Li4VCo3O8
Li4VCo3O8 is a metastable, semiconducting layered lithium transition-metal oxide used in advanced materials research for energy storage technologies.
About Li4VCo3O8
Li4VCo3O8 belongs to the class of layered lithium transition-metal oxides, a family of materials widely investigated for their electrochemical properties. As a semiconducting compound, it offers unique electronic characteristics that differentiate it from more traditional metallic or insulating oxides in this category. Its metastable nature suggests a complex synthesis profile, making it a subject of interest for researchers studying structural evolution in battery materials. The compound is primarily utilized in academic and industrial research settings focused on developing high-performance cathode materials. By leveraging its layered architecture, scientists explore how the integration of vanadium and cobalt can influence ion mobility and structural stability during cycling. This material serves as a critical model for understanding how multi-metal substitutions impact the performance of lithium-based storage systems.
Key Properties
Cross-validated computational properties for Li4VCo3O8, 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 Li4VCo3O8, 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 | 1.43 | 0.0862 | -6.776 | 3.45 |
| P1 (No. 1) | Triclinic | — | — | — | 3.45 |
| P1 (No. 1) | Triclinic | — | — | — | 3.60 |
| P1 (No. 1) | Triclinic | — | — | — | 3.72 |
| P1 (No. 1) | — | — | — | — | — |
Applications
Where Li4VCo3O8 is used.
Frequently Asked Questions
Common questions about Li4VCo3O8, answered from cross-validated data.
What is Li4VCo3O8?
Li4VCo3O8 is a metastable, semiconducting layered lithium transition-metal oxide used in advanced materials research for energy storage technologies.
What is Li4VCo3O8 used for?
What is the band gap of Li4VCo3O8?
Is Li4VCo3O8 a metal, semiconductor, or insulator?
Is Li4VCo3O8 thermodynamically stable?
What is the crystal structure of Li4VCo3O8?
What is the density of Li4VCo3O8?
How many polymorphs of Li4VCo3O8 are known?
What elements does Li4VCo3O8 contain?
Where does the data for Li4VCo3O8 come from?
How It Compares
Within the layered lithium transition-metal oxides class.
Within the diverse family of layered lithium transition-metal oxides, Li4VCo3O8 occupies a specialized niche compared to well-established commercial standards like LiCoO2 or LiMn2O4. While materials such as LiCoO2 are prized for their high thermodynamic stability and reliability in consumer electronics, Li4VCo3O8 represents a more experimental, metastable frontier. Its complex composition allows for a broader exploration of electronic tuning compared to simpler oxides like LiAlO2, positioning it as a sophisticated candidate for targeted electrochemical applications.
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).
- mpaloe — Data from mpaloe.
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
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