charge cell phone Archives – The Green Optimistic green tech news, since 2008 Thu, 14 Aug 2014 15:59:13 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 NOKIA’s Prototype Device Charges Cell Phones Using Sound https://www.greenoptimistic.com/nokias-prototype-device-charges-cell-phones-using-sound-20140813/ https://www.greenoptimistic.com/nokias-prototype-device-charges-cell-phones-using-sound-20140813/#comments Wed, 13 Aug 2014 09:45:17 +0000 https://www.greenoptimistic.com/?p=48864 Powering your cell phone with sound is no longer the crazy idea that Korean Researchers decided to pursue some years ago. It is now getting much closer to realization than anyone has ever expected, as a team of scientists at NOKIA and Queen Mary University of London (QMUL) managed to generate enough electricity from sound vibrations […]

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