BaSr2I6
BaSr2I6 is a wide-gap insulating halide compound that is theoretically stable and of interest for potential use in high-performance optoelectronic applications.

About BaSr2I6
BaSr2I6 is a complex halide material characterized by its wide-gap insulating electronic structure. As a multi-cation iodide, it represents a specialized class of inorganic compounds that are increasingly explored for their potential in radiation detection and scintillation technologies.
Due to its near-hull thermodynamic stability, this material is considered a viable candidate for experimental synthesis. The significant number of reported structural variations suggests a flexible lattice architecture that can be tuned for specific physical properties.
Key Properties
Cross-validated computational properties for BaSr2I6, 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 BaSr2I6 is used.
Frequently Asked Questions
Common questions about BaSr2I6, answered from cross-validated data.
What is BaSr2I6?
BaSr2I6 is a wide-gap insulating halide compound that is theoretically stable and of interest for potential use in high-performance optoelectronic applications.
What is BaSr2I6 used for?
What is the band gap of BaSr2I6?
Is BaSr2I6 a metal, semiconductor, or insulator?
Is BaSr2I6 thermodynamically stable?
How many polymorphs of BaSr2I6 are known?
What elements does BaSr2I6 contain?
Where does the data for BaSr2I6 come from?
How It Compares
As a unique halide system, BaSr2I6 occupies a distinct niche within the broader landscape of alkaline-earth metal iodides. While it lacks direct structural siblings in this specific dataset, it serves as a representative example of how mixed-cation halide frameworks can achieve the structural stability required for advanced material development.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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