1. Centre of High Field NMR Spectroscopy and Imaging, Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, Singapore 637371, Republic of Singapore
2. School of Materials Science and Engineering, Nanyang Technological University, 50 Nanyang Drive, Singapore, 637553, Republic of Singapore
3. Faculty of Engineering and Physical Sciences, University of Southampton, University Road, Southampton, SO171BJ, UK
4. University of Southampton Malaysia, Iskandar Puteri, 79200, Johor, Malaysia
5. Energy Research Institute at NTU (ERI@N), Research Techno Plaza, Nanyang Technological University, 50 Nanyang Drive, Singapore, 637553, Republic of Singapore