Li4VGa3O8
Li4VGa3O8 is a metastable, semiconducting quaternary oxide composed of lithium, vanadium, gallium, and oxygen.
About Li4VGa3O8
Li4VGa3O8 is a complex quaternary oxide that exhibits semiconducting electronic behavior. As a metastable phase, it represents a unique configuration within the lithium-vanadium-gallium-oxygen system, offering researchers specific structural insights into how these elements coordinate at the atomic level.
Its existence is documented across multiple structural databases, highlighting its interest as a subject of fundamental materials study. While it remains a specialized compound, its electronic characteristics make it a candidate for investigations into how transition metals and post-transition metals influence charge transport in oxide lattices.
Key Properties
Cross-validated computational properties for Li4VGa3O8, 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 Li4VGa3O8, 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. |
|---|---|---|---|---|---|
| P1 (No. 1) | triclinic | 1.87 | 0.0399 | -6.454 | 3.78 |
| P1 (No. 1) | Triclinic | — | — | — | 3.78 |
| P1 (No. 1) | Triclinic | — | — | — | 4.00 |
| P1 (No. 1) | Triclinic | — | — | — | 3.91 |
| P1 (No. 1) | — | — | — | — | — |
Applications
Where Li4VGa3O8 is used.
Frequently Asked Questions
Common questions about Li4VGa3O8, answered from cross-validated data.
What is Li4VGa3O8?
Li4VGa3O8 is a metastable, semiconducting quaternary oxide composed of lithium, vanadium, gallium, and oxygen.
What is Li4VGa3O8 used for?
What is the band gap of Li4VGa3O8?
Is Li4VGa3O8 a metal, semiconductor, or insulator?
Is Li4VGa3O8 thermodynamically stable?
What is the crystal structure of Li4VGa3O8?
What is the density of Li4VGa3O8?
How many polymorphs of Li4VGa3O8 are known?
What elements does Li4VGa3O8 contain?
Where does the data for Li4VGa3O8 come from?
How It Compares
As a distinct quaternary oxide, Li4VGa3O8 occupies a niche position in the landscape of complex lithium-based ceramics. Without direct structural siblings in its immediate class, it serves as a valuable reference point for understanding the interplay between vanadium and gallium in metastable oxide frameworks.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- mpaloe — Data from mpaloe.
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
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