Tuesday, February 24, 2009

Alternative Energies Update

New solar concentrator combines low cost with high efficiency:

http://www.technologyreview.com/computing/22204/?a=f

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Inexpensive New Liquid Battery Could Replace $10,000 Lithium Systems

https://scitechdaily.com/inexpensive-new-liquid-battery-could-replace-10000-lithium-systems/