Ba2Pb

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

BaPb
Crystal structure of Ba2Pb
Ground-state structure · Materials Project
Overview

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.

At a glance

Key Properties

Cross-validated computational properties for Ba2Pb, aggregated across 3 databases.

Band Gap

0.03 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

17
3 databases, 5 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Ba2Pb.

Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Reference

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.

More questions
What is the band gap of Ba2Pb?
Ba2Pb has a DFT-computed band gap of 0.03 eV across 17 reported structures.
Is Ba2Pb a metal, semiconductor, or insulator?
With a near-zero band gap it behaves as a (semi)metal.
Is Ba2Pb thermodynamically stable?
Yes — Ba2Pb sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Ba2Pb are known?
17 structures of Ba2Pb are reported across 3 databases, spanning 5 distinct space groups.
How is Ba2Pb synthesized?
Literature-reported routes for Ba2Pb include solid state (2 procedures documented).
What elements does Ba2Pb contain?
Ba2Pb contains Ba and Pb (2 elements).
Where does the data for Ba2Pb come from?
Ba2Pb data is cross-referenced from latticegraph.
Comparison

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

Analyze Ba2Pb in the Lattice Graph platform

Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.

Explore the Platform →