Bi4O3F7
Bi4O3F7 is a metastable semiconducting bismuth oxyfluoride used in advanced materials research.
About Bi4O3F7
Bi4O3F7 is a complex bismuth-based oxyfluoride that exhibits semiconducting electronic behavior. As a metastable phase, it represents a unique intersection of heavy-metal chemistry and halide-oxide structural motifs, offering distinct pathways for material synthesis and characterization.
This compound is primarily of interest in fundamental materials research, where its structural complexity allows scientists to investigate the interplay between lone-pair effects from bismuth and the electronegativity of fluorine and oxygen. Its existence across multiple reported structures highlights its significance in exploring the phase space of bismuth oxyfluorides.
Key Properties
Cross-validated computational properties for Bi4O3F7, 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 Bi4O3F7 is used.
Frequently Asked Questions
Common questions about Bi4O3F7, answered from cross-validated data.
What is Bi4O3F7?
Bi4O3F7 is a metastable semiconducting bismuth oxyfluoride used in advanced materials research.
What is Bi4O3F7 used for?
What is the band gap of Bi4O3F7?
Is Bi4O3F7 a metal, semiconductor, or insulator?
Is Bi4O3F7 thermodynamically stable?
How many polymorphs of Bi4O3F7 are known?
What elements does Bi4O3F7 contain?
Where does the data for Bi4O3F7 come from?
How It Compares
As a specialized bismuth oxyfluoride, Bi4O3F7 occupies a niche position in inorganic chemistry, serving as a distinct example of how metastable phases can be stabilized to study complex coordination environments that are not accessible in more common, highly stable oxides.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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