Na2SnO2
Na2SnO2 is a thermodynamically stable semiconducting perovskite oxide used in materials research.
About Na2SnO2
Na2SnO2 is a thermodynamically stable member of the perovskite oxide family, characterized by its semiconducting electronic nature. Its position on the convex hull indicates a robust structural integrity that makes it a subject of interest for fundamental materials research. The compound benefits from significant data availability, with multiple reported structures across major databases. This wealth of information supports its role as a stable building block in the development of functional oxide materials.
Key Properties
Cross-validated computational properties for Na2SnO2, 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 Na2SnO2, 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. |
|---|---|---|---|---|---|
| Pbcn (No. 60) | orthorhombic | 2.27 | 0.0000 | -5.039 | 4.03 |
| P212121 (No. 19) | orthorhombic | 2.41 | 0.0392 | -5.000 | 3.80 |
| P212121 (No. 19) | — | — | — | — | — |
| P212121 (No. 19) | Orthorhombic | — | — | — | 3.80 |
| P212121 (No. 19) | Orthorhombic | — | — | — | 3.96 |
| P212121 (No. 19) | Orthorhombic | — | — | — | 3.90 |
Applications
Where Na2SnO2 is used.
Frequently Asked Questions
Common questions about Na2SnO2, answered from cross-validated data.
What is Na2SnO2?
Na2SnO2 is a thermodynamically stable semiconducting perovskite oxide used in materials research.
What is Na2SnO2 used for?
What is the band gap of Na2SnO2?
Is Na2SnO2 a metal, semiconductor, or insulator?
Is Na2SnO2 thermodynamically stable?
What is the crystal structure of Na2SnO2?
What is the density of Na2SnO2?
How many polymorphs of Na2SnO2 are known?
What elements does Na2SnO2 contain?
Where does the data for Na2SnO2 come from?
How It Compares
Within the perovskite oxides class.
Unlike the complex transition metal perovskites such as LaNiO3 or BaTiO3, which are frequently studied for their rich magnetic or ferroelectric properties, Na2SnO2 occupies a distinct niche as a stable semiconducting oxide. While many of its siblings like LaMnO3 or BiFeO3 are defined by their intricate electronic correlations, Na2SnO2 provides a more structurally straightforward platform for exploring oxide-based semiconductor behavior.
Related Compounds
Other Perovskite Oxides 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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