B8O14Pb2
B8O14Pb2 is a thermodynamically stable, insulating lead borate compound with a complex crystalline structure.
About B8O14Pb2
B8O14Pb2 is a complex lead borate compound characterized by its wide-gap insulating electronic profile. As a thermodynamically stable phase residing on the convex hull, it represents a robust crystalline arrangement that maintains structural integrity under standard conditions.
This material is of significant interest in the study of inorganic oxides due to its specific stoichiometry and structural complexity. Its stable nature makes it a compelling subject for researchers investigating the interplay between heavy metal cations and borate frameworks in insulating materials.
Key Properties
Cross-validated computational properties for B8O14Pb2, 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 B8O14Pb2, 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. |
|---|---|---|---|---|---|
| Pmn21 (No. 31) | orthorhombic | 4.21 | 0.0000 | -8.070 | 5.85 |
| Pmn21 (No. 31) | — | — | — | — | — |
| Pmn21 (No. 31) | — | — | — | — | — |
| — | — | — | — | — | 5.68 |
Applications
Where B8O14Pb2 is used.
Frequently Asked Questions
Common questions about B8O14Pb2, answered from cross-validated data.
What is B8O14Pb2?
B8O14Pb2 is a thermodynamically stable, insulating lead borate compound with a complex crystalline structure.
What is B8O14Pb2 used for?
What is the band gap of B8O14Pb2?
Is B8O14Pb2 a metal, semiconductor, or insulator?
Is B8O14Pb2 thermodynamically stable?
What is the crystal structure of B8O14Pb2?
What is the density of B8O14Pb2?
How many polymorphs of B8O14Pb2 are known?
What elements does B8O14Pb2 contain?
Where does the data for B8O14Pb2 come from?
How It Compares
As a unique inorganic borate, B8O14Pb2 occupies a distinct position in materials research. While it lacks direct structural siblings in this specific dataset, its stability and insulating character distinguish it as a foundational example of lead-based borate chemistry that warrants further exploration for specialized optical or dielectric applications.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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