Tb2O3
Terbium(III) oxide · Terbium sesquioxide
Terbium(III) oxide is a stable, insulating rare-earth compound widely used as a precursor in optical and electronic material synthesis.
About Terbium(III) oxide
Terbium(III) oxide is a stable binary compound characterized by its insulating electronic nature and wide-band-gap profile. As a sesquioxide, it serves as a foundational material in the study of lanthanide chemistry, valued for its structural versatility across multiple crystalline phases.
Its thermodynamic stability on the convex hull makes it a robust candidate for high-performance applications. The compound is frequently utilized in specialized optics and as a precursor for developing advanced electronic components that require stable dielectric properties.
Key Properties
Cross-validated computational properties for Terbium(III) oxide, 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 Terbium(III) oxide is used.
Frequently Asked Questions
Common questions about Terbium(III) oxide, answered from cross-validated data.
What is Tb2O3?
Terbium(III) oxide is a stable, insulating rare-earth compound widely used as a precursor in optical and electronic material synthesis.
What is Tb2O3 used for?
What is the band gap of Tb2O3?
Is Tb2O3 a metal, semiconductor, or insulator?
Is Tb2O3 thermodynamically stable?
How many polymorphs of Tb2O3 are known?
What elements does Tb2O3 contain?
Where does the data for Tb2O3 come from?
How It Compares
As a primary lanthanide sesquioxide, Tb2O3 occupies a central role in the family of rare-earth oxides. It is recognized for its significant structural diversity, with numerous reported configurations that allow for precise tuning of its physical properties for specific technological requirements.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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