1. LUMINOUS! Centre of Excellence for Semiconductor Lighting and Displays School of Electrical and Electronic Engineering The Photonics Institute (TPI) Nanyang Technological University 50 Nanyang Avenue Singapore 639798 Singapore
2. Department of Electrical and Electronics Engineering and Department of Physics UNAM Institute of Materials Science and Nanotechnology Bilkent University Bilkent Ankara 06800 Turkey
3. ARC Centre of Excellence in Exciton Science Department of Materials Science and Engineering Monash University Clayton Campus Melbourne Victoria 3800 Australia
4. School of Physical and Mathematical Sciences Division of Physics and Applied Physics Nanyang Technological University Singapore 639798 Singapore
5. CINTRA UMI CNRS/NTU/THALES 3288 Research Techno Plaza 50 Nanyang Drive, Border X Block, Level 6 Singapore 637553 Singapore