1. University Kebangsaan Malaysia,Faculty of engineering and Built Environment,Department of Electrical, Electronic and Systems Engineering,Bangi,Selangor,Malaysia.
2. Universiti Kebangsaan Malaysia,Faculty of Engineering and Built Environment,Bangi,Selangor,Malaysia.
3. University of Malaya,Power Energy Dedicated Advanced Center (UMPEDAC),Kuala Lumpur,Malaysia
4. Solar Energy Research Institute (SERI) Universiti Kebangsaan Malaysia,Bangi,Selangor,Malaysia.