What Is A Light-Emitting Diode? A light-emitting diode (LED) is a semiconductor device that emits light when an electric current flows through it. LEDs function by converting electrical current ...

An upconversion organic light-emitting diode (OLED) based on a typical blue-fluorescence emitter achieves emission at an ultralow turn-on voltage of 1.47 V. The technology circumvents the ...

Artificial light, once a luxury, has become central to modern life, with its evolution spanning from fire to LEDs. Now, ...

The occasion was the awarding of the Nobel Prize for physics for that year, for an achievement that paved the way for light-emitting diodes (LEDs) to succeed the incandescent bulbs and fluorescent ...

At STRL, we have been working on quantum dot light-emitting diodes for thin, lightweight displays that are capable of reproducing a wide color gamut. A surface-light-emitting device can be ...

The class-leading television technology, which stands for Organic Light Emitting Diode, has captured the imaginations of home entertainment enthusiasts worldwide for its stunning picture quality ...

Umair Irfan is a correspondent at Vox writing about climate change, energy policy, and science. He is also a regular contributor to the radio program Science Friday. Prior to Vox, he was a ...