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2013-06-25 19:11:04

The Energy Department’s National Renewable Energy Lab has announced a world record of 31.1% conversion efficiency for a two-junction solar cell under one sun of illumination.


Word of the Day
quotha
  • Forsooth! indeed! originally a parenthetical phrase used in repeating the words of another with more or less contempt or disdain.
The word 'quotha' is an alteration of 'quoth he'.
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