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40% efficiency barrier on solar cells achieved..

 
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Aske
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40% efficiency barrier on solar cells achieved..
« on: December 17, 2006, 08:21:53 PM »


http://www.sciencedaily.c.../2006/12/061206123954.htm

sounds good... until ...

http://en.wikipedia.org/w...abundance_of_elements.png


one remembers that As, Ge, Ga, In, and P  are all pretty rare (though not uber-rare),  but also very difficult to process/extract .  oh, and they're lovely health hazards

 Cool

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stroh
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Re: 40% efficiency barrier on solar cells achieved..
« Reply #1 on: December 18, 2006, 07:05:04 AM »

So is ETOH. Grin
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