NaLiMg14O15
NaLiMg14O15 is a metastable semiconducting oxide composed of sodium, lithium, magnesium, and oxygen.
About NaLiMg14O15
NaLiMg14O15 is a complex oxide featuring a combination of alkali and alkaline earth metals. As a metastable material, it represents a unique structural configuration that offers insight into the phase space of multi-component oxygen-based systems.
This compound exhibits semiconducting electronic behavior, positioning it as an interesting candidate for specialized electronic or optoelectronic investigations. Its structural complexity suggests a role in fundamental materials research where precise control over stoichiometry and coordination environments is required.
Key Properties
Cross-validated computational properties for NaLiMg14O15, 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 NaLiMg14O15, 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. |
|---|---|---|---|---|---|
| Pmm2 (No. 25) | orthorhombic | 1.75 | 0.0989 | -6.050 | 3.22 |
| Pmm2 (No. 25) | orthorhombic | 2.32 | 0.1046 | -6.044 | 3.23 |
| Pmm2 (No. 25) | orthorhombic | 2.17 | 0.1085 | -6.040 | 3.22 |
| Pmm2 (No. 25) | orthorhombic | 1.95 | 0.1156 | -6.033 | 3.22 |
| Pmm2 (No. 25) | Orthorhombic | — | — | — | 3.22 |
| Pmm2 (No. 25) | Orthorhombic | — | — | — | 3.39 |
| Pmm2 (No. 25) | Orthorhombic | — | — | — | 3.22 |
| Pmm2 (No. 25) | Orthorhombic | — | — | — | 3.34 |
| Pmm2 (No. 25) | Orthorhombic | — | — | — | 3.38 |
| Pmm2 (No. 25) | Orthorhombic | — | — | — | 3.22 |
| Pmm2 (No. 25) | Orthorhombic | — | — | — | 3.39 |
| Pmm2 (No. 25) | Orthorhombic | — | — | — | 3.33 |
Applications
Where NaLiMg14O15 is used.
Frequently Asked Questions
Common questions about NaLiMg14O15, answered from cross-validated data.
What is NaLiMg14O15?
NaLiMg14O15 is a metastable semiconducting oxide composed of sodium, lithium, magnesium, and oxygen.
What is NaLiMg14O15 used for?
What is the band gap of NaLiMg14O15?
Is NaLiMg14O15 a metal, semiconductor, or insulator?
Is NaLiMg14O15 thermodynamically stable?
What is the crystal structure of NaLiMg14O15?
What is the density of NaLiMg14O15?
How many polymorphs of NaLiMg14O15 are known?
What elements does NaLiMg14O15 contain?
Where does the data for NaLiMg14O15 come from?
How It Compares
As a unique multi-element oxide, NaLiMg14O15 serves as a distinct entry in the study of complex magnesium-based ceramics. It functions as a specialized structural model for understanding how the integration of lithium and sodium ions influences the stability and electronic properties of magnesium-rich oxide frameworks.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- mpaloe — Data from mpaloe.
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