Na2P2PbO7
Na2P2PbO7 is a stable, wide-gap insulating phosphate compound characterized by its structural versatility and potential for specialized dielectric applications.
About Na2P2PbO7
Na2P2PbO7 is a complex phosphate compound featuring a stable structural arrangement on the convex hull. As a wide-gap insulator, it exhibits electronic characteristics typical of materials that resist electrical conduction, making it a subject of interest for fundamental materials research.
Its structural diversity is evidenced by multiple reported configurations across databases, highlighting its versatility in solid-state chemistry. This stability and electronic profile suggest potential utility in specialized optical or dielectric applications where insulating behavior is required.
Key Properties
Cross-validated computational properties for Na2P2PbO7, 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 Na2P2PbO7, 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. |
|---|---|---|---|---|---|
| P-1 (No. 2) | triclinic | 4.29 | 0.0000 | -6.843 | 4.27 |
| P-1 (No. 2) | — | — | — | — | — |
| P-1 (No. 2) | Triclinic | — | — | — | 4.56 |
| P-1 (No. 2) | Triclinic | — | — | — | 4.27 |
| P-1 (No. 2) | Triclinic | — | — | — | 4.36 |
Applications
Where Na2P2PbO7 is used.
Frequently Asked Questions
Common questions about Na2P2PbO7, answered from cross-validated data.
What is Na2P2PbO7?
Na2P2PbO7 is a stable, wide-gap insulating phosphate compound characterized by its structural versatility and potential for specialized dielectric applications.
What is Na2P2PbO7 used for?
What is the band gap of Na2P2PbO7?
Is Na2P2PbO7 a metal, semiconductor, or insulator?
Is Na2P2PbO7 thermodynamically stable?
What is the crystal structure of Na2P2PbO7?
What is the density of Na2P2PbO7?
How many polymorphs of Na2P2PbO7 are known?
What elements does Na2P2PbO7 contain?
Where does the data for Na2P2PbO7 come from?
How It Compares
As a distinct inorganic phosphate, Na2P2PbO7 occupies a unique position in materials science, serving as a stable representative of complex lead-sodium-phosphate systems. While it lacks direct structural siblings in this context, its thermodynamic robustness distinguishes it as a reliable candidate for further exploration in crystalline material design.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
- mpaloe — Data from mpaloe.
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