1. Department of Materials Science and Engineering; Monash University; Clayton VIC 3800 Australia
2. Institute of Functional Nano and Soft Materials (FUNSOM) Jiangsu Key Laboratory for Carbon-Based Functional Materials and Devices Collaborative Innovation Center of Suzhou Nano Science and Technology; Soochow University; Suzhou 215123 China
3. School of Engineering and Information Technology; Murdoch University; Murdoch WA 6150 Australia
4. Graphene Research Centre and Department of Chemistry; National University of Singapore; Singapore 117543 Singapore
5. Manufacturing; Commonwealth Scientific and Industrial Research Organization (CSIRO); Clayton 3168 Australia
6. Particulate Fluids Processing Centre; School of Chemistry; The University of Melbourne; Melbourne VIC 3010 Australia