Metric mechanics with non-trivial topology: actuating irises, cylinders and evertors

We have a new paper out, feat. this lil creature that fully turns itself inside out when you heat it up! This one's my fave, but we also make morphing irises, and cylinders, and other cone-adjacent things with a hole 👁️. Paper's in PRE, or free+open at https://t.co/X1LHZCPjHa pic.twitter.com/ikjS26IP1c

— Daniel Duffy (@DDuffeh) December 23, 2021