Ca3GeO
Ca3GeO is a stable semiconducting oxide compound composed of calcium, germanium, and oxygen.

About Ca3GeO
Ca3GeO is a distinct ternary oxide characterized by its semiconducting electronic nature. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement of calcium, germanium, and oxygen atoms. Its stability suggests potential for reliable performance in specialized electronic or optoelectronic environments where consistent material integrity is required.
With multiple reported structures across various databases, this compound is a subject of significant interest for materials scientists investigating complex oxide systems. Its unique stoichiometry allows for nuanced electronic tuning, making it a valuable candidate for fundamental studies into how structural variations influence the semiconducting behavior of germanium-based oxides.
Key Properties
Cross-validated computational properties for Ca3GeO, 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 Ca3GeO.
Applications
Where Ca3GeO is used.
Frequently Asked Questions
Common questions about Ca3GeO, answered from cross-validated data.
What is Ca3GeO?
Ca3GeO is a stable semiconducting oxide compound composed of calcium, germanium, and oxygen.
What is Ca3GeO used for?
What is the band gap of Ca3GeO?
Is Ca3GeO a metal, semiconductor, or insulator?
Is Ca3GeO thermodynamically stable?
How many polymorphs of Ca3GeO are known?
How is Ca3GeO synthesized?
What elements does Ca3GeO contain?
Where does the data for Ca3GeO come from?
How It Compares
As a thermodynamically stable semiconducting oxide, Ca3GeO serves as a foundational example of this specific chemical composition, providing a benchmark for researchers exploring the broader landscape of calcium-germanium-oxygen systems.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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