GIGAZINE

What causes LED street lights to turn blue or purple?

In the United States and Canada, there have been many reports of LED street lights that were initially white but have suddenly turned purple. The reason for this change in color of LED street lights ...
Electronic Design

The Elusive Blue LED: How Did Researchers Finally Triumph?

It’s hard to believe that the first blue LED didn’t arrive until 1993. They look simple, but looks are deceiving (Fig. 1). 1. Image showing a blue InGaN-based LED with gold wire contacts (0.4 × 0.4 mm ...
Asia One

Dispelling the myths about LED blue light and light flicker

You might have come across articles saying that the LED light bulb emits blue light which causes a myriad of harmful effects including damage to the retina, macular degeneration and disturbed sleep ...
Business Wire

GE Infusion™ LED Modules Deliver Maximum Flexibility in an Energy-Efficient Lighting Solution

EAST CLEVELAND, Ohio--(BUSINESS WIRE)--Lighting plays a vital role in today’s retail environments, maximizing shopping experiences and making merchandise appear its best. GE’s Infusion™ LED Module ...
EDN

Cree’s LMR4 LED light module: What’s inside, and how TrueWhite works

Cree sent me an evaluation kit for its LMR4 LED light module. Teardown time! The past two teardowns, the LED tube light and the EcoSmart bulb, were replacement lights for existing fluorescent or ...