http://www.kurzweilai.net/nano-sandwich-technique-slims-down-solar-cells-improves-efficiency Accelerating Intelligence Tue, 21 May 2013 18:29:30 +0000 hourly 1 http://wordpress.org/?v=3.4.1 http://www.kurzweilai.net/nano-sandwich-technique-slims-down-solar-cells-improves-efficiency/comment-page-1#comment-21494 Gorden Russell Thu, 28 Jun 2012 19:15:25 +0000 http://www.kurzweilai.net/?p=154637#comment-21494 And again there's something that needs tellurium. Sure it's only 70 nm thick, but you need enough to cover your roof and everybody elses roof, not to mention large solar arrays in the desert. And again there’s something that needs tellurium. Sure it’s only 70 nm thick, but you need enough to cover your roof and everybody elses roof, not to mention large solar arrays in the desert.

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