Ba2Pb
Ba2Pb is a stable, semimetallic intermetallic compound formed from barium and lead.

About Ba2Pb
Ba2Pb is a stable intermetallic compound composed of barium and lead. Its electronic character is defined as near-zero-gap, placing it in the category of semimetallic materials that exhibit unique conductive behaviors.
Due to its position on the thermodynamic convex hull, this compound is highly stable and serves as a significant subject for structural analysis. It has been documented across multiple databases, highlighting its importance in fundamental solid-state chemistry.
Key Properties
Cross-validated computational properties for Ba2Pb, 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 Ba2Pb.
Frequently Asked Questions
Common questions about Ba2Pb, answered from cross-validated data.
What is Ba2Pb?
Ba2Pb is a stable, semimetallic intermetallic compound formed from barium and lead.
What is the band gap of Ba2Pb?
Is Ba2Pb a metal, semiconductor, or insulator?
Is Ba2Pb thermodynamically stable?
How many polymorphs of Ba2Pb are known?
How is Ba2Pb synthesized?
What elements does Ba2Pb contain?
Where does the data for Ba2Pb come from?
How It Compares
As a distinct intermetallic phase, Ba2Pb represents a specialized structural arrangement within the barium-lead binary system, serving as a key reference point for understanding the electronic and thermodynamic landscape of these specific heavy-metal alloys.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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