Bi2SO2
Bi2SO2 is a thermodynamically stable semiconducting compound containing bismuth, sulfur, and oxygen.

About Bi2SO2
Bi2SO2 is a distinct inorganic compound composed of bismuth, sulfur, and oxygen. As a thermodynamically stable phase residing on the convex hull, it represents a robust material configuration within its chemical system.
Exhibiting semiconducting electronic characteristics, this material is of significant interest for fundamental studies in solid-state physics. Its unique atomic arrangement provides a foundation for exploring electronic and optical behaviors in complex bismuth-based chalcogenide-oxides.
Key Properties
Cross-validated computational properties for Bi2SO2, 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.
Frequently Asked Questions
Common questions about Bi2SO2, answered from cross-validated data.
What is Bi2SO2?
Bi2SO2 is a thermodynamically stable semiconducting compound containing bismuth, sulfur, and oxygen.
What is the band gap of Bi2SO2?
Is Bi2SO2 a metal, semiconductor, or insulator?
Is Bi2SO2 thermodynamically stable?
How many polymorphs of Bi2SO2 are known?
What elements does Bi2SO2 contain?
Where does the data for Bi2SO2 come from?
How It Compares
As a thermodynamically stable semiconducting compound, Bi2SO2 serves as a key reference point for understanding the interplay between bismuth, sulfur, and oxygen. It occupies a distinct structural niche, providing a baseline for future investigations into related multi-anion bismuth systems.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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