F2Na2O8P2Y2
F2Na2O8P2Y2 is a stable, wide-gap insulating inorganic compound composed of fluorine, sodium, oxygen, phosphorus, and yttrium.
About F2Na2O8P2Y2
F2Na2O8P2Y2 is a complex inorganic compound composed of fluorine, sodium, oxygen, phosphorus, and yttrium. As a wide-gap insulator, it exhibits electronic properties characteristic of highly stable dielectric materials, making it a subject of interest for fundamental structural research.
Its status as a near-hull material indicates that it is energetically favorable and likely synthesizable under controlled experimental conditions. The existence of multiple reported structures across databases highlights its potential for structural diversity and its role as a candidate for advanced materials development.
Key Properties
Cross-validated computational properties for F2Na2O8P2Y2, 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.
Reported Structures
Lowest-energy structures reported for F2Na2O8P2Y2, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| C2/m (No. 12) | monoclinic | 5.49 | 0.0031 | -7.708 | 3.77 |
| — | — | — | — | — | 3.95 |
| C2/m (No. 12) | — | — | — | — | — |
Applications
Where F2Na2O8P2Y2 is used.
Frequently Asked Questions
Common questions about F2Na2O8P2Y2, answered from cross-validated data.
What is F2Na2O8P2Y2?
F2Na2O8P2Y2 is a stable, wide-gap insulating inorganic compound composed of fluorine, sodium, oxygen, phosphorus, and yttrium.
What is F2Na2O8P2Y2 used for?
What is the band gap of F2Na2O8P2Y2?
Is F2Na2O8P2Y2 a metal, semiconductor, or insulator?
Is F2Na2O8P2Y2 thermodynamically stable?
What is the crystal structure of F2Na2O8P2Y2?
What is the density of F2Na2O8P2Y2?
How many polymorphs of F2Na2O8P2Y2 are known?
What elements does F2Na2O8P2Y2 contain?
Where does the data for F2Na2O8P2Y2 come from?
How It Compares
As a unique inorganic phase, F2Na2O8P2Y2 occupies a distinct position within the landscape of complex fluorophosphates. While it currently stands as a singular entry in this class, its structural stability and insulating nature distinguish it from more common, highly reactive ionic compounds, positioning it as a specialized material for further investigation.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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