Na2Zn3Se4 is a ternary ceramic compound belonging to the chalcogenide family, combining sodium, zinc, and selenium in a crystalline structure. This material is primarily of research interest for optoelectronic and photovoltaic applications, where chalcogenides are explored for their tunable bandgaps and semiconductor properties. While not yet widely deployed in mainstream engineering, compounds in this family show promise for next-generation solar cells, infrared detectors, and solid-state device applications where alternatives like CdTe or CIGS suffer from toxicity or cost constraints.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1568 | lb/in³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 1.505 | eV | DFT · OptB88vdW | ||
| ↳ | 3.196 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 6.737 | - | DFT · OptB88vdW | ||
| ↳ | 4.784 | - | DFT · TBmBJ | ||
Electron Effective Mass(m*e) | 0.1567 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 1.340 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000295 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00185 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -47.08 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 305.2 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 2.840 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.07350 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.7968 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data