Affiliation: | 1. Center for Self‐Powered Artificial Muscle and Department of Biomedical Engineering, Hanyang University, Seoul, Korea;2. Intelligent Polymer Research Institute, ARC Centre of Excellence for Electromaterials Science, University of Wollongong, Wollongong, NSW, Australia;3. The Alan G. MacDiarmid Nano Tech Institute, University of Texas at Dallas, Richardson, TX, USA |