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id
cdrf2021_201
authors
Giulia Grassi, Bjorn Sparrman, Ingrid Paoletti, and Skylar Tibbits
year
2021
title
4D Soft Material Systems
source
Proceedings of the 2021 DigitalFUTURES
The 3rd International Conference on Computational Design and Robotic Fabrication (CDRF 2021)
This work introduces multi-material liquid printing as an enabling technology for designing programmed shape-shifting silicones. The goal of this research is to provide a readily available, scalable and customized approach at producing responsive 4D printed structures for a wide range of applications. Hence, the methodology allows customization at each step of the procedure by intervening either on the material composition and/or on the design and fabrication strategies for the production of responsive components. A significant endeavour is initiated to develop and engineer two different material systems that enable shape-shifting: silicone-ethanol composites and polyvinyl siloxane swelling rubbers. The printed samples successfully comply with the expected swelling behaviour through a variety of printed test patterns.