Significant improvement in solar cell efficiency–42.8%!
Remember me talking about wind-power hitting a tipping point and how solar was almost there? In a case of news almost made to order is this bit of news:
The University of Delaware has inched up the record for solar cell efficiency with a new device that can convert 42.8 percent of the light that strikes it into electricity.
That beats the old record of 40.7 percent hit in December. The Defense Advanced Research Projects Agency, or DARPA, has been funding research to get efficiency up to 50 percent.
The cell, created by Christina Honsberg and Allan Barnett of UD, splits incoming light …read more
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