| AR | Active region |
| EQE | External quantum efficiency |
| EL | Electroluminescence |
| IQE | Internal quantum efficiency |
| LED | Light-emitting diode |
| LEE | Light extraction efficiency |
| LO | Longitudinal optical |
| MQW | Multiple quantum well |
| ND | Neutral density |
| QW | Quantum well |
| RT | Room temperature |
| SQW | Single quantum well |
| WPE | Wall plug efficiency |
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