B4O32P4Th8
B4O32P4Th8 is a metastable, insulating complex oxide composed of thorium, boron, phosphorus, and oxygen.
About B4O32P4Th8
B4O32P4Th8 is a complex, multi-element oxide featuring a structural arrangement of boron, phosphorus, and thorium. As a wide-gap insulator, it exhibits electronic properties characteristic of materials that resist electrical conduction, making it a subject of interest in fundamental materials research.
This compound is classified as metastable, indicating that its formation and persistence are sensitive to specific synthesis conditions. Its existence within limited structural databases highlights its role as a specialized material in the broader landscape of inorganic chemistry.
Key Properties
Cross-validated computational properties for B4O32P4Th8, 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 B4O32P4Th8, 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. |
|---|---|---|---|---|---|
| P21/c (No. 14) | monoclinic | 4.53 | 0.0396 | -9.114 | 7.61 |
| No. 0 | unknown | — | — | — | 1.95 |
| P21/c (No. 14) | — | — | — | — | — |
Frequently Asked Questions
Common questions about B4O32P4Th8, answered from cross-validated data.
What is B4O32P4Th8?
B4O32P4Th8 is a metastable, insulating complex oxide composed of thorium, boron, phosphorus, and oxygen.
What is the band gap of B4O32P4Th8?
Is B4O32P4Th8 a metal, semiconductor, or insulator?
Is B4O32P4Th8 thermodynamically stable?
What is the crystal structure of B4O32P4Th8?
What is the density of B4O32P4Th8?
How many polymorphs of B4O32P4Th8 are known?
What elements does B4O32P4Th8 contain?
Where does the data for B4O32P4Th8 come from?
How It Compares
As a unique, multi-component oxide, B4O32P4Th8 represents a highly specialized entry within the field of complex thorium-based materials. Unlike more common or stable binary oxides, its intricate stoichiometry places it in a niche category of metastable compounds that require precise experimental conditions for synthesis and characterization.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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