Bi6Cu2Pb2S12

Bi6Cu2Pb2S12 is a semiconducting quaternary sulfide that is considered a promising candidate for experimental synthesis due to its favorable thermodynamic stability.

BiCuPbS
Crystal structure of Bi6Cu2Pb2S12
Ground-state structure · Materials Project
Overview

About Bi6Cu2Pb2S12

Bi6Cu2Pb2S12 is a complex quaternary sulfide composed of bismuth, copper, lead, and sulfur. Its electronic character as a semiconductor makes it a compelling candidate for specialized functional material research, particularly where specific charge transport properties are required.

The material is characterized by its near-hull thermodynamic stability, suggesting it is a viable target for experimental synthesis. With multiple reported structures across various databases, it represents a significant, if niche, entry in the landscape of complex chalcogenide systems.

At a glance

Key Properties

Cross-validated computational properties for Bi6Cu2Pb2S12, aggregated across 4 databases.

Band Gap

0.56–0.66 eV
Range across DFT structures

Energy Above Hull

0.005 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

12
4 databases, 3 space groups
Uses

Applications

Where Bi6Cu2Pb2S12 is used.

Semiconductor researchSolid-state chemistry studiesFunctional materials development
Reference

Frequently Asked Questions

Common questions about Bi6Cu2Pb2S12, answered from cross-validated data.

What is Bi6Cu2Pb2S12?

Bi6Cu2Pb2S12 is a semiconducting quaternary sulfide that is considered a promising candidate for experimental synthesis due to its favorable thermodynamic stability.

More questions
What is Bi6Cu2Pb2S12 used for?
Bi6Cu2Pb2S12 is used in semiconductor research, solid-state chemistry studies, and functional materials development.
What is the band gap of Bi6Cu2Pb2S12?
Bi6Cu2Pb2S12 has a DFT-computed band gap of 0.56–0.66 eV across 12 reported structures.
Is Bi6Cu2Pb2S12 a metal, semiconductor, or insulator?
With a band gap up to 0.66 eV it is a semiconductor.
Is Bi6Cu2Pb2S12 thermodynamically stable?
Bi6Cu2Pb2S12 has a lowest energy above hull of 0.005 eV/atom (near hull (likely stable)).
How many polymorphs of Bi6Cu2Pb2S12 are known?
12 structures of Bi6Cu2Pb2S12 are reported across 4 databases, spanning 3 distinct space groups.
What elements does Bi6Cu2Pb2S12 contain?
Bi6Cu2Pb2S12 contains Bi, Cu, Pb, and S (4 elements).
Where does the data for Bi6Cu2Pb2S12 come from?
Bi6Cu2Pb2S12 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique quaternary sulfide, this compound occupies a distinct space in materials research. While it lacks direct structural siblings in this specific classification, its composition reflects the broader trend of integrating heavy post-transition metals with chalcogens to tune electronic behavior in complex inorganic solids.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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