Cs4Li4O8Si2
Cs4Li4O8Si2 is a stable, insulating quaternary oxide composed of cesium, lithium, silicon, and oxygen.
About Cs4Li4O8Si2
Cs4Li4O8Si2 is a complex inorganic compound characterized by its insulating electronic nature and wide band gap. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement of cesium, lithium, oxygen, and silicon atoms.
This material is notable for its structural diversity, with multiple reported configurations across various databases. Its stability suggests potential utility in specialized applications where insulating properties and chemical resilience are required.
Key Properties
Cross-validated computational properties for Cs4Li4O8Si2, 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 Cs4Li4O8Si2, 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-1 (No. 2) | triclinic | 3.85 | 0.0000 | -5.897 | 4.32 |
| — | — | — | — | — | 4.11 |
| P-1 (No. 2) | — | — | — | — | — |
| — | — | — | — | — | 4.07 |
Frequently Asked Questions
Common questions about Cs4Li4O8Si2, answered from cross-validated data.
What is Cs4Li4O8Si2?
Cs4Li4O8Si2 is a stable, insulating quaternary oxide composed of cesium, lithium, silicon, and oxygen.
What is the band gap of Cs4Li4O8Si2?
Is Cs4Li4O8Si2 a metal, semiconductor, or insulator?
Is Cs4Li4O8Si2 thermodynamically stable?
What is the crystal structure of Cs4Li4O8Si2?
What is the density of Cs4Li4O8Si2?
How many polymorphs of Cs4Li4O8Si2 are known?
What elements does Cs4Li4O8Si2 contain?
Where does the data for Cs4Li4O8Si2 come from?
How It Compares
As a thermodynamically stable compound, Cs4Li4O8Si2 occupies a favorable position within the landscape of complex quaternary oxides, serving as a benchmark for structural stability in its chemical family.
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).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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