Rifaqat Hussain, King Fahd University of Petroleum and Minerals, Saudi Arabia; Ali Raza, UET Lahore, Faisalabad Campus, Pakistan; Muhammad Umar Khan, RIMMS, National University of Sciences and Technology (NUST), Pakistan; Mohamed Abou-Khousa, Khalifa University of Science and Technology, United Arab Emirates; Mohammad Sharawi, Polytechnique Montr'eal, Canada