Fe4O28P8Rb4
Fe4O28P8Rb4 is a stable, semiconducting transition-metal phosphate compound containing iron, oxygen, phosphorus, and rubidium.

About Fe4O28P8Rb4
Fe4O28P8Rb4 is a complex transition-metal phosphate characterized by its semiconducting electronic nature. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement of iron, oxygen, phosphorus, and rubidium atoms.
This compound is of significant interest in materials science due to the structural diversity inherent in its phosphate framework. Its stability and electronic properties make it a subject of ongoing investigation for potential applications in electrochemical systems and solid-state ionics.
Key Properties
Cross-validated computational properties for Fe4O28P8Rb4, 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.
Applications
Where Fe4O28P8Rb4 is used.
Frequently Asked Questions
Common questions about Fe4O28P8Rb4, answered from cross-validated data.
What is Fe4O28P8Rb4?
Fe4O28P8Rb4 is a stable, semiconducting transition-metal phosphate compound containing iron, oxygen, phosphorus, and rubidium.
What is Fe4O28P8Rb4 used for?
What is the band gap of Fe4O28P8Rb4?
Is Fe4O28P8Rb4 a metal, semiconductor, or insulator?
Is Fe4O28P8Rb4 thermodynamically stable?
How many polymorphs of Fe4O28P8Rb4 are known?
What elements does Fe4O28P8Rb4 contain?
Where does the data for Fe4O28P8Rb4 come from?
How It Compares
Within the transition-metal phosphates class.
Within the diverse family of transition-metal phosphates, Fe4O28P8Rb4 occupies a distinct niche compared to well-known battery cathode materials like LiFePO4 or FePO4. While many of its siblings are primarily studied for their lithium-intercalation capabilities, the inclusion of rubidium in this structure suggests a unique lattice architecture that differentiates its ion-transport behavior from the more common olivine-type phosphates.
Related Compounds
Other Transition-Metal Phosphates in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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