and oxygen. Its electronic structure is characterized by a wide band gap, which is a critical feature for materials intended for use in high-performance electronic and optical components.
As a near-hull material, this compound is considered thermodynamically stable and highly likely to be synthesizable in a laboratory setting. With multiple reported structures across various databases, it represents a well-documented candidate for research into complex oxide systems.
Key Properties
Cross-validated computational properties for Sr3Hf2O7, 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 Sr3Hf2O7 is used.
Frequently Asked Questions
Common questions about Sr3Hf2O7, answered from cross-validated data.
What is Sr3Hf2O7?
Sr3Hf2O7 is a stable, wide-band-gap insulating oxide that shows significant potential for integration into advanced electronic device architectures.
What is Sr3Hf2O7 used for?
What is the band gap of Sr3Hf2O7?
Is Sr3Hf2O7 a metal, semiconductor, or insulator?
Is Sr3Hf2O7 thermodynamically stable?
How many polymorphs of Sr3Hf2O7 are known?
What elements does Sr3Hf2O7 contain?
Where does the data for Sr3Hf2O7 come from?
How It Compares
As a unique oxide in its specific structural family, Sr3Hf2O7 serves as a key representative for exploring the properties of hafnium-based strontium ceramics. It acts as a foundational material for understanding how stoichiometry influences the stability and insulating behavior of similar complex oxides.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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