CsF6InRb2
CsF6InRb2 is a metastable, insulating quaternary fluoride compound composed of cesium, rubidium, and indium.

About CsF6InRb2
CsF6InRb2 is a complex fluoride material characterized by its insulating electronic nature. As a multi-cation system incorporating cesium, rubidium, and indium, it represents a specialized inorganic structure that sits within a broader landscape of halide-based materials.
Due to its metastable thermodynamic state, this compound is of significant interest to researchers investigating structural phase stability and synthesis pathways. Its composition highlights the intricate coordination chemistry possible when combining heavy alkali metals with indium-based anionic frameworks.
Key Properties
Cross-validated computational properties for CsF6InRb2, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Frequently Asked Questions
Common questions about CsF6InRb2, answered from cross-validated data.
What is CsF6InRb2?
CsF6InRb2 is a metastable, insulating quaternary fluoride compound composed of cesium, rubidium, and indium.
What is the band gap of CsF6InRb2?
Is CsF6InRb2 a metal, semiconductor, or insulator?
Is CsF6InRb2 thermodynamically stable?
How many polymorphs of CsF6InRb2 are known?
What elements does CsF6InRb2 contain?
Where does the data for CsF6InRb2 come from?
How It Compares
As a unique multi-cation fluoride, CsF6InRb2 serves as a distinct example of how alkali metal distribution influences the stability of complex inorganic lattices. It functions as a specialized case study for understanding the structural constraints and chemical diversity inherent in quaternary fluoride systems.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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