1. Frontier Institute of Chip and System Zhangjiang Fudan International Innovation Center Fudan University Shanghai 200433 China
2. Innovative Center for Flexible Devices (iFLEX) Max Planck – NTU Joint Lab for Artificial Senses School of Materials Science and Engineering Nanyang Technological University 50 Nanyang Avenue Singapore 639798 Singapore
3. Institute of Flexible Electronics Technology of THU Zhejiang Jiaxing 314000 China