STOCKHOLM - An invention that promises to revolutionize the way the world lights its homes and offices - and already helps create the glowing screens of mobile phones, computers and TVs- earned a ...

In many cities today, streets are lit by white lights, screens show vivid colors, and buildings glow with precise patterns of illumination, all depending on a small but important invention from the ...

The Nobel Prize in Physics was awarded Tuesday to the inventors of the blue light-emitting diode, or LED, shining a light on the creation that solved the final puzzle piece to energy-efficient ...

Three researchers helped revolutionize lighting with vastly better energy efficiency and brightness. The light-emitting diodes also are used in data storage, TVs and smartphones. Stephen Shankland ...

Halide perovskites have garnered attention because they're highly efficient at capturing energy in solar cells and efficient emitters in diodes. But researchers failed at making perovskite LEDs that ...

There’s pretty good chance you have a piece of this year’s physics Nobel prize-winning invention in your pocket. The blue light-emitting diode (LED) is found in the screens of millions of phones as ...

Advances in the power output of light emitting diodes (LEDS) have allowed a LED light curing unit (LCU) with an 8 mm diameter light guide tip to achieve a similar depth of cure in a camphorquinone ...

To be more energy efficient, many people have replaced their incandescent lights with light-emitting diode (LED) bulbs. However, those currently on the market emit a lot of blue light, which has been ...