1. Faculty of Engineering, KACST TIC#32-753, KACST and Department of Mechanical Engineering; King Fahd University for Petroleum and Minerals; Dhahran 31261 Saudi Arabia
2. Department of Mechanical Engineering; Massachusetts Institute of Technology; Cambridge MA USA
3. Mechanical Power Engineering Department; Alexandria University; Alexandria 21544 Egypt
4. School of Engineering; University of Guelph; Guelph N1G 2 W1 Ontario Canada