1. ARC Centre of Excellence in Exciton Science, Department of Materials Science and Engineering, Monash University, Clayton, Victoria 3800, Australia
2. ARC Centre of Excellence in Exciton Science, School of Science, RMIT University, Melbourne 3000, Australia
3. Center for Computational Sciences, University of Tsukuba, Japan
4. CSIRO Manufacturing, Ian Wark Laboratories, Research Way, Clayton, VIC 3168, Australia