image: Demonstration of flexing, curling, stretching and compressing of the hydrogel with sensors and actuators. This material relates to a paper that appeared in the June 21, 2017, issue of Science Advances, published by AAAS. The paper, by D. Wirthl at Johannes Kepler University Linz in Linz, Austria, and colleagues was titled, "Instant tough bonding of hydrogels for soft machines and electronics." view more
Credit: [Credit: Soft Electronics Laboratory, Linz Institute of Technology]