Sr4FeMoO8
Sr4FeMoO8 is a stable, semiconducting complex oxide that serves as a specialized material for research into ferrite-based electronic systems.
About Sr4FeMoO8
Sr4FeMoO8 is a complex oxide belonging to the ferrite family, characterized by its semiconducting electronic nature. As a thermodynamically stable phase located on the convex hull, it represents a robust structural configuration within its chemical system. Its stability makes it a subject of interest for researchers investigating the interplay between transition metals and structural oxygen frameworks. The compound is primarily studied for its potential in advanced electronic and magnetic applications where precise control over charge transport is required. Its structural integrity supports its use in experimental material synthesis and fundamental solid-state chemistry research.
Key Properties
Cross-validated computational properties for Sr4FeMoO8, 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 Sr4FeMoO8, 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. |
|---|---|---|---|---|---|
| Cmmm (No. 65) | orthorhombic | 0.72 | 0.0000 | -7.396 | 5.16 |
| Cmmm (No. 65) | — | — | — | — | — |
| Cmmm (No. 65) | Orthorhombic | — | — | — | 6.04 |
| Cmmm (No. 65) | Orthorhombic | — | — | — | 5.16 |
| Cmmm (No. 65) | Orthorhombic | — | — | — | 5.61 |
Applications
Where Sr4FeMoO8 is used.
Frequently Asked Questions
Common questions about Sr4FeMoO8, answered from cross-validated data.
What is Sr4FeMoO8?
Sr4FeMoO8 is a stable, semiconducting complex oxide that serves as a specialized material for research into ferrite-based electronic systems.
What is Sr4FeMoO8 used for?
What is the band gap of Sr4FeMoO8?
Is Sr4FeMoO8 a metal, semiconductor, or insulator?
Is Sr4FeMoO8 thermodynamically stable?
What is the crystal structure of Sr4FeMoO8?
What is the density of Sr4FeMoO8?
How many polymorphs of Sr4FeMoO8 are known?
What elements does Sr4FeMoO8 contain?
Where does the data for Sr4FeMoO8 come from?
How It Compares
Within the spinel and hexagonal ferrites class.
Within the broad class of ferrites, Sr4FeMoO8 occupies a distinct niche compared to more common spinel-structured members like MgFe2O4 or ZnFe2O4. While it shares the fundamental ferrite building blocks, its stoichiometry and electronic character differentiate it from perovskite-related siblings such as Sr2FeMoO6 or SrFeO3. Unlike the simpler spinels, this compound offers a unique structural complexity that provides a different pathway for tuning electronic properties in oxide-based devices.
Related Compounds
Other Spinel and Hexagonal Ferrites in the database.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
- mpaloe — Data from mpaloe.
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