Ga20O48Y12
Ga20O48Y12 is a thermodynamically stable, wide-band-gap insulating oxide composed of gallium, yttrium, and oxygen.
About Ga20O48Y12
Ga20O48Y12 is a complex oxide composed of gallium, yttrium, and oxygen. As a thermodynamically stable compound residing on the convex hull, it exhibits robust structural integrity, making it a subject of interest for advanced materials research. Its electronic character is defined by a wide-band-gap, classifying it as an insulating material rather than a traditional conductor. This distinct electronic profile suggests potential utility in specialized dielectric or optical applications where insulating properties are paramount. The compound is well-documented across multiple structural databases, reflecting its significance in solid-state chemistry.
Key Properties
Cross-validated computational properties for Ga20O48Y12, 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 Ga20O48Y12, 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. |
|---|---|---|---|---|---|
| Ia-3d (No. 230) | cubic | 3.55 | 0.0000 | -7.655 | 5.77 |
| — | — | — | — | — | 4.50 |
| Ia-3d (No. 230) | — | — | — | — | — |
| Ia-3d (No. 230) | — | — | — | — | — |
| Ia-3d (No. 230) | — | — | — | — | — |
| Ia-3d (No. 230) | — | — | — | — | — |
Applications
Where Ga20O48Y12 is used.
Frequently Asked Questions
Common questions about Ga20O48Y12, answered from cross-validated data.
What is Ga20O48Y12?
Ga20O48Y12 is a thermodynamically stable, wide-band-gap insulating oxide composed of gallium, yttrium, and oxygen.
What is Ga20O48Y12 used for?
What is the band gap of Ga20O48Y12?
Is Ga20O48Y12 a metal, semiconductor, or insulator?
Is Ga20O48Y12 thermodynamically stable?
What is the crystal structure of Ga20O48Y12?
What is the density of Ga20O48Y12?
How many polymorphs of Ga20O48Y12 are known?
What elements does Ga20O48Y12 contain?
Where does the data for Ga20O48Y12 come from?
How It Compares
Within the transparent conducting oxides class.
Within the broader class of transparent conducting oxides, Ga20O48Y12 stands out as a highly stable insulator, contrasting with the conductive nature of materials like ZnO or BaSnO3. While siblings such as ZnGa2O4 are frequently studied for their optoelectronic properties, Ga20O48Y12 offers a unique structural framework that differentiates it from the more common spinel-based oxides in this group.
Related Compounds
Other Transparent Conducting Oxides in the database.
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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