Ca2Bi2O5
Ca2Bi2O5 is a semiconducting bismuth-calcium oxide that is theoretically stable enough to be synthesized for research purposes.
About Ca2Bi2O5
Ca2Bi2O5 is a semiconducting oxide composed of calcium, bismuth, and oxygen. Its position near the thermodynamic stability hull suggests that it is a viable target for experimental synthesis and structural characterization.
This material is of interest to researchers exploring complex bismuth-based oxides. Given its electronic character, it may offer unique properties suitable for specialized electronic or optoelectronic applications where semiconducting behavior is required.
Key Properties
Cross-validated computational properties for Ca2Bi2O5, 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.
Synthesis Routes
Literature-extracted synthesis procedures targeting Ca2Bi2O5.
Applications
Where Ca2Bi2O5 is used.
Frequently Asked Questions
Common questions about Ca2Bi2O5, answered from cross-validated data.
What is Ca2Bi2O5?
Ca2Bi2O5 is a semiconducting bismuth-calcium oxide that is theoretically stable enough to be synthesized for research purposes.
What is Ca2Bi2O5 used for?
What is the band gap of Ca2Bi2O5?
Is Ca2Bi2O5 a metal, semiconductor, or insulator?
Is Ca2Bi2O5 thermodynamically stable?
How many polymorphs of Ca2Bi2O5 are known?
How is Ca2Bi2O5 synthesized?
What elements does Ca2Bi2O5 contain?
Where does the data for Ca2Bi2O5 come from?
How It Compares
As a member of the bismuth-calcium-oxygen system, this compound represents a distinct structural arrangement within its chemical family. It serves as a noteworthy example of how specific stoichiometry can lead to stable, semiconducting phases that warrant further investigation compared to more common binary oxides.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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