1. School of Chemistry, Chemical Engineering and Biotechnology, Nanyang Technological University, 21 Nanyang Link, Singapore637371, Singapore
2. University of Groningen, Zernike Institute for Advanced Materials, Nijenborgh 4, 9747 AGGroningen, The Netherlands
3. LUMINOUS! Centre of Excellence for Semiconductor Lighting and Displays, The Photonics Institute, School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore639798, Singapore
4. Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, Singapore637371, Singapore
5. School of Materials Science and Engineering, Nanyang Technological University, Singapore639798, Singapore
6. Department of Chemistry, University of Gour Banga, Malda732103, India
7. Bremen Center for Computational Materials Science, University of Bremen, Bremen28359, Germany
8. Department of Chemistry, University of Southern California, Los Angeles, California90089, United States
9. Department of Electrical and Electronics Engineering, Department of Physics, UNAM─Institute of Materials Science and Nanotechnology, Bilkent University, Ankara06800, Turkey