1. Institute for Superconducting and Electronic Materials (ISEM) Australian Institute for Innovative Materials (AIIM) University of Wollongong Wollongong NSW 2500 Australia
2. Department of Physics, and BUAA‐UOW Joint Research Centre Beihang University Beijing 100091 China
3. Faculty of Engineering and Information Sciences University of Wollongong Wollongong NSW 2500 Australia
4. Electron Microscopy Center University of Wollongong Wollongong NSW 2500 Australia
5. Key Laboratory of Bio‐Inspired Smart Interfacial Science and Technology of the Ministry of Education School of Chemistry and Environment Beihang University Beijing 100191 China