LiCoSiO4
LiCoSiO4 is a metastable, semiconducting quaternary silicate compound known for its diverse structural possibilities.
About LiCoSiO4
LiCoSiO4 is a complex silicate compound containing lithium, cobalt, silicon, and oxygen. As a semiconducting material, it exhibits electronic properties that make it a subject of interest for fundamental solid-state research and potential functional applications.
Although it is classified as a metastable phase, the compound has been extensively documented across various structural databases. Its ability to adopt numerous crystalline configurations highlights the structural flexibility inherent in this quaternary system.
Key Properties
Cross-validated computational properties for LiCoSiO4, 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 LiCoSiO4, 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. |
|---|---|---|---|---|---|
| R3 (No. 146) | trigonal | 1.30 | 0.0503 | -7.244 | 3.08 |
| Pna21 (No. 33) | orthorhombic | 1.45 | 0.0693 | -7.225 | 3.03 |
| C2221 (No. 20) | orthorhombic | 1.31 | 0.0705 | -7.224 | 2.98 |
| Pc (No. 7) | monoclinic | 1.51 | 0.0720 | -7.222 | 2.96 |
| Pc (No. 7) | monoclinic | 1.38 | 0.0729 | -7.222 | 2.96 |
| Pna21 (No. 33) | orthorhombic | 1.42 | 0.0746 | -7.220 | 2.99 |
| Pca21 (No. 29) | orthorhombic | 1.24 | 0.0751 | -7.219 | 3.01 |
| Pc (No. 7) | monoclinic | 1.61 | 0.0753 | -7.219 | 3.00 |
| P21/c (No. 14) | monoclinic | 1.38 | 0.0756 | -7.219 | 3.02 |
| Pca21 (No. 29) | orthorhombic | 1.34 | 0.0758 | -7.219 | 3.03 |
| Pna21 (No. 33) | orthorhombic | 1.52 | 0.0785 | -7.216 | 3.03 |
| P6422 (No. 181) | hexagonal | 1.33 | 0.0814 | -7.213 | 2.63 |
Applications
Where LiCoSiO4 is used.
Frequently Asked Questions
Common questions about LiCoSiO4, answered from cross-validated data.
What is LiCoSiO4?
LiCoSiO4 is a metastable, semiconducting quaternary silicate compound known for its diverse structural possibilities.
What is LiCoSiO4 used for?
What is the band gap of LiCoSiO4?
Is LiCoSiO4 a metal, semiconductor, or insulator?
Is LiCoSiO4 thermodynamically stable?
What is the crystal structure of LiCoSiO4?
What is the density of LiCoSiO4?
How many polymorphs of LiCoSiO4 are known?
What elements does LiCoSiO4 contain?
Where does the data for LiCoSiO4 come from?
How It Compares
As a unique quaternary silicate, LiCoSiO4 occupies a specialized niche in materials science. Unlike more common binary or ternary oxides, its complex stoichiometry allows for diverse structural arrangements, positioning it as a distinct subject for studies into how transition metals influence the stability and electronic behavior of silicate frameworks.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
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