Blue light is vital for light-emitting devices, lighting applications, as well as smartphone screens and large screen displays. However, it is challenging to develop efficient blue organic ...

A deep blue organic light-emitting diode (OLED) developed by researchers at Science Tokyo operates on just a single 1.5 V, overcoming the high-voltage and color-purity problems that have long limited ...

Burn-in is often overblown, but understanding the phenomenon is still important.

Vacuum-deposited quasi‑2D X‑type perovskite PeLEDs achieve 21.9% external quantum efficiency and 16.8 nm linewidth ...

(Nanowerk News) Researcher at iGaN Lab, University of Science and Technology of China, have developed a multifunctional three-terminal diode that functions both as a light emitter and a detector. This ...

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 into ...

At-home light-emitting diode (LED) devices are effective for treating acne, according to a research letter published online March 5 in JAMA Dermatology. Sherry Ershadi and John S. Barbieri, M.D., from ...

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 ...