Li4MnV3O8
Li4MnV3O8 is a metastable, semiconducting layered oxide containing lithium, manganese, vanadium, and oxygen, primarily researched for electrochemical energy storage.
About Li4MnV3O8
Li4MnV3O8 belongs to the class of layered lithium transition-metal oxides, characterized by its semiconducting electronic nature. As a metastable phase, it represents a complex structural arrangement of lithium, manganese, vanadium, and oxygen atoms that is of significant interest for fundamental materials research.
This compound is primarily investigated for its potential in energy storage applications. Its unique structural framework, supported by multiple reported crystalline configurations, allows for the study of ion mobility and redox behavior within the layered oxide architecture.
Key Properties
Cross-validated computational properties for Li4MnV3O8, 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 Li4MnV3O8, 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 | 0.56 | 0.0452 | -7.620 | 3.96 |
| C2/m (No. 12) | monoclinic | 0.59 | 0.0540 | -7.611 | 3.95 |
| P1 (No. 1) | triclinic | 0.96 | 0.1147 | -7.551 | 3.14 |
| C2 (No. 5) | monoclinic | 0.00 | 0.4543 | -7.211 | 3.96 |
| R-3m (No. 166) | — | — | — | — | — |
| P1 (No. 1) | Triclinic | — | — | — | 3.14 |
| P1 (No. 1) | Triclinic | — | — | — | 3.41 |
| P1 (No. 1) | Triclinic | — | — | — | 3.31 |
| C2/m (No. 12) | Monoclinic | — | — | — | 4.28 |
| C2/m (No. 12) | Monoclinic | — | — | — | 3.95 |
| C2/m (No. 12) | Monoclinic | — | — | — | 4.14 |
Applications
Where Li4MnV3O8 is used.
Frequently Asked Questions
Common questions about Li4MnV3O8, answered from cross-validated data.
What is Li4MnV3O8?
Li4MnV3O8 is a metastable, semiconducting layered oxide containing lithium, manganese, vanadium, and oxygen, primarily researched for electrochemical energy storage.
What is Li4MnV3O8 used for?
What is the band gap of Li4MnV3O8?
Is Li4MnV3O8 a metal, semiconductor, or insulator?
Is Li4MnV3O8 thermodynamically stable?
What is the crystal structure of Li4MnV3O8?
What is the density of Li4MnV3O8?
How many polymorphs of Li4MnV3O8 are known?
What elements does Li4MnV3O8 contain?
Where does the data for Li4MnV3O8 come from?
How It Compares
Within the layered lithium transition-metal oxides class.
Within the diverse family of layered lithium transition-metal oxides, Li4MnV3O8 occupies a distinct niche compared to more conventional cathode materials like LiCoO2 or LiMn2O4. While siblings such as LiNiO2 are widely utilized for their established electrochemical performance, Li4MnV3O8 is distinguished by its specific vanadium-manganese composition, which offers a different approach to balancing structural stability and charge capacity.
Related Compounds
Other Layered Lithium Transition-Metal Oxides in the database.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
- mpaloe — Data from mpaloe.
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