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Latest Now Wladek Walukiewicz Stories

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2011-01-26 10:01:59

Solar cells are made from semiconductors whose ability to respond to light is determined by their band gaps (energy gaps).


Word of the Day
dynamitard
  • A political dynamiter.
The word 'dynamitard' is related to 'dynamite', which comes from a Greek root meaning 'power' and was coined by Alfred Nobel.