| Affiliation: | 1. Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore, Singapore;2. Centre for Disruptive Photonic Technologies, The Photonics Institute, Nanyang Technological University, Singapore, Singapore;3. Optoelectronics Research Centre and Centre for Photonic Metamaterials, University of Southampton, Southampton, United Kingdom;4. School of Electrical and Computer Engineering, Oklahoma State University, Stillwater, USA;5. Department of Electronic Engineering, Tianjin University of Technology and Education, Tianjin, China |
