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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
obdormition
  • Sleep; the state or condition of being asleep.
  • The state or condition of numbness of a part due to pressure on a nerve: as, the obdormition of a limb.
The word 'obdormition' comes from a Latin word meaning "to fall asleep".
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