1. Department of Chemical Engineering, Stanford University, Stanford, California 94305, United States
2. Innovative Center for Flexible Devices, School of Materials Science and Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798, Singapore
3. Department of Polymer Science and Engineering, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, People’s Republic of China
4. CAS Key Lab of Human-Machine Intelligence-Synergy Systems, Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences (CAS), Shenzhen 518055, People’s Republic of China
5. Shenzhen College of Advanced Technology, University of Chinese Academy of Sciences, Shenzhen 518055, People’s Republic of China