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- Light-emitting diode - Wikipedia
In electrical engineering, a light-emitting diode (LED) is a semiconductor device that emits light when current flows through it Electrons in the semiconductor recombine with electron holes, releasing energy in the form of photons
- LED | Definition, Light, Facts | Britannica
An LED (light-emitting diode) is a semiconductor device that emits infrared or visible light when charged with an electric current
- Learn About LED Lighting - ENERGY STAR
LED stands for light emitting diode LED lighting products produce light up to 90% more efficiently than incandescent light bulbs How do they work? An electrical current passes through a microchip, which illuminates the tiny light sources we call LEDs and the result is visible light
- Light Emitting Diode (LED): Principle, Advantages, and Uses
A light-emitting diode (LED) is a small electronic device that emits light when an electric current flows through it LED works by passing electricity through a semiconductor, which releases energy in the form of light
- Light Emitting Diode (LED): What is it How Does it Work?
What is a Light Emitting Diode (LED)? A Light Emitting Diode (LED) is a special type of PN junction diode The light emitting diode is specially doped and made of a special type of semiconductor This diode can emit light when it is in the forward biased state
- LED - Light Emitting Diode: Basics, Types and Characteristics
LED or Light Emitting Diode is a very common source of light An article about Basics of LED, Characteristics of LED and different Types of LED
- What is LED ( Light Emitting Diodes ) | LED Lighting Supply
Below is the electronic symbol of the LED: Symbol of the light-emitting diode showing the cathode, anode, and the direction of light emitted LED dates back to the early 1900s when a British physicist discovered silicon carbide crystals could produce light when electric currents were touched
- Amazon. com: Led Bulb
Discover LED bulbs that deliver bright, clear illumination while saving on energy costs Find options in various color temperatures and brightness levels
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