Sr4SnN4
Sr4SnN4 is a semiconducting ternary nitride compound that is considered a promising candidate for synthesis due to its favorable thermodynamic stability.
About Sr4SnN4
Sr4SnN4 is a ternary nitride compound composed of strontium, tin, and nitrogen. It exhibits semiconducting electronic properties, making it a subject of interest for researchers investigating new materials for optoelectronic or semiconductor applications.
As a near-hull material, it is considered thermodynamically stable and likely synthesizable under appropriate laboratory conditions. Its presence across multiple structural databases highlights its significance as a candidate for experimental validation in the field of inorganic nitrides.
Key Properties
Cross-validated computational properties for Sr4SnN4, 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 Sr4SnN4, 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. |
|---|---|---|---|---|---|
| P-1 (No. 2) | triclinic | 0.66 | 0.0228 | -14.194 | 4.89 |
| Pnma (No. 62) | orthorhombic | 0.00 | 0.1039 | -14.112 | 4.04 |
| P-1 (No. 2) | Triclinic | — | — | — | 4.89 |
| P-1 (No. 2) | Triclinic | — | — | — | 5.03 |
| P-1 (No. 2) | — | — | — | — | — |
| P-1 (No. 2) | Triclinic | — | — | — | 4.98 |
Applications
Where Sr4SnN4 is used.
Frequently Asked Questions
Common questions about Sr4SnN4, answered from cross-validated data.
What is Sr4SnN4?
Sr4SnN4 is a semiconducting ternary nitride compound that is considered a promising candidate for synthesis due to its favorable thermodynamic stability.
What is Sr4SnN4 used for?
What is the band gap of Sr4SnN4?
Is Sr4SnN4 a metal, semiconductor, or insulator?
Is Sr4SnN4 thermodynamically stable?
What is the crystal structure of Sr4SnN4?
What is the density of Sr4SnN4?
How many polymorphs of Sr4SnN4 are known?
What elements does Sr4SnN4 contain?
Where does the data for Sr4SnN4 come from?
How It Compares
As a member of the ternary nitride family, Sr4SnN4 represents a specialized structural configuration that occupies a unique position in the landscape of semiconducting materials. While it currently stands as a distinct entry without direct structural siblings in this context, it serves as a critical reference point for understanding the stability and electronic behavior of complex strontium-tin-nitrogen systems.
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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