1. School of Mechanical and Aerospace Engineering Nanyang Technological University Singapore Singapore
2. College of Physics and Information Engineering, Institute of Micro‐Nano Devices and Solar Cells Fuzhou University Fuzhou China
3. Ningbo Institute of Material Technology and Engineering Chinese Academy of Sciences Ningbo China
4. School of Materials Science and Energy Engineering Foshan University Foshan China
5. Centre for Micro‐/Nano‐electronics (NOVITAS), School of Electrical and Electronic Engineering Nanyang Technological University Singapore Singapore
6. CINTRA CNRS/NTU/THALES, UMI 3288 Singapore Singapore