Rb3SbF6

Rb3SbF6 is a wide-band-gap insulating fluoride compound that is theoretically stable enough to be synthesized for material science research.

FRbSb
Crystal structure of Rb3SbF6
Ground-state structure · Materials Project
Overview

About Rb3SbF6

Rb3SbF6 is an insulating fluoride compound characterized by a wide electronic band gap. As a salt-like material, it exhibits structural properties typical of complex fluorides, positioning it as a subject of interest for fundamental solid-state chemistry research.

Due to its near-hull thermodynamic stability, this compound is considered a viable candidate for laboratory synthesis. Its presence across multiple structural databases highlights its potential for systematic study in the development of new inorganic fluoride materials.

At a glance

Key Properties

Cross-validated computational properties for Rb3SbF6, aggregated across 3 databases.

Band Gap

3.67–3.79 eV
Range across DFT structures

Energy Above Hull

0.023 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

11
3 databases, 4 space groups
Uses

Applications

Where Rb3SbF6 is used.

Solid-state chemistry researchDielectric materials developmentFluoride-based optical material studies
Reference

Frequently Asked Questions

Common questions about Rb3SbF6, answered from cross-validated data.

What is Rb3SbF6?

Rb3SbF6 is a wide-band-gap insulating fluoride compound that is theoretically stable enough to be synthesized for material science research.

More questions
What is Rb3SbF6 used for?
Rb3SbF6 is used in solid-state chemistry research, dielectric materials development, and fluoride-based optical material studies.
What is the band gap of Rb3SbF6?
Rb3SbF6 has a DFT-computed band gap of 3.67–3.79 eV across 11 reported structures.
Is Rb3SbF6 a metal, semiconductor, or insulator?
With a wide band gap up to 3.79 eV it is an insulator / wide-band-gap material.
Is Rb3SbF6 thermodynamically stable?
Rb3SbF6 has a lowest energy above hull of 0.023 eV/atom (near hull (likely stable)).
How many polymorphs of Rb3SbF6 are known?
11 structures of Rb3SbF6 are reported across 3 databases, spanning 4 distinct space groups.
What elements does Rb3SbF6 contain?
Rb3SbF6 contains F, Rb, and Sb (3 elements).
Where does the data for Rb3SbF6 come from?
Rb3SbF6 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct inorganic fluoride, Rb3SbF6 serves as a representative example of complex halide chemistry. While it does not have direct structural siblings in this context, its stability profile and insulating nature place it within the broader category of alkali metal antimonate fluorides that are frequently explored for their dielectric and optical properties.

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

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