In6Se7

In6Se7 is a metastable semiconducting compound formed from indium and selenium that is primarily studied for its structural complexity.

InSe
Crystal structure of In6Se7
Ground-state structure · Materials Project
Overview

About In6Se7

In6Se7 is a semiconducting compound composed of indium and selenium. As a metastable phase, it represents a complex structural arrangement within the indium-selenium binary system, offering unique insights into the bonding behaviors of chalcogenide materials.

Its significance lies in the diversity of its structural configurations, which have been documented across multiple databases. This material is primarily of interest in fundamental condensed matter research, where understanding the stability and electronic properties of such metastable phases informs the development of future semiconductor technologies.

At a glance

Key Properties

Cross-validated computational properties for In6Se7, aggregated across 4 databases.

Band Gap

0.02–0.46 eV
Range across DFT structures

Energy Above Hull

0.041 eV/atom
Best (lowest) across sources

Stability

Metastable
2 DFT sources

Structures

5
4 databases, 4 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of In6Se7. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

1.00 / 1.00
Trust tier: medium

Hull Spread

0.000 eV
EAH spread across sources

Sources Compared

2
aflow, materials_project

Space Group Consensus

All match
Uses

Applications

Where In6Se7 is used.

Semiconductor researchMaterials science studiesFundamental condensed matter physics
Reference

Frequently Asked Questions

Common questions about In6Se7, answered from cross-validated data.

What is In6Se7?

In6Se7 is a metastable semiconducting compound formed from indium and selenium that is primarily studied for its structural complexity.

More questions
What is In6Se7 used for?
In6Se7 is used in semiconductor research, materials science studies, and fundamental condensed matter physics.
What is the band gap of In6Se7?
In6Se7 has a DFT-computed band gap of 0.02–0.46 eV across 5 reported structures.
Is In6Se7 a metal, semiconductor, or insulator?
With a band gap up to 0.46 eV it is a semiconductor.
Is In6Se7 thermodynamically stable?
In6Se7 has a lowest energy above hull of 0.041 eV/atom (metastable).
How many polymorphs of In6Se7 are known?
5 structures of In6Se7 are reported across 4 databases, spanning 4 distinct space groups.
What elements does In6Se7 contain?
In6Se7 contains In and Se (2 elements).
Where does the data for In6Se7 come from?
In6Se7 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique indium-rich chalcogenide, In6Se7 occupies a specialized niche within the broader family of indium selenides. While many binary compounds in this system are well-characterized, this specific stoichiometry highlights the structural complexity possible in the indium-selenium phase space, serving as a critical reference point for researchers investigating non-equilibrium material synthesis.

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

Analyze In6Se7 in the Lattice Graph platform

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

Explore the Platform →