1. Mechanical and Aerospace Engineering, Missouri University of Science and Technology, 400 West 13th Street, Rolla, MO 65401 e-mail:
2. Fellow ASME Mechanical and Aerospace Engineering, Missouri University of Science and Technology, 400 West 13th Street, Rolla, MO 65401 e-mail:
3. Mem. ASME Mechanical and Aerospace Engineering, Missouri University of Science and Technology, 400 West 13th Street, Rolla, MO 65401 e-mail: