A123 Systems Inc Archives – The Green Optimistic green tech news, since 2008 Thu, 05 Apr 2012 08:46:11 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 U.S. EV Battery Maker A123’s Shares Drop to 82 Cents After Defect Scandal https://www.greenoptimistic.com/a123-stock-share-drop-20120405/ https://www.greenoptimistic.com/a123-stock-share-drop-20120405/#respond Thu, 05 Apr 2012 08:46:11 +0000 https://www.greenoptimistic.com/?p=23844 A123, the famous U.S.-based electric car battery maker has big problems. Yesterday, their shares closed at 82 cents, after news spread out on March 26 revealed they had issues with some of the batteries that had delivered and that they are going to replace them. That meant a 49.7% drop since the day the news […]

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]]> https://www.greenoptimistic.com/a123-stock-share-drop-20120405/feed/ 0 23844 24M's Liquid Battery Can Be Filled With Sludgy Electrodes, Cuts Price in Half https://www.greenoptimistic.com/24m-battery-2-20110530/ https://www.greenoptimistic.com/24m-battery-2-20110530/#respond Mon, 30 May 2011 17:19:00 +0000 https://www.greenoptimistic.com/?p=18887 24M, a spin-off from battery maker A123 has published a paper which describes a new type of battery that would outperform any existing lithium ion unit designed for electric vehicles. Today's lithium batteries are bulky and heavy just because there's a lot of extra material in them that doesn't have anything with the storage of energy, but merely with supporting the active "ingredients."

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