Li4CoNi3O8
Li4CoNi3O8 is a semimetallic layered lithium transition-metal oxide that is considered a promising, synthesizable candidate for advanced energy storage applications.
About Li4CoNi3O8
Li4CoNi3O8 belongs to the class of layered lithium transition-metal oxides, a group of materials critical for modern electrochemical energy storage. This specific compound exhibits a near-zero-gap electronic character, placing it in the semimetallic regime, which distinguishes it from the more common insulating or semiconducting oxides in this family. Its thermodynamic proximity to the stability hull suggests that it is a viable candidate for experimental synthesis and further characterization in laboratory settings. The material is of significant interest to researchers investigating novel cathode architectures that require specific electronic conductivity profiles to enhance charge transport. By balancing lithium, cobalt, nickel, and oxygen, it offers a unique structural framework that may provide alternative pathways for ion mobility compared to traditional binary or ternary transition-metal oxides.
Key Properties
Cross-validated computational properties for Li4CoNi3O8, 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.
Applications
Where Li4CoNi3O8 is used.
Frequently Asked Questions
Common questions about Li4CoNi3O8, answered from cross-validated data.
What is Li4CoNi3O8?
Li4CoNi3O8 is a semimetallic layered lithium transition-metal oxide that is considered a promising, synthesizable candidate for advanced energy storage applications.
What is Li4CoNi3O8 used for?
What is the band gap of Li4CoNi3O8?
Is Li4CoNi3O8 a metal, semiconductor, or insulator?
Is Li4CoNi3O8 thermodynamically stable?
How many polymorphs of Li4CoNi3O8 are known?
What elements does Li4CoNi3O8 contain?
Where does the data for Li4CoNi3O8 come from?
How It Compares
Within the layered lithium transition-metal oxides class.
Within the diverse family of layered lithium transition-metal oxides, Li4CoNi3O8 occupies a distinct niche compared to well-established benchmarks like LiCoO2 and LiNiO2. While LiCoO2 is widely recognized for its robust stability and commercial dominance as a cathode material, Li4CoNi3O8 offers a more complex, mixed-metal cation arrangement that alters its electronic landscape toward a semimetallic state. Unlike LiAlO2, which serves primarily as a stable, wide-gap structural component, this compound is engineered to leverage the redox activity of its transition-metal components, positioning it as a more electronically active participant in electrochemical systems.
Related Compounds
Other Layered Lithium Transition-Metal Oxides in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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