Mn5Co3O16
Mn5Co3O16 is a semiconducting, metastable mixed-metal oxide used in the study of oxygen-evolution catalysis for energy applications.
About Mn5Co3O16
Mn5Co3O16 is a complex mixed-metal oxide that functions as a semiconducting material within the broader category of oxygen-evolution catalysts. Its unique composition of manganese and cobalt allows it to participate in the electrochemical pathways necessary for water splitting and related energy conversion processes.
As a metastable phase, this compound represents a specialized structural arrangement that researchers study to understand how transition metal oxides can be tuned for improved catalytic activity. Its electronic properties are central to its role in facilitating the oxygen evolution reaction, making it a subject of interest for advanced electrochemical research.
Key Properties
Cross-validated computational properties for Mn5Co3O16, 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 Mn5Co3O16, 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 | 0.89 | 0.0526 | -7.588 | 4.78 |
| Cm (No. 8) | — | — | — | — | — |
| Cm (No. 8) | Monoclinic | — | — | — | 4.98 |
| Cm (No. 8) | Monoclinic | — | — | — | 4.78 |
| Cm (No. 8) | Monoclinic | — | — | — | 5.23 |
Applications
Where Mn5Co3O16 is used.
Frequently Asked Questions
Common questions about Mn5Co3O16, answered from cross-validated data.
What is Mn5Co3O16?
Mn5Co3O16 is a semiconducting, metastable mixed-metal oxide used in the study of oxygen-evolution catalysis for energy applications.
What is Mn5Co3O16 used for?
What is the band gap of Mn5Co3O16?
Is Mn5Co3O16 a metal, semiconductor, or insulator?
Is Mn5Co3O16 thermodynamically stable?
What is the crystal structure of Mn5Co3O16?
What is the density of Mn5Co3O16?
How many polymorphs of Mn5Co3O16 are known?
What elements does Mn5Co3O16 contain?
Where does the data for Mn5Co3O16 come from?
How It Compares
Within the oxide oxygen-evolution catalysts class.
Within the diverse family of oxide oxygen-evolution catalysts, Mn5Co3O16 occupies a distinct niche compared to more conventional materials like LiCoO2 or LaMnO3. While many of its siblings are highly stable, well-characterized perovskites or layered oxides, this compound is distinguished by its metastable nature, offering a different structural landscape for exploring catalytic efficiency in electrochemical systems.
Related Compounds
Other Oxide Oxygen-Evolution Catalysts 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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