C2Co2Li6O14P2
C2Co2Li6O14P2 is a metastable, insulating phosphate material studied for its potential role in advanced battery cathode development.

About C2Co2Li6O14P2
C2Co2Li6O14P2 is a complex phosphate-based material categorized within the olivine phosphate cathode family. As a wide-band-gap insulator, it exhibits distinct electronic properties that differentiate it from typical conductive electrode materials, necessitating specific structural considerations for electrochemical performance.
Despite its metastable nature, this compound is of significant interest for researchers investigating advanced battery chemistries. Its unique structural arrangement within the phosphate framework makes it a subject of study for those looking to expand the library of potential cathode materials for high-energy density applications.
Key Properties
Cross-validated computational properties for C2Co2Li6O14P2, aggregated across 2 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 C2Co2Li6O14P2, 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. |
|---|---|---|---|---|---|
| P21/m (No. 11) | monoclinic | 2.78 | 0.0393 | -7.076 | 2.87 |
| P21 (No. 4) | monoclinic | 2.95 | 0.0395 | -7.076 | 2.78 |
| P1 (No. 1) | triclinic | 2.42 | 0.0551 | -7.060 | 2.88 |
| P1 (No. 1) | triclinic | 2.41 | 0.0652 | -7.050 | 2.88 |
| P21/c (No. 14) | monoclinic | 2.26 | 0.0653 | -7.050 | 2.94 |
| P21 (No. 4) | monoclinic | 2.85 | 0.0663 | -7.049 | 2.91 |
| P1 (No. 1) | triclinic | 2.29 | 0.0675 | -7.048 | 2.88 |
| P1 (No. 1) | triclinic | 3.02 | 0.0677 | -7.047 | 2.90 |
| P1 (No. 1) | triclinic | 2.30 | 0.0695 | -7.046 | 2.89 |
| P21/c (No. 14) | monoclinic | 1.53 | 0.0718 | -7.043 | 2.93 |
| P21/c (No. 14) | monoclinic | 2.19 | 0.0722 | -7.043 | 2.93 |
| P21/c (No. 14) | monoclinic | 1.46 | 0.0856 | -7.029 | 2.94 |
Applications
Where C2Co2Li6O14P2 is used.
Frequently Asked Questions
Common questions about C2Co2Li6O14P2, answered from cross-validated data.
What is C2Co2Li6O14P2?
C2Co2Li6O14P2 is a metastable, insulating phosphate material studied for its potential role in advanced battery cathode development.
What is C2Co2Li6O14P2 used for?
What is the band gap of C2Co2Li6O14P2?
Is C2Co2Li6O14P2 a metal, semiconductor, or insulator?
Is C2Co2Li6O14P2 thermodynamically stable?
What is the crystal structure of C2Co2Li6O14P2?
What is the density of C2Co2Li6O14P2?
How many polymorphs of C2Co2Li6O14P2 are known?
What elements does C2Co2Li6O14P2 contain?
Where does the data for C2Co2Li6O14P2 come from?
How It Compares
Within the olivine phosphate cathodes class.
Within the diverse group of olivine phosphate cathodes, C2Co2Li6O14P2 represents a more complex structural variant compared to the well-characterized and commercially established LiFePO4. While LiFePO4 is valued for its robust stability and conductivity, this cobalt-containing phosphate offers a different thermodynamic landscape and structural complexity, positioning it as a specialized candidate for exploratory research rather than immediate industrial deployment.
Related Compounds
Other Olivine Phosphate Cathodes in the database.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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