Led
LED
graph TB
A[LED]
A --> B[Physics]
B --> C[Semiconductor]
C --> D[Electroluminescence]
C --> E[P-N Junction]
B --> F[Quantum Mechanics]
F --> G[Photon Emission]
F --> H[Energy Bands]
A --> I[Applications]
I --> J[Lighting]
I --> K[Displays]
I --> L[Medical Devices]
