1. Center for Nanotechnology and Sustainability, Department of Mechanical Engineering, National University of Singapore, Singapore, 117576, Singapore
2. Institute of Materials Research and Engineering (IMRE), Agency for Science, Technology and Research (A*STAR), #08-03, 2 Fusionopolis Way, Innovis, Singapore, 138634, Singapore
3. Nouveau Monde Graphite, 481 Rue Brassard, Saint-Michel-de-Saints, QC, J0K 3B0, Canada