1. Department of Physics, National University of Singapore, 117551, Singapore
2. School of Chemical and Biomedical Engineering, Nanyang Technological University, 637459, Singapore
3. Department of Material Science and Engineering, National University of Singapore, 117575, Singapore
4. Singapore Synchrotron Light Source (SSLS), National University of Singapore, 117603, Singapore
5. School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
6. Department of Chemistry, National University of Singapore, 117543, Singapore
7. Department of Electrical and Computer Engineering, National University of Singapore, 117583, Singapore
8. NUS Graduate School for Integrative Sciences and Engineering, National University of Singapore, 119077, Singapore