K4O24U4V4
This complex inorganic compound is a mixed-metal oxide containing potassium, uranium, and vanadium. It is primarily studied in academic research settings for its structural properties and potential behavior in solid-state chemistry.
KOUV
Overview
Key Properties
Cross-validated computational properties for K4O24U4V4, 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.
1.25–2.03 eV
Range across DFT structures
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.
0.000 eV/atom
Best (lowest) across sources
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.
On hull (stable)
1 DFT source
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
6
3 databases, 2 space groups
Crystallography
Reported Structures
Lowest-energy structures reported for K4O24U4V4, 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/c (No. 14) | monoclinic | 1.98 | 0.0000 | -8.676 | 4.68 |
| P21/c (No. 14) | monoclinic | 2.01 | 0.0000 | -8.676 | 4.35 |
| P21/c (No. 14) | monoclinic | 2.03 | 0.0113 | -8.665 | 4.52 |
| P21/c (No. 14) | monoclinic | 1.25 | 0.6920 | -7.984 | 3.49 |
| No. 0 | unknown | — | — | — | 1.26 |
| P21/c (No. 14) | — | — | — | — | — |
Uses
Applications
Where K4O24U4V4 is used.
Solid-state chemistry researchMaterials science explorationCrystallographic studies
Reference
Frequently Asked Questions
Common questions about K4O24U4V4, answered from cross-validated data.
What is K4O24U4V4?
This complex inorganic compound is a mixed-metal oxide containing potassium, uranium, and vanadium. It is primarily studied in academic research settings for its structural properties and potential behavior in solid-state chemistry.
More questions
What is K4O24U4V4 used for?
K4O24U4V4 is used in solid-state chemistry research, materials science exploration, and crystallographic studies.
What is the band gap of K4O24U4V4?
K4O24U4V4 has a DFT-computed band gap of 1.25–2.03 eV across 6 reported structures.
Is K4O24U4V4 a metal, semiconductor, or insulator?
With a band gap up to 2.03 eV it is a semiconductor.
Is K4O24U4V4 thermodynamically stable?
Yes — K4O24U4V4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of K4O24U4V4?
The lowest-energy reported polymorph of K4O24U4V4 is monoclinic symmetry, space group P21/c (No. 14).
What is the density of K4O24U4V4?
The computed density of the ground-state structure of K4O24U4V4 is 4.68 g/cm³.
How many polymorphs of K4O24U4V4 are known?
6 structures of K4O24U4V4 are reported across 3 databases, spanning 2 distinct space groups.
What elements does K4O24U4V4 contain?
K4O24U4V4 contains K, O, U, and V (4 elements).
Where does the data for K4O24U4V4 come from?
K4O24U4V4 data is cross-referenced from materials_project, cod, aflow.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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