Tokyo University Archives – The Green Optimistic green tech news, since 2008 Fri, 05 Apr 2013 15:36:40 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Rare-Earth Metals Not So Rare in Mud off the Coast of Japan, Tokyo University https://www.greenoptimistic.com/rare-earth-metals-japan-20130405/ https://www.greenoptimistic.com/rare-earth-metals-japan-20130405/#respond Fri, 05 Apr 2013 15:36:38 +0000 https://www.greenoptimistic.com/?p=35757 China pretty much has a chokehold on the market for rare-earth metals, but a recent discovery off the coast of Japan could offer some competition. Because of their unique chemical properties, rare-earth metals are important in the production of electronics and even hybrid and electric vehicles. Rare-earth metals are found around the world, but they […]

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]]> https://www.greenoptimistic.com/rare-earth-metals-japan-20130405/feed/ 0 35757 New Nano-Hybrid Capacitors Can Store Much More Energy Than Normal Ones https://www.greenoptimistic.com/nippon-chemicon-nano-hybrid-capacitors-20100330/ https://www.greenoptimistic.com/nippon-chemicon-nano-hybrid-capacitors-20100330/#respond Tue, 30 Mar 2010 19:07:10 +0000 https://www.greenoptimistic.com/?p=7215 Nippon Chemi-Con Corp has been developing a new type of capacitors called "nano-hybrid capacitor" and plans to launch the first samples on the market by April 2011. These new capacitors generation will be introduced as replacement to the normal electric double layer capacitor (EDLC) and will have an energy density several times higher than that of a EDLC.

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