led america Archives – The Green Optimistic green tech news, since 2008 Sun, 29 Aug 2010 08:37:37 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Graphite Foam Reduces Temperature of LEDs, Making Them Cheaper and Longer-Lasting https://www.greenoptimistic.com/graphite-foam-led-20100829/ https://www.greenoptimistic.com/graphite-foam-led-20100829/#comments Sun, 29 Aug 2010 08:37:37 +0000 https://www.greenoptimistic.com/?p=9736 LED lights, yet not cutting edge idea for lighting, are in vogue nowadays, as they evolve by the year. Now, a group of researchers from Oak Ridge National Laboratory has discovered how to make LEDs last for longer and also lower their price.

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