1. Energy Research Institute @ NTU (ERI@N); Nanyang Technological University; 637553 Singapore Singapore
2. School of Materials Science and Engineering; Nanyang Technological University; 639798 Singapore Singapore
3. Interdisciplinary Graduate School; Nanyang Technological University; 637371 Singapore Singapore
4. Department of Structure and Dynamics of Energy Materials; Helmholtz-Zentrum fur Materialien und Energie; 14109 Berlin Germany