1. Department of Fundamental and Applied Sciences Universiti Teknologi PETRONAS Seri Iskandar Perak Malaysia
2. Centre of Innovative Nanostructure and Nanodevices (COINN) Universiti Teknologi PETRONAS Seri Iskandar Perak Malaysia
3. Department of Chemistry Gombe State University Gombe Nigeria
4. Department of Mechanical Engineering UniversitI Teknologi PETRONAS Seri Iskandar Perak Malaysia