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Latest David H. Webber Stories

2012-04-26 12:08:48

Liquid solar cells are cheaper, more flexible than existing solar options Scientists at USC have developed a potential pathway to cheap, stable solar cells made from nanocrystals so small they can exist as a liquid ink and be painted or printed onto clear surfaces. The solar nanocrystals are about four nanometers in size – meaning you could fit more than 250,000,000,000 on the head of a pin – and float them in a liquid solution, so "like you print a newspaper, you can print...

2012-04-25 21:26:15

Liquid solar cells are cheaper, more flexible than existing solar options Scientists at USC have developed a potential pathway to cheap, stable solar cells made from nanocrystals so small they can exist as a liquid ink and be painted or printed onto clear surfaces. The solar nanocrystals are about four nanometers in size – meaning you could fit more than 250,000,000,000 on the head of a pin – and float them in a liquid solution, so "like you print a newspaper, you can print...


Word of the Day
vermicular
  • Like a worm in form or movement; vermiform; tortuous or sinuous; also, writhing or wriggling.
  • Like the track or trace of a worm; appearing as if worm-eaten; vermiculate.
  • Marked with fine, close-set, wavy or tortuous lines of color; vermiculated.
  • A form of rusticated masonry which is so wrought as to appear thickly indented with worm-tracks.
This word ultimately comes from the Latin 'vermis,' worm.
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