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 ...

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 ...

This illustration depicts the QAO family dopant integrated into the organic light-emitting diode structure. By designing a molecule with a lower HOMO level than that of the host material, the ...

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 ...

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 ...

When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with your body's internal systems. Yet here's something lighting manufacturers ...

STOCKHOLM (AP) — 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 ...