Conducting lines, nanoparticles, inks, and patterning

This invention describes a way to draw very fine conductive lines on a surface using a special ink. The ink contains tiny metal particles suspended in a liquid and is quite thick. A precise tip is used to deposit this ink onto a surface, and after heating, the deposited lines become electrically conductive.

Why it matters: The precision and automation of direct-write manufacturing systems, particularly for micro- and nano-scale patterning, have advanced significantly since 2010. This makes the controlled deposition of high-viscosity nanoparticle inks more accessible and efficient for creating conductive lines.

Status: ExpiredProtection ended and was never renewed
How hard to build: SpecializedPrecise tip deposition, controlled annealing, specialized ink.

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