Bi4F20K8
Bi4F20K8 is a thermodynamically stable, insulating fluoride compound that belongs to the broader class of halide perovskite-related materials.
About Bi4F20K8
Bi4F20K8 is a complex fluoride-based compound that sits within the broader family of halide perovskite materials. As a thermodynamically stable phase, it represents a well-defined structural arrangement that maintains integrity under standard conditions.
Characterized by a wide-gap insulating electronic profile, this material serves as a distinct entry in the study of perovskite-related structures. Its unique composition of bismuth, fluorine, and potassium makes it a subject of interest for researchers investigating the structural diversity of halide-based frameworks.
Key Properties
Cross-validated computational properties for Bi4F20K8, 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 Bi4F20K8 is used.
Frequently Asked Questions
Common questions about Bi4F20K8, answered from cross-validated data.
What is Bi4F20K8?
Bi4F20K8 is a thermodynamically stable, insulating fluoride compound that belongs to the broader class of halide perovskite-related materials.
What is Bi4F20K8 used for?
What is the band gap of Bi4F20K8?
Is Bi4F20K8 a metal, semiconductor, or insulator?
Is Bi4F20K8 thermodynamically stable?
How many polymorphs of Bi4F20K8 are known?
What elements does Bi4F20K8 contain?
Where does the data for Bi4F20K8 come from?
How It Compares
Within the halide perovskite photovoltaics class.
Unlike the more commonly studied semiconducting perovskites such as CsPbBr3 or CsSnI3, which are frequently utilized for their optoelectronic properties, Bi4F20K8 functions as a wide-gap insulator. While its siblings are often optimized for light absorption and charge transport, this compound occupies a different niche, providing a stable, insulating structural model that contrasts with the narrower-gap, metal-halide perovskites.
Related Compounds
Other Halide Perovskite Photovoltaics in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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