LiB3
LiB3 is a thermodynamically stable semiconducting compound composed of lithium and boron.

About LiB3
LiB3 is a lithium-based boride that occupies a unique position in materials science due to its thermodynamic stability. As a member of the boride family, it exhibits semiconducting electronic characteristics, making it an intriguing subject for fundamental research into light-element compounds.
With numerous structures documented across multiple databases, this compound serves as a key reference point for understanding the complex bonding arrangements possible between lithium and boron. Its stability on the convex hull suggests it is a robust phase, providing a reliable platform for investigating the interplay between light metallic elements and non-metal frameworks.
Key Properties
Cross-validated computational properties for LiB3, 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 LiB3 is used.
Frequently Asked Questions
Common questions about LiB3, answered from cross-validated data.
What is LiB3?
LiB3 is a thermodynamically stable semiconducting compound composed of lithium and boron.
What is LiB3 used for?
What is the band gap of LiB3?
Is LiB3 a metal, semiconductor, or insulator?
Is LiB3 thermodynamically stable?
How many polymorphs of LiB3 are known?
What elements does LiB3 contain?
Where does the data for LiB3 come from?
How It Compares
As a thermodynamically stable phase, LiB3 represents a well-defined structural archetype within the broader landscape of lithium-boron compounds. It serves as a foundational example of how light elements can organize into stable, semiconducting architectures without the need for complex doping or extreme environmental stabilization.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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