Al₀.₂Ga₀.₈P is a direct-bandgap III-V semiconductor alloy combining aluminum, gallium, and phosphorus in a zinc-blende crystal structure. This material is primarily used in optoelectronic applications, particularly red and orange light-emitting diodes (LEDs) and laser diodes, where its bandgap energy (typically 1.8–2.0 eV) enables efficient photon emission in the visible spectrum. Engineers select this alloy when broader spectral tunability or higher operating temperatures are required compared to pure GaP, making it valuable for indicator lights, display backlighting, and specialized signaling applications in harsh environments.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.300 | eV | — |