Al4Ca4H4O20Si4
Al4Ca4H4O20Si4 is a complex, insulating aluminosilicate framework with promising thermodynamic stability for synthetic applications.

About Al4Ca4H4O20Si4
Al4Ca4H4O20Si4 is a complex aluminosilicate characterized by its wide-band-gap insulating nature. Its structural arrangement, involving calcium and hydrogen integration within the silicate framework, positions it as a sophisticated member of the zeolite-like class of minerals.
This compound is of significant interest due to its thermodynamic stability, which places it near the hull of synthesizable phases. Its unique stoichiometry suggests potential utility in specialized chemical separation or catalytic processes where specific pore geometries and ionic environments are required.
Key Properties
Cross-validated computational properties for Al4Ca4H4O20Si4, 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.
Applications
Where Al4Ca4H4O20Si4 is used.
Frequently Asked Questions
Common questions about Al4Ca4H4O20Si4, answered from cross-validated data.
What is Al4Ca4H4O20Si4?
Al4Ca4H4O20Si4 is a complex, insulating aluminosilicate framework with promising thermodynamic stability for synthetic applications.
What is Al4Ca4H4O20Si4 used for?
What is the band gap of Al4Ca4H4O20Si4?
Is Al4Ca4H4O20Si4 a metal, semiconductor, or insulator?
Is Al4Ca4H4O20Si4 thermodynamically stable?
How many polymorphs of Al4Ca4H4O20Si4 are known?
What elements does Al4Ca4H4O20Si4 contain?
Where does the data for Al4Ca4H4O20Si4 come from?
How It Compares
Within the aluminosilicates and zeolite frameworks class.
Within the diverse family of aluminosilicates, Al4Ca4H4O20Si4 occupies a distinct niche compared to more common framework silicates like NaAlSi3O8 or the dense phases such as Al2SiO5. While many siblings in this class are widely abundant geological minerals, this compound represents a more specialized structural configuration that bridges the gap between simple tectosilicates and complex hydrated framework materials like Al2H4O9Si2.
Related Compounds
Other Aluminosilicates and Zeolite Frameworks in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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