MgO6Sr2U
MgO6Sr2U is a semiconducting complex oxide containing magnesium, strontium, and uranium that is considered a viable candidate for laboratory synthesis.
About MgO6Sr2U
MgO6Sr2U is a complex oxide featuring magnesium, strontium, and uranium. As a semiconducting material, it represents an intriguing intersection of actinide chemistry and alkaline earth oxides, offering unique electronic properties for fundamental study.
Given its status as a near-hull phase, this compound is considered a promising candidate for experimental synthesis. Its structural characteristics suggest potential utility in specialized electronic or catalytic applications where uranium-based oxide frameworks are required.
Key Properties
Cross-validated computational properties for MgO6Sr2U, 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 MgO6Sr2U, 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 | 2.12 | 0.0204 | -8.078 | 6.24 |
| — | — | — | — | — | — |
| — | — | — | — | — | 6.20 |
Applications
Where MgO6Sr2U is used.
Frequently Asked Questions
Common questions about MgO6Sr2U, answered from cross-validated data.
What is MgO6Sr2U?
MgO6Sr2U is a semiconducting complex oxide containing magnesium, strontium, and uranium that is considered a viable candidate for laboratory synthesis.
What is MgO6Sr2U used for?
What is the band gap of MgO6Sr2U?
Is MgO6Sr2U a metal, semiconductor, or insulator?
Is MgO6Sr2U thermodynamically stable?
What is the crystal structure of MgO6Sr2U?
What is the density of MgO6Sr2U?
How many polymorphs of MgO6Sr2U are known?
What elements does MgO6Sr2U contain?
Where does the data for MgO6Sr2U come from?
How It Compares
As a unique uranium-bearing oxide, MgO6Sr2U occupies a distinct niche within complex oxide materials. While it lacks direct structural siblings in this specific classification, its thermodynamic stability profile marks it as a significant entry point for exploring the behavior of complex actinide-based ceramics.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- alexandria — Data from alexandria.
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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