SeS7

SeS7 is a semiconducting binary compound of selenium and sulfur that is considered potentially synthesizable due to its favorable thermodynamic stability.

SSe
Crystal structure of SeS7
Ground-state structure · Materials Project
Overview

About SeS7

SeS7 is a semiconducting inorganic compound composed of selenium and sulfur. As a near-hull material, it occupies a unique position in phase space that suggests it is likely synthesizable under controlled conditions, making it a subject of interest for researchers exploring chalcogen-based systems.

Its electronic character as a semiconductor positions it as a candidate for specialized optoelectronic or sensing applications. Given the structural diversity observed across multiple databases, this compound represents an intriguing member of the selenium-sulfur family that warrants further experimental investigation.

At a glance

Key Properties

Cross-validated computational properties for SeS7, aggregated across 3 databases.

Band Gap

1.90 eV
Range across DFT structures

Energy Above Hull

0.019 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

5
3 databases, 3 space groups
Uses

Applications

Where SeS7 is used.

Semiconductor researchChalcogenide material developmentOptoelectronic component studies
Reference

Frequently Asked Questions

Common questions about SeS7, answered from cross-validated data.

What is SeS7?

SeS7 is a semiconducting binary compound of selenium and sulfur that is considered potentially synthesizable due to its favorable thermodynamic stability.

More questions
What is SeS7 used for?
SeS7 is used in semiconductor research, chalcogenide material development, and optoelectronic component studies.
What is the band gap of SeS7?
SeS7 has a DFT-computed band gap of 1.90 eV across 5 reported structures.
Is SeS7 a metal, semiconductor, or insulator?
With a band gap up to 1.90 eV it is a semiconductor.
Is SeS7 thermodynamically stable?
SeS7 has a lowest energy above hull of 0.019 eV/atom (near hull (likely stable)).
How many polymorphs of SeS7 are known?
5 structures of SeS7 are reported across 3 databases, spanning 3 distinct space groups.
What elements does SeS7 contain?
SeS7 contains S and Se (2 elements).
Where does the data for SeS7 come from?
SeS7 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a selenium-sulfur compound, SeS7 serves as a distinct example of how chalcogen atoms can arrange into complex, stable configurations. It highlights the structural flexibility of sulfur-rich frameworks and provides a baseline for understanding the electronic properties of similar binary chalcogenides.

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

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