Rb2S3

Rb2S3 is a thermodynamically stable semiconducting compound composed of rubidium and sulfur.

RbS
Crystal structure of Rb2S3
Ground-state structure · Materials Project
Overview

About Rb2S3

Rb2S3 is a semiconducting sulfide compound that holds a position of thermodynamic stability on the convex hull. Its structural versatility is evidenced by the numerous reported configurations found across major materials databases, highlighting its significance in fundamental solid-state research. As a member of the alkali metal sulfide family, this compound serves as an important subject for understanding the electronic behavior of chalcogenides. Its stable nature makes it a reliable candidate for investigations into semiconductor physics and potential chemical synthesis pathways.

At a glance

Key Properties

Cross-validated computational properties for Rb2S3, aggregated across 3 databases.

Band Gap

1.34 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

23
3 databases, 8 space groups
Uses

Applications

Where Rb2S3 is used.

Fundamental materials researchSolid-state chemistry studiesSemiconductor development
Reference

Frequently Asked Questions

Common questions about Rb2S3, answered from cross-validated data.

What is Rb2S3?

Rb2S3 is a thermodynamically stable semiconducting compound composed of rubidium and sulfur.

More questions
What is Rb2S3 used for?
Rb2S3 is used in fundamental materials research, solid-state chemistry studies, and semiconductor development.
What is the band gap of Rb2S3?
Rb2S3 has a DFT-computed band gap of 1.34 eV across 23 reported structures.
Is Rb2S3 a metal, semiconductor, or insulator?
With a band gap up to 1.34 eV it is a semiconductor.
Is Rb2S3 thermodynamically stable?
Yes — Rb2S3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Rb2S3 are known?
23 structures of Rb2S3 are reported across 3 databases, spanning 8 distinct space groups.
What elements does Rb2S3 contain?
Rb2S3 contains Rb and S (2 elements).
Where does the data for Rb2S3 come from?
Rb2S3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As an alkali metal sulfide, Rb2S3 represents a distinct structural arrangement within the broader class of sulfur-based compounds, serving as a foundational example of how rubidium cations interact with sulfur networks to achieve thermodynamic stability.

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

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