Pb₀.₈Se₀.₈Sn₀.₂Te₀.₂ is a quaternary lead-based chalcogenide semiconductor alloy, part of the IV-VI narrow bandgap semiconductor family. This material is designed for infrared optoelectronic applications where tunable bandgap and carrier properties are critical; it combines lead selenide and lead telluride with tin doping to engineer electronic and thermal characteristics for mid-to-long-wavelength infrared detection and emission devices. The quaternary composition offers greater flexibility in bandgap engineering compared to ternary or binary alternatives, making it relevant for researchers and engineers developing thermoelectric generators, infrared detectors, and laser diodes operating in the 3–15 µm spectral range.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.1400 | eV | — |