1. Global Innovative Center for Advanced Nanomaterials (GICAN) College of Engineering, Science, and Environment The University of Newcastle Callaghan New South Wales 2308 Australia
2. Singapore Synchrotron Light Source National University of Singapore Singapore 117603 Singapore
3. Department of Physics National University of Singapore Singapore 119260 Singapore
4. Department of Petroleum and Chemical Engineering College of Engineering Sultan Qaboos University Muscat Oman