Be4Na10O17Si4
Be4Na10O17Si4 is a complex, insulating beryllium-sodium silicate that is considered a promising candidate for experimental synthesis.
About Be4Na10O17Si4
Be4Na10O17Si4 is a complex beryllium-sodium silicate that functions as a wide-gap insulator. Its electronic structure suggests high transparency and electrical resistance, typical of stable oxide frameworks that lack mobile charge carriers.
As a near-hull compound, it occupies a favorable position on the thermodynamic landscape, indicating it is likely synthesizable under controlled conditions. It serves as a subject of interest for researchers exploring the structural diversity of multinary silicates.
Key Properties
Cross-validated computational properties for Be4Na10O17Si4, 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 Be4Na10O17Si4, 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-43m (No. 215) | cubic | 3.94 | 0.0027 | -6.546 | 2.72 |
| P-43m (No. 215) | — | — | — | — | — |
| — | — | — | — | — | — |
Applications
Where Be4Na10O17Si4 is used.
Frequently Asked Questions
Common questions about Be4Na10O17Si4, answered from cross-validated data.
What is Be4Na10O17Si4?
Be4Na10O17Si4 is a complex, insulating beryllium-sodium silicate that is considered a promising candidate for experimental synthesis.
What is Be4Na10O17Si4 used for?
What is the band gap of Be4Na10O17Si4?
Is Be4Na10O17Si4 a metal, semiconductor, or insulator?
Is Be4Na10O17Si4 thermodynamically stable?
What is the crystal structure of Be4Na10O17Si4?
What is the density of Be4Na10O17Si4?
How many polymorphs of Be4Na10O17Si4 are known?
What elements does Be4Na10O17Si4 contain?
Where does the data for Be4Na10O17Si4 come from?
How It Compares
As a unique multinary silicate, Be4Na10O17Si4 represents a specialized composition within the broader family of beryllium-bearing oxides, where its specific stoichiometry facilitates a distinct structural arrangement compared to simpler binary or ternary silicate systems.
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).
- alexandria — Data from alexandria.
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