Friday December 15, 2017

Researchers create rollerball-pen ink to draw circuits
  Posted by: Digg on Jun 30th, 2011 4:06 PM
( -- Two professors from the University of Illinois; one specializing in materials science, the other in electrical engineering, have combined their talents to take the idea of printing circuits onto non-standard materials one step further by developing a conductive ink that can be used ...

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