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  1. Light-emitting diode - Wikipedia

    A light-emitting diode (LED) is an electronic component that uses a semiconductor to emit light when current flows through it. Electrons in the semiconductor recombine with electron holes, …

  2. Home - LEDI

    LEDI understands the transformative power of lighting. Our mission is simple: to bring you and your client’s vision to life with our state-of-the-art architectural linear accent lighting solutions.

  3. 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 …

  4. LED | Definition, Light, & Facts | Britannica

    Jan 2, 2026 · An LED (light-emitting diode) is a semiconductor device that emits infrared or visible light when charged with an electric current.

  5. Off Road LED Light Bars & Pods for Trucks by Rigid

    Rigid Industries is a leader in LED lights and light bars, including fog lights. We also have mounting for a variety of trucks and other off-road vehicles.

  6. LEDSupply - For All Your LED Project Needs!

    LED lighting projects just got easier! In our DIY section you'll find difficulty ratings, time estimates, material lists and step-by-step instructions for completing popular LED lighting projects.

  7. Light Emitting Diode (LED): Principle, Advantages, and Uses

    Jun 10, 2025 · 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, …

  8. Light Emitting Diode (LED): What is it & How Does it Work?

    Feb 24, 2012 · 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 …

  9. What is LED ( Light Emitting Diodes ) | LED Lighting Supply

    Dec 3, 2019 · LED dates back to the early 1900s when a British physicist discovered silicon carbide crystals could produce light when electric currents were touched. In 1962, GE scientist …

  10. Light Emitting Diode <What are LEDs and How Do They Work?>

    LEDs are a type of semiconductor called “Light Emitting Diode”. White LEDs, which have achieved practical realization through the use of high-brightness blue LEDs developed in 1993 …