3D printing - with a twist

A rotating nozzle that can print with multiple different materials at the same time has been used to print helix shapes with intriguing properties. The researchers who developed the system have experimented with printing a kind of artificial muscle and with changing the properties a length of 3D printed filament as its being printed.

You can read the full paper here: https://www.nature.com/articles/s41586-022-05490-7

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