Li4Fe3WO8
Li4Fe3WO8 is a metastable, semiconducting quaternary oxide primarily studied for its potential utility in advanced electrochemical energy storage systems.
About Li4Fe3WO8
Li4Fe3WO8 is a complex quaternary oxide containing lithium, iron, tungsten, and oxygen. As a semiconducting material, it represents a unique intersection of transition metal chemistry and lithium-ion storage potential, characterized by its metastable nature which suggests intriguing pathways for synthesis and structural transformation. The compound is of significant interest to researchers investigating novel electrode materials for energy storage. Its structural complexity, evidenced by multiple reported configurations across databases, highlights its role as a subject of ongoing study in the search for high-performance battery components.
Key Properties
Cross-validated computational properties for Li4Fe3WO8, 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 Li4Fe3WO8, 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. |
|---|---|---|---|---|---|
| R-3m (No. 166) | trigonal | 2.20 | 0.0480 | -7.338 | 5.19 |
| R-3m (No. 166) | Trigonal | — | — | — | 5.19 |
| R-3m (No. 166) | Trigonal | — | — | — | 5.66 |
| R-3m (No. 166) | Trigonal | — | — | — | 5.48 |
| R-3m (No. 166) | — | — | — | — | — |
Applications
Where Li4Fe3WO8 is used.
Frequently Asked Questions
Common questions about Li4Fe3WO8, answered from cross-validated data.
What is Li4Fe3WO8?
Li4Fe3WO8 is a metastable, semiconducting quaternary oxide primarily studied for its potential utility in advanced electrochemical energy storage systems.
What is Li4Fe3WO8 used for?
What is the band gap of Li4Fe3WO8?
Is Li4Fe3WO8 a metal, semiconductor, or insulator?
Is Li4Fe3WO8 thermodynamically stable?
What is the crystal structure of Li4Fe3WO8?
What is the density of Li4Fe3WO8?
How many polymorphs of Li4Fe3WO8 are known?
What elements does Li4Fe3WO8 contain?
Where does the data for Li4Fe3WO8 come from?
How It Compares
As a unique quaternary oxide, Li4Fe3WO8 occupies a specialized niche in materials science research. Unlike more conventional binary or ternary oxides, this compound offers a complex structural landscape that provides researchers with a distinct platform to explore the interplay between multiple transition metal cations and lithium mobility.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- mpaloe — Data from mpaloe.
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
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