1. Mechanical and Aerospace Engineering Department College of Engineering UAE University P. O. Box 15551 Al Ain UAE
2. National Water and Energy Center UAE University P. O. Box 15551 Al Ain UAE
3. On leave from Mechanical Design Department Faculty of Engineering Helwan University P. O. Box 11795 Cairo Egypt
4. Chemistry Department College of Science UAE University P. O. Box 15551 Al Ain UAE
5. Anatomy Department College of Health and Medical Sciences UAE University P. O. Box 17666 Al Ain UAE
6. Abu Dhabi Polytechnic P. O. Box 111499 Abu Dhabi UAE