Ba8Se20Sn4

Ba8Se20Sn4 is a thermodynamically stable semiconducting quaternary compound containing barium, selenium, and tin.

BaSeSn
Crystal structure of Ba8Se20Sn4
Ground-state structure · Materials Project
Overview

About Ba8Se20Sn4

Ba8Se20Sn4 is a complex quaternary chalcogenide composed of barium, selenium, and tin. As a thermodynamically stable material residing on the convex hull, it represents a well-defined structural arrangement within its chemical system.

This compound exhibits semiconducting electronic character, making it a subject of interest for researchers investigating new functional materials. Its unique composition allows for potential tuning of electronic properties through structural modification.

At a glance

Key Properties

Cross-validated computational properties for Ba8Se20Sn4, aggregated across 3 databases.

Band Gap

1.09–1.34 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

4
3 databases, 3 space groups
Uses

Applications

Where Ba8Se20Sn4 is used.

Semiconductor researchSolid-state chemistryMaterials science exploration
Reference

Frequently Asked Questions

Common questions about Ba8Se20Sn4, answered from cross-validated data.

What is Ba8Se20Sn4?

Ba8Se20Sn4 is a thermodynamically stable semiconducting quaternary compound containing barium, selenium, and tin.

More questions
What is Ba8Se20Sn4 used for?
Ba8Se20Sn4 is used in semiconductor research, solid-state chemistry, and materials science exploration.
What is the band gap of Ba8Se20Sn4?
Ba8Se20Sn4 has a DFT-computed band gap of 1.09–1.34 eV across 4 reported structures.
Is Ba8Se20Sn4 a metal, semiconductor, or insulator?
With a band gap up to 1.34 eV it is a semiconductor.
Is Ba8Se20Sn4 thermodynamically stable?
Yes — Ba8Se20Sn4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Ba8Se20Sn4 are known?
4 structures of Ba8Se20Sn4 are reported across 3 databases, spanning 3 distinct space groups.
What elements does Ba8Se20Sn4 contain?
Ba8Se20Sn4 contains Ba, Se, and Sn (3 elements).
Where does the data for Ba8Se20Sn4 come from?
Ba8Se20Sn4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct quaternary phase, Ba8Se20Sn4 occupies a unique position within the broader landscape of barium-tin-selenide compounds. It serves as a stable reference point for understanding the phase space of complex chalcogenides where structural complexity and electronic behavior intersect.

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

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