Co5SnO12
Co5SnO12 is a metastable semiconducting oxide utilized in the development of oxygen-evolution catalysts for electrochemical applications.
About Co5SnO12
Co5SnO12 is a semiconducting oxide that functions as a specialized material within the class of oxygen-evolution catalysts. Its electronic structure and composition make it a subject of interest for researchers seeking to optimize catalytic surfaces for electrochemical energy conversion.
As a metastable compound, it represents a unique structural configuration that deviates from more common, highly stable oxides. This metastability is often a key feature in catalytic design, as it can influence the surface reactivity and the efficiency of oxygen-evolution reactions in various experimental setups.
Key Properties
Cross-validated computational properties for Co5SnO12, 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 Co5SnO12, 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. |
|---|---|---|---|---|---|
| C2/m (No. 12) | monoclinic | 1.00 | 0.0917 | -6.656 | 4.78 |
| C2/m (No. 12) | — | — | — | — | — |
| C2/m (No. 12) | Monoclinic | — | — | — | 4.78 |
| C2/m (No. 12) | — | — | — | — | — |
| C2/m (No. 12) | Monoclinic | — | — | — | 5.18 |
| C2/m (No. 12) | Monoclinic | — | — | — | 4.93 |
Applications
Where Co5SnO12 is used.
Frequently Asked Questions
Common questions about Co5SnO12, answered from cross-validated data.
What is Co5SnO12?
Co5SnO12 is a metastable semiconducting oxide utilized in the development of oxygen-evolution catalysts for electrochemical applications.
What is Co5SnO12 used for?
What is the band gap of Co5SnO12?
Is Co5SnO12 a metal, semiconductor, or insulator?
Is Co5SnO12 thermodynamically stable?
What is the crystal structure of Co5SnO12?
What is the density of Co5SnO12?
How many polymorphs of Co5SnO12 are known?
What elements does Co5SnO12 contain?
Where does the data for Co5SnO12 come from?
How It Compares
Within the oxide oxygen-evolution catalysts class.
Within the broader class of oxygen-evolution catalysts, Co5SnO12 occupies a distinct niche compared to more conventional materials like LiCoO2 or LaNiO3. While many of its siblings are characterized by high thermodynamic stability and well-defined crystalline phases, Co5SnO12 stands out as a metastable phase, offering a different pathway for surface interactions compared to the robust, widely utilized perovskite and spinel structures found in the rest of the group.
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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