Diode lights offer bright future for low energy

German scientists said Wednesday they had tweaked organic light-emitting diodes (OLEDs) -- the materials used in flat-screen TVs, laptop computer screens and mobile phone displays -- to become flexible, energy-efficient sources of white light.

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<p><a href="http://www.physorg.com/news161442237.html">Diode lights offer bright future for low energy</a></p> <p>German scientists said Wednesday they had tweaked organic light-emitting diodes (OLEDs) -- the materials used in flat-screen TVs, laptop computer screens and mobile phone displays -- to become flexible, energy-efficient sources of white light.</p>