Sr3V2O8
Sr3V2O8 is a stable, insulating strontium vanadium oxide used in materials science research.
About Sr3V2O8
Sr3V2O8 is a complex oxide composed of strontium, vanadium, and oxygen. As a thermodynamically stable phase residing on the convex hull, it exhibits robust structural integrity, making it a reliable subject for fundamental materials research. Its nature as a wide-band-gap insulator suggests potential utility in applications requiring dielectric properties or high-temperature stability. The material has been characterized through multiple structural reports, highlighting its significance in solid-state chemistry. Its electronic character positions it as a candidate for specialized electronic or optical components where insulating behavior is a primary requirement. By maintaining stability across various conditions, this compound serves as a foundational building block for exploring vanadium-based oxide systems.
Key Properties
Cross-validated computational properties for Sr3V2O8, 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 Sr3V2O8, 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. |
|---|---|---|---|---|---|
| R-3m (No. 166) | trigonal | 3.68 | 0.0000 | -7.851 | 4.45 |
| R-3m (No. 166) | — | — | — | — | — |
| R-3m (No. 166) | Trigonal | — | — | — | 4.27 |
| R-3m (No. 166) | Trigonal | — | — | — | 4.59 |
| R-3m (No. 166) | Trigonal | — | — | — | 4.38 |
| P1 (No. 1) | — | — | — | — | — |
Applications
Where Sr3V2O8 is used.
Frequently Asked Questions
Common questions about Sr3V2O8, answered from cross-validated data.
What is Sr3V2O8?
Sr3V2O8 is a stable, insulating strontium vanadium oxide used in materials science research.
What is Sr3V2O8 used for?
What is the band gap of Sr3V2O8?
Is Sr3V2O8 a metal, semiconductor, or insulator?
Is Sr3V2O8 thermodynamically stable?
What is the crystal structure of Sr3V2O8?
What is the density of Sr3V2O8?
How many polymorphs of Sr3V2O8 are known?
What elements does Sr3V2O8 contain?
Where does the data for Sr3V2O8 come from?
How It Compares
As a distinct oxide within its chemical family, Sr3V2O8 stands out for its thermodynamic stability and well-defined structural profile. While many complex oxides face challenges with phase formation, this compound remains a reliable, stable member of its class, providing a consistent baseline for researchers investigating the interplay between strontium and vanadium coordination environments.
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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