Toshiyuki Ueno Archives – The Green Optimistic green tech news, since 2008 Thu, 23 Jun 2011 19:38:37 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 2W Magnetostriction-Based Vibration Harvester Lights Up 50 LEDs https://www.greenoptimistic.com/ueno-magnetostriction-vibration-20110623/ https://www.greenoptimistic.com/ueno-magnetostriction-vibration-20110623/#comments Thu, 23 Jun 2011 19:38:37 +0000 https://www.greenoptimistic.com/?p=19225 Following up with a piece of news we wrote about on December 1st, last year, TechOn reports that Toshiyuki Ueno from Kanazawa University has developed a magnetostriction-based energy harvesting device that can produce up to 2 watts of electricity from harvesting vibrations. To be noted that this isn't piezoelectricity, which we've gotten used to lately.

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]]> https://www.greenoptimistic.com/ueno-magnetostriction-vibration-20110623/feed/ 1 19225 Vibration-Powered Magnetostrictive Generator Invented By Japanese Researcher https://www.greenoptimistic.com/galfenol-generator-magnetostriction-20101201/ https://www.greenoptimistic.com/galfenol-generator-magnetostriction-20101201/#comments Wed, 01 Dec 2010 17:55:02 +0000 https://www.greenoptimistic.com/?p=12120 Vibrations can drive your watch and other small appliances more easily, as one researcher from the Kanazawa University in Japan has developed a possible replacement for button batteries. His device works on vibrations and could one day power even bigger stuff, if put in a serial configuration.

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