LaBr2
LaBr2 is a semiconducting lanthanum bromide compound that is considered a viable candidate for experimental synthesis.
About LaBr2
LaBr2 is a binary inorganic compound composed of lanthanum and bromine. It exhibits semiconducting electronic properties, positioning it as a material of interest for specialized electronic or optoelectronic applications where specific charge carrier behaviors are required. The compound is categorized as near-hull, indicating that it is thermodynamically stable enough to be considered a viable target for experimental synthesis.
With a significant number of reported structures across multiple databases, LaBr2 has garnered attention as a subject for computational and structural exploration. Its ability to maintain structural integrity under various conditions makes it a noteworthy entry in the study of lanthanide halides, particularly for researchers investigating the intersection of rare-earth chemistry and semiconductor physics.
Key Properties
Cross-validated computational properties for LaBr2, 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 LaBr2 is used.
Frequently Asked Questions
Common questions about LaBr2, answered from cross-validated data.
What is LaBr2?
LaBr2 is a semiconducting lanthanum bromide compound that is considered a viable candidate for experimental synthesis.
What is LaBr2 used for?
What is the band gap of LaBr2?
Is LaBr2 a metal, semiconductor, or insulator?
Is LaBr2 thermodynamically stable?
How many polymorphs of LaBr2 are known?
What elements does LaBr2 contain?
Where does the data for LaBr2 come from?
How It Compares
As a distinct lanthanum halide, LaBr2 serves as a unique case study within the broader family of rare-earth bromides. While many halides in this class are known for their insulating properties, the semiconducting nature of this specific stoichiometry provides a different electronic profile, making it a valuable reference point for understanding how lanthanum-bromine coordination influences charge transport properties.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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