Rb3NiF7

Rb3NiF7 is a semiconducting rubidium nickel fluoride compound that is theoretically stable enough to be a target for laboratory synthesis.

FNiRb
Crystal structure of Rb3NiF7
Ground-state structure · Materials Project
Overview

About Rb3NiF7

Rb3NiF7 is a complex fluoride compound composed of rubidium, nickel, and fluorine. Its electronic character classifies it as a semiconductor, positioning it as a subject of interest for researchers investigating the interplay between transition metal centers and alkali metal frameworks.

As a near-hull material, this compound is considered a promising candidate for experimental synthesis. Its structural diversity, evidenced by multiple reported configurations across databases, suggests a complex energy landscape that warrants further investigation into its physical properties.

At a glance

Key Properties

Cross-validated computational properties for Rb3NiF7, aggregated across 3 databases.

Band Gap

0.86 eV
Range across DFT structures

Energy Above Hull

0.011 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

6
3 databases, 1 space group
Uses

Applications

Where Rb3NiF7 is used.

Solid-state chemistry researchFundamental materials science studiesExploratory fluoride-based electronics
Reference

Frequently Asked Questions

Common questions about Rb3NiF7, answered from cross-validated data.

What is Rb3NiF7?

Rb3NiF7 is a semiconducting rubidium nickel fluoride compound that is theoretically stable enough to be a target for laboratory synthesis.

More questions
What is Rb3NiF7 used for?
Rb3NiF7 is used in solid-state chemistry research, fundamental materials science studies, and exploratory fluoride-based electronics.
What is the band gap of Rb3NiF7?
Rb3NiF7 has a DFT-computed band gap of 0.86 eV across 6 reported structures.
Is Rb3NiF7 a metal, semiconductor, or insulator?
With a band gap up to 0.86 eV it is a semiconductor.
Is Rb3NiF7 thermodynamically stable?
Rb3NiF7 has a lowest energy above hull of 0.011 eV/atom (near hull (likely stable)).
How many polymorphs of Rb3NiF7 are known?
6 structures of Rb3NiF7 are reported across 3 databases, spanning 1 distinct space group.
What elements does Rb3NiF7 contain?
Rb3NiF7 contains F, Ni, and Rb (3 elements).
Where does the data for Rb3NiF7 come from?
Rb3NiF7 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique fluoride phase, Rb3NiF7 represents a specialized entry within the broader family of rubidium-based transition metal fluorides, serving as a distinct structural example of how stoichiometry influences the stability and electronic behavior of complex halide systems.

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

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