Sc₂ZnSe₄ is a quaternary ceramic compound combining scandium, zinc, and selenium, belonging to the class of mixed-metal selenide ceramics. This is a research-phase material primarily of interest in optoelectronic and semiconductor applications, where its crystal structure and bandgap properties are being investigated for potential use in infrared optics, photovoltaic devices, or wide-bandgap semiconductor platforms. The material remains largely experimental; engineers would evaluate it only for advanced photonic or solid-state device development where its specific electronic or optical characteristics offer advantages over established alternatives like conventional II-VI semiconductors.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.670 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.1820 | eV | DFT · OptB88vdW | ||
| ↳ | 0.9540 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 10.77 | - | DFT · OptB88vdW | ||
| ↳ | 7.833 | - | DFT · TBmBJ | ||
Electron Effective Mass(m*e) | 0.01000 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 0.01000 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000425 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00224 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -74.75 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 237.7 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 31.54 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.470 | 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