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Virtual Toothpick Used By Technologist To 'Bake' The Perfect Thin-Film Confection
2013-11-13 15:34:11

NASA Creating thin films using a rapidly evolving technology that promises to solve some of NASA's thorniest engineering challenges is a lot like baking a cake. That's why Vivek Dwivedi, a technologist at NASA's Goddard Space Flight Center in Greenbelt, Md., has assembled a special "oven" and a "virtual toothpick" to monitor the progress of his confections. The technology, called atomic layer deposition or ALD, is one of many techniques for applying thin films, which among other...


Word of the Day
callithump
  • A somewhat riotous parade, accompanied with the blowing of tin horns, and other discordant noises; also, a burlesque serenade; a charivari.
'Callithump' is a back-formation of 'callithumpian,' a 'fanciful formation' according to the Oxford English Dictionary. However, the English Dialect Dictionary, says 'Gallithumpians' is a Dorset and Devon word from the 1790s that refers to 'a society of radical social reformers' or 'noisy disturbers of elections and meetings.'
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