SrCaMnGaO5
SrCaMnGaO5 is a semiconducting complex oxide that is considered a promising candidate for experimental synthesis due to its favorable thermodynamic stability.
About SrCaMnGaO5
SrCaMnGaO5 is a complex oxide featuring a blend of alkaline earth metals, manganese, and gallium. As a semiconducting material, it represents a unique intersection of transition metal and post-transition metal chemistry, offering interesting electronic properties for further investigation.
Its status as a near-hull compound suggests that it is thermodynamically favorable enough to be a viable target for experimental synthesis. With multiple structural configurations identified in computational databases, this material is a subject of ongoing interest for researchers exploring new functional oxides.
Key Properties
Cross-validated computational properties for SrCaMnGaO5, 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 SrCaMnGaO5, 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 (No. 5) | monoclinic | 1.41 | 0.0083 | -7.211 | 4.61 |
| C2 (No. 5) | Monoclinic | — | — | — | 4.61 |
| C2 (No. 5) | Monoclinic | — | — | — | 4.88 |
| C2 (No. 5) | Monoclinic | — | — | — | 4.77 |
| C2 (No. 5) | — | — | — | — | — |
Applications
Where SrCaMnGaO5 is used.
Frequently Asked Questions
Common questions about SrCaMnGaO5, answered from cross-validated data.
What is SrCaMnGaO5?
SrCaMnGaO5 is a semiconducting complex oxide that is considered a promising candidate for experimental synthesis due to its favorable thermodynamic stability.
What is SrCaMnGaO5 used for?
What is the band gap of SrCaMnGaO5?
Is SrCaMnGaO5 a metal, semiconductor, or insulator?
Is SrCaMnGaO5 thermodynamically stable?
What is the crystal structure of SrCaMnGaO5?
What is the density of SrCaMnGaO5?
How many polymorphs of SrCaMnGaO5 are known?
What elements does SrCaMnGaO5 contain?
Where does the data for SrCaMnGaO5 come from?
How It Compares
As a specific quaternary oxide, SrCaMnGaO5 serves as a distinct example of how combining diverse metallic elements can yield stable semiconducting phases. While it occupies a unique niche, it contributes to the broader understanding of how manganese and gallium interactions influence the electronic behavior of complex oxygen-based frameworks.
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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