Kian Soon Yong - National University of Singapore
Yong Ping Zhang - National University of Singapore
Shuo-Wang Yang - Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, NUSNanoscience and Nanotechnology Initiative, 2 Science Drive 3, Singapore 117542, and Institute of HighPerformance Computing, Singapore Science Park II, Singapore 117528
Ping WU - Singapore Science Park
Guo Qin XU - Institute of High Performance Computing