Na2Zn3Se4
Na2Zn3Se4 is a metastable semiconducting compound composed of sodium, zinc, and selenium.
About Na2Zn3Se4
Na2Zn3Se4 is a ternary sodium zinc selenide that exhibits semiconducting electronic properties. As a metastable compound, it represents a unique structural arrangement within the broader family of chalcogenide materials, offering distinct pathways for chemical synthesis and physical characterization.
Its significance lies in the interplay between its constituent elements, which are frequently explored for their optoelectronic potential. Researchers study this compound to understand how its specific atomic configuration influences charge transport and structural stability in complex selenide systems.
Key Properties
Cross-validated computational properties for Na2Zn3Se4, 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 Na2Zn3Se4, 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. |
|---|---|---|---|---|---|
| Ibam (No. 72) | orthorhombic | 1.44 | 0.0675 | -3.248 | 4.26 |
| Ibam (No. 72) | — | — | — | — | — |
| Ibam (No. 72) | Orthorhombic | — | — | — | 4.26 |
| Ibam (No. 72) | Orthorhombic | — | — | — | 4.41 |
| Ibam (No. 72) | Orthorhombic | — | — | — | 4.38 |
Applications
Where Na2Zn3Se4 is used.
Frequently Asked Questions
Common questions about Na2Zn3Se4, answered from cross-validated data.
What is Na2Zn3Se4?
Na2Zn3Se4 is a metastable semiconducting compound composed of sodium, zinc, and selenium.
What is Na2Zn3Se4 used for?
What is the band gap of Na2Zn3Se4?
Is Na2Zn3Se4 a metal, semiconductor, or insulator?
Is Na2Zn3Se4 thermodynamically stable?
What is the crystal structure of Na2Zn3Se4?
What is the density of Na2Zn3Se4?
How many polymorphs of Na2Zn3Se4 are known?
What elements does Na2Zn3Se4 contain?
Where does the data for Na2Zn3Se4 come from?
How It Compares
As a member of the ternary selenide family, Na2Zn3Se4 occupies a specialized niche where its metastable nature distinguishes it from more common, highly stable chalcogenide phases. It serves as a valuable subject for investigating structural diversity in systems containing sodium, zinc, and selenium.
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.
Analyze Na2Zn3Se4 in the Lattice Graph platform
Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.
Explore the Platform →