Monday, January 21, 2013

New World Record in Solar Cell Efficiency

The efficiency gap between silicon wafer and thin film solar cells has been closed:

http://www.empa.ch/plugin/template/empa/3/131438/---/l=2

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Germany modernizes it's windmills

Germany's first generation of commercial wind turbines was installed in the 1990s — small machines of 100 to 500 kilowatts that stood 40...