1. Institute of Materials Research and Engineering (IMRE) Agency for Science Technology and Research (A*STAR) 2 Fusionopolis Way, Innovis, #08 Singapore, 03 13863 Singapore
2. Institute of Sustainability for Chemicals Energy and Environment (ISCE2) Agency for Science Technology and Research (A*STAR) 1 Pesek Road, Jurong Island Singapore 627833 Singapore
3. Department of Material Science and Engineering National University of Singapore 9 Engineering Drive 1, #03–09 EA Singapore 117575 Singapore
4. School of Physical and Mathematical Sciences Nanyang Technological University 21 Nanyang Link Singapore 637371 Singapore