MgMnV4O12
MgMnV4O12 is a metastable, semiconducting complex oxide composed of magnesium, manganese, vanadium, and oxygen.

About MgMnV4O12
MgMnV4O12 is a complex oxide compound characterized by its semiconducting electronic nature. As a metastable material, it represents a unique structural configuration that offers intriguing possibilities for solid-state chemistry and materials science exploration. Its composition of magnesium, manganese, vanadium, and oxygen suggests a multifaceted atomic arrangement that is currently a subject of interest in structural databases. Given its metastable status, this compound serves as a valuable case study for understanding phase stability and synthetic pathways in multi-component oxide systems. Researchers investigate such materials to determine how specific elemental combinations influence electronic behavior and structural integrity under varying conditions.
Key Properties
Cross-validated computational properties for MgMnV4O12, 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 MgMnV4O12, 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 | 2.36 | 0.0779 | -8.276 | 2.93 |
| C2 (No. 5) | monoclinic | 2.15 | 0.0787 | -8.275 | 3.06 |
| P1 (No. 1) | triclinic | 1.13 | 0.0900 | -8.263 | 3.90 |
| P1 (No. 1) | triclinic | 0.79 | 0.1279 | -8.226 | 3.86 |
| P1 (No. 1) | triclinic | 0.81 | 0.1324 | -8.221 | 3.95 |
| P1 (No. 1) | triclinic | 1.13 | 0.1459 | -8.208 | 3.90 |
| P1 (No. 1) | Triclinic | — | — | — | 2.93 |
| C2 (No. 5) | Monoclinic | — | — | — | 3.15 |
| P1 (No. 1) | Triclinic | — | — | — | 4.29 |
| P1 (No. 1) | Triclinic | — | — | — | 3.90 |
| C2 (No. 5) | Monoclinic | — | — | — | 3.10 |
| C2 (No. 5) | Monoclinic | — | — | — | 3.00 |
Applications
Where MgMnV4O12 is used.
Frequently Asked Questions
Common questions about MgMnV4O12, answered from cross-validated data.
What is MgMnV4O12?
MgMnV4O12 is a metastable, semiconducting complex oxide composed of magnesium, manganese, vanadium, and oxygen.
What is MgMnV4O12 used for?
What is the band gap of MgMnV4O12?
Is MgMnV4O12 a metal, semiconductor, or insulator?
Is MgMnV4O12 thermodynamically stable?
What is the crystal structure of MgMnV4O12?
What is the density of MgMnV4O12?
How many polymorphs of MgMnV4O12 are known?
What elements does MgMnV4O12 contain?
Where does the data for MgMnV4O12 come from?
How It Compares
As a unique oxide in its structural category, MgMnV4O12 occupies a distinct niche where its metastable nature and semiconducting properties define its utility. Unlike more common, highly stable oxides, this material provides a specialized platform for examining how complex cation coordination affects electronic transport, positioning it as a specialized candidate for fundamental studies in materials design.
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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