LuBr3
lutetium(III) bromide · lutetium tribromide
Lutetium(III) bromide is a stable, insulating rare-earth halide frequently employed in high-sensitivity radiation detection and scintillation applications.

About lutetium(III) bromide
Lutetium(III) bromide is a thermodynamically stable inorganic halide characterized by its wide-band-gap insulating electronic structure. Its robust stability makes it a reliable candidate for high-performance materials science research where electronic precision is required.
Due to its unique electronic properties, this compound is primarily utilized in the development of sophisticated scintillation detectors. It serves as a critical component in radiation detection systems, leveraging its insulating nature to facilitate efficient light output in imaging and sensing technologies.
Key Properties
Cross-validated computational properties for lutetium(III) bromide, 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 lutetium(III) bromide is used.
Frequently Asked Questions
Common questions about lutetium(III) bromide, answered from cross-validated data.
What is LuBr3?
Lutetium(III) bromide is a stable, insulating rare-earth halide frequently employed in high-sensitivity radiation detection and scintillation applications.
What is LuBr3 used for?
What is the band gap of LuBr3?
Is LuBr3 a metal, semiconductor, or insulator?
Is LuBr3 thermodynamically stable?
How many polymorphs of LuBr3 are known?
What elements does LuBr3 contain?
Where does the data for LuBr3 come from?
How It Compares
As a distinct member of the rare-earth halide family, lutetium(III) bromide stands out for its structural versatility, supported by a significant number of reported crystal structures. It represents a highly stable, well-characterized material that serves as a benchmark for performance in insulating halide applications.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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