1. Northern Technical University,Technical College Mosul,Department of Power Mechanics Techniques Engineering,Mosul,Iraq
2. Sohar University,Faculity of Compyting and IT,Sohar,Oman
3. School of Engineering,Bahrain Polytechnic,Department of Mechanical Engineering,Isa Town,Kingdom of Bahrain,33349
4. Universiti Teknologi Malaysia,Institute of Noise and Vibration,Kuala Lumpur,Malaysia
5. Sohar University,Faculity of Engineering,Department of Mechanical and Mechatronic Engineering,Sohar,Oman
6. Universiti Teknologi Petronas,Mechanical Engineering Department,Perak,Malaysia