1. Utah State University, Mechanical & Aerospace Engineering Department, Logan, Utah 84322, USA
2. Department of Mechanical and Mechatronics Engineering, University of Waterloo, University of Waterloo, 200 University Avenue West, Waterloo, Ontario N2L 3G1, Canada
3. University of Hawaii at Manoa, Mechanical Engineering Department, Honolulu, Hawaii 96822, USA
4. Mechanical Engineering Program, Physical Science and Engineering Division, King Abdullah University of Science and Technology (KAUST), Thuwal 23955-6900, Kingdom of Saudi Arabia