K12O30Si12
Potassium silicate
This compound is a type of silicate material containing potassium. It is primarily utilized in industrial settings as a binding agent or as a precursor for the synthesis of various specialized ceramic and glass materials.
KOSi
Overview
Key Properties
Cross-validated computational properties for K12O30Si12, aggregated across 4 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.
4.41 eV
Range across DFT structures
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.
0.000 eV/atom
Best (lowest) across sources
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.
On hull (stable)
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
4
4 databases, 2 space groups
Crystallography
Reported Structures
Lowest-energy structures reported for K12O30Si12, 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. |
|---|---|---|---|---|---|
| Cc (No. 9) | monoclinic | 4.41 | 0.0000 | -7.107 | 2.58 |
| — | — | — | — | — | 2.46 |
| No. 0 | unknown | — | — | — | 0.65 |
| Cc (No. 9) | — | — | — | — | — |
Uses
Applications
Where K12O30Si12 is used.
Ceramic manufacturingGlass productionIndustrial binding agentsSurface coatings
Reference
Frequently Asked Questions
Common questions about K12O30Si12, answered from cross-validated data.
What is K12O30Si12?
This compound is a type of silicate material containing potassium. It is primarily utilized in industrial settings as a binding agent or as a precursor for the synthesis of various specialized ceramic and glass materials.
More questions
What is K12O30Si12 used for?
K12O30Si12 is used in ceramic manufacturing, glass production, industrial binding agents, and surface coatings.
What is the band gap of K12O30Si12?
K12O30Si12 has a DFT-computed band gap of 4.41 eV across 4 reported structures.
Is K12O30Si12 a metal, semiconductor, or insulator?
With a wide band gap up to 4.41 eV it is an insulator / wide-band-gap material.
Is K12O30Si12 thermodynamically stable?
Yes — K12O30Si12 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of K12O30Si12?
The lowest-energy reported polymorph of K12O30Si12 is monoclinic symmetry, space group Cc (No. 9).
What is the density of K12O30Si12?
The computed density of the ground-state structure of K12O30Si12 is 2.58 g/cm³.
How many polymorphs of K12O30Si12 are known?
4 structures of K12O30Si12 are reported across 4 databases, spanning 2 distinct space groups.
What elements does K12O30Si12 contain?
K12O30Si12 contains K, O, and Si (3 elements).
Where does the data for K12O30Si12 come from?
K12O30Si12 data is cross-referenced from materials_project, omat24, cod, aflow.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
- 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).
Analyze K12O30Si12 in the Lattice Graph platform
Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.
Explore the Platform →