With the invention of the first LED featuring a red color, it seemed only a matter of time before LEDs would appear with other colors. Indeed, soon green and other colors joined the LED revolution, ...

Select an option below to continue reading this premium story. Already a Honolulu Star-Advertiser subscriber? Log in now to continue reading. >> A large band gap means higher-energy photons, which in ...

Several pieces of evidence have suggested that blue light can inactivate various pathogenic bacteria. Previously in vitro and in vivo studies using blue light in the spectral range of 400–470 nm ...

The 2014 Nobel Prize in Physics was recently awarded to three scientists (Isamu Akasaki, Hiroshi Amano, and Shuji Nakamura) for inventing the blue light-emitting diode (LED) roughly 20 years ago.

Three scientists who succeeded in inventing efficient blue light-emitting diodes (LEDs) where many companies had failed have won the Nobel Prize in Physics. The Royal Swedish Academy of Sciences on ...

It’s hard to believe that the first blue LED didn’t arrive until 1993. They look simple, but looks are deceiving. Producing various LED colors involved applying electric currents to materials with ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. LED bulbs, by all indication, herald the future of home lighting ...

The LED lighting industry lost one of its founding fathers on September 18 th of this year with the passing of Nick Holonyak, Jr, known as the “Father of the light-emitting diode”. His invention of a ...

The sharpness of images on a MicroLED screen is limited by how tightly the pixels that make up the display are packed. MIT scientists have taken a unique approach to packing them much tighter, by ...