Na2Sn2O3
This compound is a sodium stannate material composed of sodium, tin, and oxygen. It is primarily studied as a functional inorganic oxide for potential use in electrochemical energy storage systems.
Overview
Key Properties
Cross-validated computational properties for Na2Sn2O3, 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.
0.43 eV
Range across DFT structures
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.
0.084 eV/atom
Best (lowest) across sources
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.
Metastable
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
5
3 databases, 1 space group
Crystallography
Reported Structures
Lowest-energy structures reported for Na2Sn2O3, 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. |
|---|---|---|---|---|---|
| I213 (No. 199) | cubic | 0.43 | 0.0840 | -5.337 | 4.53 |
| I213 (No. 199) | Cubic | — | — | — | 4.53 |
| I213 (No. 199) | Cubic | — | — | — | 4.77 |
| I213 (No. 199) | Cubic | — | — | — | 4.69 |
| I213 (No. 199) | — | — | — | — | — |
Uses
Applications
Where Na2Sn2O3 is used.
Battery electrode researchSolid-state electrolyte developmentMaterials science research
Reference
Frequently Asked Questions
Common questions about Na2Sn2O3, answered from cross-validated data.
What is Na2Sn2O3?
This compound is a sodium stannate material composed of sodium, tin, and oxygen. It is primarily studied as a functional inorganic oxide for potential use in electrochemical energy storage systems.
More questions
What is Na2Sn2O3 used for?
Na2Sn2O3 is used in battery electrode research, solid-state electrolyte development, and materials science research.
What is the band gap of Na2Sn2O3?
Na2Sn2O3 has a DFT-computed band gap of 0.43 eV across 5 reported structures.
Is Na2Sn2O3 a metal, semiconductor, or insulator?
With a band gap up to 0.43 eV it is a semiconductor.
Is Na2Sn2O3 thermodynamically stable?
Na2Sn2O3 has a lowest energy above hull of 0.084 eV/atom (metastable).
What is the crystal structure of Na2Sn2O3?
The lowest-energy reported polymorph of Na2Sn2O3 is cubic symmetry, space group I213 (No. 199).
What is the density of Na2Sn2O3?
The computed density of the ground-state structure of Na2Sn2O3 is 4.53 g/cm³.
How many polymorphs of Na2Sn2O3 are known?
5 structures of Na2Sn2O3 are reported across 3 databases, spanning 1 distinct space group.
What elements does Na2Sn2O3 contain?
Na2Sn2O3 contains Na, O, and Sn (3 elements).
Where does the data for Na2Sn2O3 come from?
Na2Sn2O3 data is cross-referenced from materials_project, mpaloe, jarvis.
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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).
- mpaloe — Data from mpaloe.
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
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