Light can be produced and/or controlled electronically in a number of ways. Among the widely used of all the different types of semiconductor diodes are the Light Emitting Diodes or LEDs. It is a PN ...

But if that isn't enough to placate an ardent green activist there is, thankfully, environmentally-friendly light at the end of the tunnel. Steps to make our Christmas' greener are already being made.

The tl;dr is that if all you care about is picture quality, OLED is the way to go. If you want something extremely large (100 ...

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 ...

Light emitting diode demonstration box, 1996. Paper label on front: "InGaN SQW LED / UCSB MOCVD Lab" [Indium Gallium Nitride [SQW] Light Emitting Diode / University of California Santa Barbara Metal ...

LONDON--(BUSINESS WIRE)--Technavio has been monitoring the light-emitting diode (LED) lighting market in North America and it is poised to grow by $ 5.12 bn during 2020-2024, progressing at a CAGR of ...

At-home LED devices, particularly those that combine red and blue light, are efficacious for acne and can likely complement other over-the-counter and prescription treatments. HealthDay News — At-home ...

Red light therapy is an anti-aging treatment that dermatologists love, so we asked them about how it works, its benefits and what devices to try.