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Stories about: porous carbon

Chinese Researchers Invent Pig-Powered Batteries Chinese scientists have always been very ingenious, just like their latest invention – an electrode for lithium-sulfur batteries based on pig bones, a very cheap and also renewable carbon source.Rechargeable batteries are starting to be used more and more, all over the world, because not only there are more eco... 18 January 2011 09:20 GMT Air-Fueled Batteries Last 10 Times Longer Over the past few decades, there have been relatively few improvements in the technology employed in batteries, despite the emergence of lithium-ion cells and other similar devices. However, the capacity has remained roughly the same overall, and a breakthrough in the field has been long sought. Experts at the Univer... 19 May 2009 09:38 GMT