Li4MoO9P2
Li4MoO9P2 is a metastable, semiconducting lithium molybdenum phosphate compound used in specialized materials research.
About Li4MoO9P2
Li4MoO9P2 is a complex lithium molybdenum phosphate that exhibits semiconducting electronic behavior. As a metastable phase, it represents a unique arrangement of lithium, molybdenum, oxygen, and phosphorus atoms that offers distinct pathways for ion transport and electronic modulation.
Its significance lies in its potential role within advanced electrochemical systems where structural stability and electronic conductivity must be balanced. By leveraging its specific stoichiometry, researchers investigate its utility in solid-state energy applications where conventional materials may reach their performance limits.
Key Properties
Cross-validated computational properties for Li4MoO9P2, 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 Li4MoO9P2, 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 | 1.68 | 0.0467 | -7.184 | 2.99 |
| — | — | — | — | — | — |
Applications
Where Li4MoO9P2 is used.
Patent Landscape
3 patents reference Li4MoO9P2 or close compositional variants.
| Patent | Title | Assignee | Granted |
|---|---|---|---|
| 8248032 | Charging system for prioritizing load consumption in a notebook computer | — | — |
| 8263193 | Vacuum treatment method | — | — |
| 8268035 | Process for producing refractory metal alloy powders | — | — |
Frequently Asked Questions
Common questions about Li4MoO9P2, answered from cross-validated data.
What is Li4MoO9P2?
Li4MoO9P2 is a metastable, semiconducting lithium molybdenum phosphate compound used in specialized materials research.
What is Li4MoO9P2 used for?
What is the band gap of Li4MoO9P2?
Is Li4MoO9P2 a metal, semiconductor, or insulator?
Is Li4MoO9P2 thermodynamically stable?
What is the crystal structure of Li4MoO9P2?
What is the density of Li4MoO9P2?
How many polymorphs of Li4MoO9P2 are known?
What elements does Li4MoO9P2 contain?
Where does the data for Li4MoO9P2 come from?
How It Compares
As a specialized lithium molybdenum phosphate, Li4MoO9P2 functions as a niche material within the broader landscape of complex polyanionic compounds. While it lacks direct structural siblings in this specific grouping, it serves as a critical case study for understanding how metastable phases can be stabilized for functional use in solid-state devices.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- alexandria — Data from alexandria.
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