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55 LED Working Principle & Construction | Electroluminescence Explained
How does a Diode emit light? 🚦 In this video on Engineering Logic, we explain the physics behind the Light Emitting Diode (LED): 1. **The Principle:** What is **Electroluminescence**? (Recombination of Electrons and Holes). 2. **Biasing:** Why LEDs always work in Forward Bias. 3. **Construction:** Surface Emitter vs Edge Emitter structures ...
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