This video explains how LEDs (Light Emitting Diodes) work and why they’ve become one of the most important components in ...

They’re in your phone, TV, car headlights, remote controls—even traffic lights. LEDs (Light Emitting Diodes) are everywhere.

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 traditional ...

Perovskite LEDs with the world's highest efficiency (EQE = 23.4%) -- Seoul National University and University of Pennsylvania Research team at Seoul National University (Prof. Tae-Woo Lee) and ...

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 ...

Eric Franklin led the CNET Tech team as Editorial Director. A 20-plus-year industry veteran, Eric began his tech journey testing computers in the CNET Labs. When not at work he can usually be found at ...

LEDs, or light-emitting diodes, are essential components in near-eye displays like virtual reality and augmented reality ...

This mask uses seven LED wavelengths to assist in targeting acne, hyperpigmentation, redness, and signs of ageing, the brand ...

At-home LED face masks look like they came straight out of a “Star Wars” movie, but these devices are less sci-fi and more straight-up science-based. But they do have origins in real-life space travel ...