1. Photonics Lab, Institute of Micro Engineering and Nanoelectronics (IMEN), Universiti Kebangsaan Malaysia, 43400 UKM Bangi, Malaysia
2. NEMS and Photonics Lab, Mimos Berhad, Technology Park Malaysia, 57000 Kuala Lumpur, Malaysia
3. Advanced Analysis and Modelling, Mimos Berhad, Technology Park Malaysia, 57000 Kuala Lumpur, Malaysia
4. Department of Science in Engineering, Faculty of Engineering, International Islamic University of Malaysia (IIUM), Jalan Gombak, 53100 Kuala Lumpur, Malaysia