Cu12I12Se36

Cu12I12Se36 is a complex semiconducting compound containing copper, iodine, and selenium that is currently being investigated for its unique structural properties.

CuISe
Crystal structure of Cu12I12Se36
Ground-state structure · Materials Project
Overview

About Cu12I12Se36

Cu12I12Se36 is a complex inorganic material composed of copper, iodine, and selenium. As a semiconducting compound, it exhibits electronic properties that distinguish it from simple metallic or insulating phases, making it a subject of interest for fundamental structural studies.

Despite its existence in multiple reported structural configurations, the compound is characterized by a thermodynamic state that places it above the hull. This suggests that it may be metastable or difficult to synthesize under standard conditions, serving primarily as a target for advanced computational and experimental materials discovery.

At a glance

Key Properties

Cross-validated computational properties for Cu12I12Se36, aggregated across 3 databases.

Band Gap

1.23 eV
Range across DFT structures

Energy Above Hull

0.126 eV/atom
Best (lowest) across sources

Stability

Above hull
1 DFT source

Structures

8
3 databases, 1 space group
Reference

Frequently Asked Questions

Common questions about Cu12I12Se36, answered from cross-validated data.

What is Cu12I12Se36?

Cu12I12Se36 is a complex semiconducting compound containing copper, iodine, and selenium that is currently being investigated for its unique structural properties.

More questions
What is the band gap of Cu12I12Se36?
Cu12I12Se36 has a DFT-computed band gap of 1.23 eV across 8 reported structures.
Is Cu12I12Se36 a metal, semiconductor, or insulator?
With a band gap up to 1.23 eV it is a semiconductor.
Is Cu12I12Se36 thermodynamically stable?
Cu12I12Se36 has a lowest energy above hull of 0.126 eV/atom (above hull).
How many polymorphs of Cu12I12Se36 are known?
8 structures of Cu12I12Se36 are reported across 3 databases, spanning 1 distinct space group.
What elements does Cu12I12Se36 contain?
Cu12I12Se36 contains Cu, I, and Se (3 elements).
Where does the data for Cu12I12Se36 come from?
Cu12I12Se36 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique inorganic phase, Cu12I12Se36 represents a complex stoichiometry that does not belong to a standard, well-defined material family. Its role within the broader landscape of copper-chalcogenide-halides is that of an exploratory phase, offering a distinct structural arrangement compared to more common, thermodynamically stable binary or ternary semiconductors.

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

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