�Tim Chen

Future manufacturing using 4D printing

Tim Chen, ETH Zurich

�Tim Chen

What is 4D Printing

Raviv D, Zhao W, McKnelly C, et al. Sci Rep. 2014;4:7422.Mao Y, Yu K, Isakov MS, Wu J, Dunn ML, Qi HJ. Sci Rep. 2015;5:13616.

�Tim Chen

Shape memory polymer

�Tim Chen

�Tim Chen

�Tim Chen

Autonomous deployable solar arrays

Stowed configuration

Space Shuttle, NASA, ISS016-E-007399 (30 Oct. 2007) http://www.nasa.gov/mission_pages/shuttle/shuttlemissions/sts120/multimedia/fd8/fd8_gallery.html

�Tim Chen