1. School
of Materials Science and Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798
2. Interdisciplinary
Graduate School, Nanyang Technological University, Singapore
3. Energy
Research Institute at NTU (ERI@N), Nanyang Technological University, Singapore
4. Stanford Synchrotron
Radiation Lightsource, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States
5. KAUST
Solar Center, Division of Physical Science and Engineering, King Abdullah University of Science and Technology, Thuwal 23955-6900, Saudi Arabia
6. School
of Physical and Mathematical Sciences, Nanyang Technological University, Singapore