MgV2CoO6
MgV2CoO6 is a metastable, semiconducting quaternary oxide composed of magnesium, vanadium, cobalt, and oxygen.
About MgV2CoO6
MgV2CoO6 is a complex quaternary oxide that exhibits semiconducting electronic behavior. As a metastable phase, it represents a unique structural arrangement of magnesium, vanadium, cobalt, and oxygen atoms that offers intriguing possibilities for materials design.
Its existence as a metastable compound makes it a subject of interest for researchers investigating phase stability and synthesis pathways. The material is primarily studied within the context of fundamental solid-state chemistry to understand how its specific elemental composition influences its electronic properties.
Key Properties
Cross-validated computational properties for MgV2CoO6, aggregated across 2 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 MgV2CoO6, 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. |
|---|---|---|---|---|---|
| Cm (No. 8) | monoclinic | 1.97 | 0.0678 | -7.990 | 3.46 |
| P1 (No. 1) | triclinic | 0.00 | 0.0812 | -7.976 | 4.53 |
| P1 (No. 1) | triclinic | 2.22 | 0.0952 | -7.962 | 3.30 |
| C2/m (No. 12) | monoclinic | 1.63 | 0.1354 | -7.922 | 3.98 |
| P1 (No. 1) | triclinic | 0.56 | 0.2715 | -7.786 | 4.25 |
| P1 (No. 1) | Triclinic | — | — | — | 3.30 |
| P1 (No. 1) | Triclinic | — | — | — | 3.40 |
| P1 (No. 1) | Triclinic | — | — | — | 3.60 |
| Cm (No. 8) | Monoclinic | — | — | — | 3.46 |
| P1 (No. 1) | Triclinic | — | — | — | 4.53 |
| P1 (No. 1) | Triclinic | — | — | — | 4.99 |
| Cm (No. 8) | Monoclinic | — | — | — | 3.57 |
Applications
Where MgV2CoO6 is used.
Frequently Asked Questions
Common questions about MgV2CoO6, answered from cross-validated data.
What is MgV2CoO6?
MgV2CoO6 is a metastable, semiconducting quaternary oxide composed of magnesium, vanadium, cobalt, and oxygen.
What is MgV2CoO6 used for?
What is the band gap of MgV2CoO6?
Is MgV2CoO6 a metal, semiconductor, or insulator?
Is MgV2CoO6 thermodynamically stable?
What is the crystal structure of MgV2CoO6?
What is the density of MgV2CoO6?
How many polymorphs of MgV2CoO6 are known?
What elements does MgV2CoO6 contain?
Where does the data for MgV2CoO6 come from?
How It Compares
As a member of the broader family of complex transition metal oxides, MgV2CoO6 serves as an important case study for metastable phase formation. It provides researchers with a distinct structural template that helps map the stability landscape of multi-component oxide systems.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- mpaloe — Data from mpaloe.
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