The organic light emitting diodes—known widely as OLEDs—that create vibrant smartphone displays could illuminate rooms, but ...

Living bacteria embedded in silicone can absorb green LED light and re-emit it as red, offering a potential sustainable ...

A new type of OLED can generate left- or right-handed circularly polarized light from just one form of light-emitting ...

Researchers at Princeton and North Carolina State University have developed a technique that substantially improves the ...