RbF3

RbF3 is a thermodynamically stable, semiconducting fluoride compound characterized by a diverse range of known structural configurations.

FRb
Crystal structure of RbF3
Ground-state structure · Materials Project
Overview

About RbF3

RbF3 is a distinct fluoride compound that sits firmly on the convex hull, indicating its high thermodynamic stability. As a semiconducting material, it offers a unique electronic profile that distinguishes it from more common insulating fluorides, making it a subject of significant interest for fundamental materials science studies. Its structural diversity is well-documented, with a vast array of reported configurations across major databases. This breadth of data underscores its importance as a model system for understanding complex fluoride arrangements and electronic behavior. Researchers look to this compound to explore how rubidium and fluorine interact to form stable, semiconducting frameworks.

At a glance

Key Properties

Cross-validated computational properties for RbF3, aggregated across 3 databases.

Band Gap

1.03–2.17 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

65
3 databases, 13 space groups
Uses

Applications

Where RbF3 is used.

Fundamental materials science researchSolid-state electronic studiesStructural chemistry modeling
Reference

Frequently Asked Questions

Common questions about RbF3, answered from cross-validated data.

What is RbF3?

RbF3 is a thermodynamically stable, semiconducting fluoride compound characterized by a diverse range of known structural configurations.

More questions
What is RbF3 used for?
RbF3 is used in fundamental materials science research, solid-state electronic studies, and structural chemistry modeling.
What is the band gap of RbF3?
RbF3 has a DFT-computed band gap of 1.03–2.17 eV across 65 reported structures.
Is RbF3 a metal, semiconductor, or insulator?
With a band gap up to 2.17 eV it is a semiconductor.
Is RbF3 thermodynamically stable?
Yes — RbF3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of RbF3 are known?
65 structures of RbF3 are reported across 3 databases, spanning 13 distinct space groups.
What elements does RbF3 contain?
RbF3 contains F and Rb (2 elements).
Where does the data for RbF3 come from?
RbF3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique fluoride, RbF3 occupies a specialized niche within the broader landscape of rubidium-based halides. While many related compounds in this family exhibit simple ionic behavior, this material stands out due to its semiconducting nature and its confirmed stability, positioning it as a robust candidate for further experimental investigation into its electronic properties.

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

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