Calligraphed Traces
Extracting paint from a conductive pen
Wash-out an old ink cartridge:
Fill with conductive paint:
Writing:
Silver paint and fountain pen with different tips
Silver paint in squeeze bottle with needle point tip
Silver paint in cartridge fountain pen
Empty ink cartridge and fill with water based silver paint or another very fine particle paint.
Links
Silver roller ball pen >> http://news.illinois.edu/news/11/0628silver_pen_JenniferLewis.html
Conductive gold nano fountain pen >> http://www.nanonics.co.il/analysis-of-a-gold-line-written-with-the-nanofountain-p.html
How a fountain pen works >> http://www.explainthatstuff.com/how-fountain-pens-work.html
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