New OLED lamp shines on … and on

With their impressive energy efficiency, flat form and incandescent brightness, organic light emitting diodes (OLEDs) look to be a shoo-in as the next generation of lighting. Although the limited lifespan of the organic materials used in OLEDs has posed problems. Scientists around the globe have been toiling away to find ways to overcome this drawback and now South Korea's Electronics and Telecommunications Research Institute (ETRI) has developed a white OLED lamp that has a lifetime of 10,000 hours – 20 percent longer than existing fluorescent lamps.

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