1. Mechanical & Mechatronics Engineering Department, College of Engineering, Dhofar University, Salalah, Oman
2. Electrical & Computer Engineering Department, College of Engineering, Dhofar University, Salalah, Oman
3. Alex Ekwueme Federal University, Udufu Alike Ikwo, Nigeria
4. Majmaah University, Al Majma’ah, Saudi Arabia
5. Department of Metallurgical and Materials Engineering, Faculty of Petroleum and Mining Engineering, Suez University, Suez, Egypt